commiss direct ec januari adapt technic progress council direct eec approxim law member state relat brake devic categori motor vehicl trailer text eea relev commiss european commun regard treati establish european commun regard council direct eec februari approxim law member state relat type approv motor vehicl trailer amend european parliament council direct ec articl thereof regard council direct eec juli approxim law member state relat brake devic categori motor vehicl trailer amend commiss direct eec articl thereof direct eec separ direct ec type approv procedur establish direct eec provis laid direct eec relat vehicl system compon separ technic unit appli direct articl direct eec necessit separ direct attach inform document incorpor relev item annex direct type approv certif base annex vi thereto order type approv computeris aftermarket sale replac brake line order ensur standard safeti reliabl maintain requir regul qualiti perform replac brake line market mean direct recognit equival intern regul regul econom commiss europ unit nation separ direct desir deem bring line provis direct eec ec regul relat brake regul relat replac brake line assembl number subsequ revis origin direct eec deem consolid revis singl consolid direct provis direct accord opinion committe adapt technic progress establish direct eec adopt direct articl articl direct eec amend articl read purpos direct quot vehicl quot mean vehicl defin articl direct eec vehicl categori defin annex iia direct eec point delet paragraph delet paragraph renumb articl annex viii xi xii replac relev annex articl annex viii replac relev annex articl council direct februari replac council direct eec annex direct eec replac list annex annex direct articl effect januari member state ground relat vehicl brake system refus respect type vehicl grant ec type approv nation type approv prohibit registr sale entri servic vehicl prohibit sale entri servic replac brake line vehicl replac brake line compli requir direct eec amend direct effect octob member state longer grant ec type approv refus grant nation type approv type vehicl ground relat vehicl brake system type brake line requir direct eec amend direct fulfil effect march member state certif conform accompani vehicl accord provis direct eec longer valid purpos articl direct refus registr sale entri servic vehicl ground relat brake system requir direct eec amend direct fulfil effect march requir direct eec relat replac brake line separ technic unit amend direct applic purpos articl direct eec notwithstand provis paragraph purpos replac part member state permit sale entri servic replac brake line intend fit vehicl type type approv grant prior entri forc direct condit replac brake line contraven provis previou version direct eec applic time entri servic vehicl case brake line asbesto effect octob member state prohibit entri servic vehicl fit brake line asbesto approv issu direct eec vehicl fit brake line asbesto remain valid march articl member state bring forc law regulatori administr provis compli direct januari forthwith inform commiss thereof member state adopt provis refer direct accompani refer occas offici public method make refer laid member state member state commun commiss text legal provis subsequ adopt field govern direct articl direct enter forc dai public offici journal european commun articl direct address member state brussel januari commiss martin bangemann member commiss gt tabl gt oj oj oj oj annex definit construct fit requir applic ec type approv grant ec type approv modif type amend approv conform product definit purpos direct type vehicl respect brake equip mean vehicl differ significantli essenti respect case motor vehicl vehicl categori defin articl direct maximum mass defin point distribut mass axl maximum design speed type brake equip refer presenc equip brake trailer number arrang axl engin type number ratio gear ratio rear drive axl tyre dimens case trailer vehicl categori defin articl direct maximum mass defin point distribut mass axl type brake equip number arrang axl tyre dimens brake system mean combin part function progress reduc speed move vehicl bring halt stationari halt function point equip consist brake control transmiss brake proper graduat brake mean brake normal rang oper equip applic releas brake driver time increas reduc brake forc action control brake forc act direct action control monoton function easili make suffici fine adjust brake forc control mean part actuat directli driver case trailer assist suppli transmiss energi requir brake control energi muscular energi driver energi sourc control driver case kinet energi trailer combin kind energi transmiss mean combin compon situat control brake connect operation transmiss mechan hydraul pneumat electr mix brake power deriv assist sourc energi independ driver control reserv energi devic likewis regard part transmiss brake mean part forc oppos movement vehicl develop friction brake forc gener friction part vehicl move electr brake forc gener electromagnet action part vehicl move contact fluid brake forc gener action fluid situat part vehicl move engin brake forc deriv control increas brake action engin transmit wheel type brake equip mean equip differ essenti respect compon characterist compon made materi characterist compon shape size assembl compon brake system compon mean individu part assembl constitut brake equip continu brake mean brake combin vehicl instal characterist singl control driver actuat progress singl movement drive seat energi brake vehicl constitut combin vehicl suppli sourc muscular energi driver brake instal ensur simultan suitabl phase brake constitu vehicl combin rel posit semi continu brake mean brake combin vehicl instal characterist singl control driver actuat progress singl movement drive seat energi brake vehicl constitut combin vehicl suppli sourc muscular energi driver brake instal ensur simultan suitabl phase brake constitu vehicl combin rel posit automat brake mean brake trailer trailer occur automat event separ compon combin coupl vehicl includ separ coupl breakag effect remaind combin affect inertia quot overrun quot brake mean brake utilis forc gener trailer move tow vehicl laden vehicl mean state vehicl laden maximum mass maximum mass mean maximum mass state vehicl manufactur technic permiss mass higher permiss maximum mass distribut mass axl mean distribut effect graviti mass vehicl content axl wheel axl load mean vertic static reaction forc road surfac contact area wheel wheel axl maximum stationari wheel axl load mean stationari wheel axl load achiev condit laden vehicl hydraul brake system store energi mean brake system energi suppli hydraul fluid pressur store accumul fed pressur pump fit mean limit pressur maximum manufactur categori trailer type semi trailer mean tow vehicl axl posit centr graviti vehicl uniformli load equip connect devic permit horizont vertic forc transmit tow vehicl full trailer mean tow vehicl axl equip tow devic move vertic relat trailer control direct front axl transmit signific static load tow vehicl centr axl trailer mean tow vehicl equip tow devic move vertic relat trailer axl posit close centr graviti vehicl uniformli load small static vertic load exceed maximum mass trailer load dan whichev lesser transmit tow vehicl retard mean addit brake system capabl provid maintain brake effect long period time signific reduct perform term retard cover complet system includ control devic independ retard mean retard control devic separ servic brake system integr retard mean retard control devic integr servic brake system retard servic brake system appli simultan suitabl phase oper combin control devic combin retard mean integr retard addit cut devic combin control appli servic brake system inter urban motor coach mean vehicl design equip inter urban transport space specif intend stand passeng carri short distanc passeng stand gangwai long distanc tour motor coach mean vehicl design equip long distanc journei arrang ensur comfort seat passeng carri stand passeng anti lock system annex point construct fit requir gener brake equip brake equip design construct fit enabl vehicl normal vibrat subject compli underment requir brake equip design construct fit resist corros ag phenomena expos brake line asbesto function brake equip brake equip defin point fulfil function servic brake system servic brake system enabl driver control movement vehicl halt safe speedili effect speed load gradient graduat brake action driver achiev brake action drive seat remov hand steer control secondari brake system secondari brake system make halt vehicl reason distanc event failur servic brake system graduat brake action driver obtain brake action drive seat keep hand steer control purpos requir assum failur servic brake system occur time park brake system park brake system enabl vehicl held stationari gradient absenc driver work part held lock posit pure mechan devic driver achiev brake action drive seat subject case trailer requir point trailer compress air brake system park brake system tow vehicl oper simultan provid driver check time park brake perform vehicl combin obtain pure mechan action park brake system suffici pneumat connect motor vehicl trailer case brake system oper compress air pneumat link trailer type line case requir direct satisfi line shut devic automat actuat permit case articul vehicl combin flexibl hose part tow vehicl case flexibl hose part trailer characterist brake system vehicl categori set brake system vehicl equip satisfi requir laid servic secondari park brake system equip provid servic secondari park brake common compon provid fulfil condit control independ readili access driver normal drive posit categori vehicl brake control exclud retard control design return fulli posit releas requir appli park brake control part combin control mechan lock appli posit control servic brake system independ control park brake system servic secondari brake system control effect linkag control compon transmiss system liabl diminish period servic secondari brake system control park brake system design actuat vehicl motion provis appli auxiliari control permit partial actuat servic brake system provid annex ii point event breakag compon brake defin point compon point failur servic brake system malfunct partial total exhaust energi reserv secondari brake system part servic brake system affect failur bring vehicl halt condit prescrib secondari brake secondari brake system servic brake system common control common transmiss servic brake system actuat muscular energi driver assist energi reserv secondari brake perform event failur assist capabl ensur muscular energi driver assist energi reserv unaffect failur forc appli control exceed prescrib maxima forc servic brake system transmiss depend exclus energi reserv control driver complet independ energi reserv provid independ transmiss act brake wheel select capabl ensur prescrib degre secondari brake perform endang stabil vehicl brake addit energi reserv fit warn devic defin point part pedal bear master cylind piston hydraul system control valv hydraul pneumat system linkag pedal master cylind control valv brake cylind piston hydraul pneumat system lever cam assembl brake regard liabl breakag ampli dimens readili access mainten exhibit safeti featur equal prescrib essenti compon steer linkag vehicl failur part make imposs brake vehicl perform equal prescrib secondari brake system part made metal materi equival characterist subject signific distort normal oper brake equip separ control servic secondari brake system simultan actuat control render servic secondari brake system inop brake system good work order faulti event failur part transmiss servic brake system condit met suffici number wheel brake actuat servic brake system control vehicl load wheel select residu perform servic brake system satisfi requir laid point annex ii requir appli tow vehicl semi trailer transmiss servic brake system semi trailer independ tow vehicl made energi muscular energi driver sourc energi hydraul pump air compressor mean devic constitut sourc driven safe practic event failur part transmiss vehicl brake system suppli part affect failur continu ensur requir purpos halt vehicl degre effect prescrib residu secondari brake condit satisfi mean devic easili actuat vehicl stationari automat mean storag devic locat circuit devic event failur energi suppli full stroke actuat servic brake system control condit prescrib point annex iv section halt vehicl applic degre effect prescrib secondari brake hydraul brake system store energi provis consid satisfi provid requir point annex iv section satisfi requir point satisfi automat devic kind ineffect pass unnot part rest posit actuat event failur brake system servic brake system act wheel vehicl action servic brake system appropri distribut axl case vehicl axl order avoid wheel lock glaze brake line brake forc axl reduc automat carri reduc load provid vehicl meet perform requir prescrib annex ii action servic brake system distribut wheel axl symmetr relat longitudin median plane vehicl servic brake system park brake system act brake surfac perman connect wheel compon adequ strength disconnect brake surfac wheel case servic brake system secondari brake system disconnect brake surfac permit provid momentari instanc chang gear servic brake system secondari brake system continu oper prescrib degre effect addit disconnect permit case park brake system provid control exclus driver drive seat system actuat leak wear brake easili compens mean system manual automat adjust addit control compon transmiss brake possess reserv travel suitabl mean compens brake heat brake line reach degre wear effect brake ensur adjust wear adjust automat servic brake fit automat adjust devic option road vehicl categori rear brake vehicl categori automat wear adjust devic heat cool brake effect brake ensur vehicl remain capabl normal run test conduct accord annex ii point type test annex ii point type ii test point type iii test easili check ear servic brake line undersid vehicl utilis tool equip suppli vehicl instanc provis inspect hole mean altern acoust optic devic warn driver drive posit line replac accept remov front rear wheel permit purpos categori vehicl hydraul brake system fill port fluid reservoir readili access addit contain reserv fluid made level reserv fluid easili check contain open condit fulfil warn light driver reserv fluid fall level liabl failur brake system driver check easili light function properli failur part hydraul transmiss system signal driver devic compris red tale lamp light actuat control remain lit long failur persist ignit start switch run posit devic compris red tale lamp light level fluid reservoir fall manufactur admiss tale lamp visibl daylight satisfactori condit lamp easili verifi driver driver seat failur compon devic entail total loss effect brake system question type fluid hydraul transmiss brake system identifi accord iso standard relev symbol figur affix visibl posit indel form mm fill port fluid reservoir addit inform provid manufactur vehicl fit servic brake system actuat energi reservoir prescrib secondari brake perform obtain mean brake system store energi provid warn devic addit pressur gaug fit give optic acoust signal store energi part system fall recharg reservoir irrespect load condit vehicl appli servic brake system control time full stroke actuat obtain prescrib secondari brake perform fault servic brake transmiss brake adjust close warn devic directli perman connect circuit engin run normal oper condit fault brake system warn devic give signal time requir charg energi reservoir start engin case vehicl consid compli requir point virtu meet requir point annex iv section alarm devic consist acoust signal addit optic signal devic oper simultan provid meet requir acoust signal actuat optic signal acoust devic render inop park brake appli choic manufactur case automat transmiss selector park posit prejudic requir point auxiliari energi sourc essenti oper brake system energi reserv ensur engin stop event failur mean energi sourc driven brake perform remain suffici bring vehicl halt prescrib condit addit muscular energi appli driver park brake system reinforc aid actuat park brake system ensur event failur aid reserv energi independ suppli aid reserv energi intend servic brake system express actuat cover action releas case motor vehicl coupl trailer equip brake control driver tow vehicl authoris servic brake system tow vehicl fit devic design trailer brake system fail air suppli line type connect adopt tow vehicl trailer break brake tow vehicl effect prescrib secondari brake system prescrib devic fit tow vehicl auxiliari equip suppli energi oper prescrib perform valu reach event damag sourc energi oper auxiliari equip reserv energi feed brake system fall level point trailer belong categori servic brake system continu semi continu type case vehicl authoris tow categori trailer brake system satisfi condit secondari brake system tow vehicl actuat graduat brake action trailer servic brake system tow vehicl fail system made independ section section section affect failur partial fulli actuat trailer brake graduat brake action oper achiev valv rest valv incorpor correct function easili check driver cab vehicl tool case fractur leak air suppli line type connect adopt driver fulli partial actuat trailer brake mean servic brake system control secondari brake system control park brake system control fractur leak automat trailer brake perform prescrib point annex ii case line air suppli system requir point consid met condit fulfil design brake control control mention point fulli actuat pressur suppli line fall bar second suppli line evacu rate bar automat brake trailer start oper pressur suppli line fall bar vehicl type satisfi type iia test point annex ii type ii test point annex inter urban motor coach long distanc tour motor coach categori motor vehicl categori authoris tow trailer categori maximum mass vehicl exce kilogram test mass limit kilogram case unladen vehicl mass exce mass kilogram mass account calcul case motor vehicl equip tow trailer electr brake system requir met power suppli gener batteri motor vehicl suffici capac provid current electr brake system engin run idl speed recommend manufactur electr devic suppli manufactur standard equip vehicl switch voltag electr line maximum current consumpt electr brake system fall measur connect electr line capabl short circuit overload event failur tow vehicl servic brake system system consist independ unit unit unit affect failur capabl partial fulli actuat brake trailer stop light switch circuit actuat electr brake system permiss actuat line connect parallel stop light exist stop light switch circuit capabl take extra load case pneumat servic brake system compris independ section leakag section downstream control continu vent atmospher motor vehicl categori axl equip anti lock system categori accord requir annex motor vehicl mention point fit anti lock system compli requir annex case motor vehicl authoris tow trailer categori servic brake system trailer oper conjunct servic secondari park brake system tow vehicl motor vehicl authoris tow trailer equip anti lock system except vehicl categori fit separ optic warn signal anti lock system trailer meet requir point annex equip special electr connector anti lock system trailer accord annex point direct motor vehicl categori equip temporari spare wheel tyre provid meet requir annex xiii vehicl categori trailer categori fit servic brake system trailer categori equip servic brake system compli requir categori trailer categori fit servic brake system continu semi continu type inertia overrun type type authoris trailer semi trailer electr brake system conform requir annex xi permit trailer categori fit servic brake system continu semi continu type servic brake system act wheel trailer action servic brake system suitabl distribut axl action brake system distribut wheel axl symmetr relat longitudin median plane vehicl brake surfac requir attain prescrib degre effect constant contact wheel rigidli compon liabl failur wear brake easili compens system manual automat adjust addit control compon transmiss brake possess reserv travel suitabl mean compens brake heat brake line reach degre wear effect brake ensur adjust wear adjust automat servic brake fit automat adjust devic option vehicl categori automat wear adjust devic heat cool brake effect brake ensur vehicl remain capabl normal run test conduct accord annex ii point type test annex ii point type iii test easili check wear servic brake line undersid vehicl utilis tool equip suppli vehicl instanc provis inspect hole mean brake system trailer stop automat coupl separ trailer motion requir appli trailer maximum mass exceed metric ton provid trailer fit addit main coupl secondari coupl chain cabl event separ main coupl stop drawbar touch ground provid residu steer action trailer trailer requir fit servic brake system park brake ensur trailer separ tow vehicl person stand ground actuat park brake system case trailer carriag passeng actuat brake system insid trailer express actuat cover action releas trailer fit devic enabl compress air actuat brake system park brake system cut devic design construct posit restor rest posit resumpt suppli compress air trailer trailer categori fit line air suppli system satisfi condit point trailer categori equip anti lock system accord requir annex trailer mention point fit anti lock system compli requir annex auxiliari equip suppli energi oper servic brake energi storag devic maintain pressur minimum tow vehicl suppli pressur prescrib point appendix annex ii event break leak auxiliari equip pipe sum forc exert peripheri brake wheel prescrib trailer concern annex ii breakag leakag affect control signal special devic refer point appendix annex ii perform requir point appli applic ec type approv applic ec type approv pursuant articl direct eec vehicl type regard brake equip submit vehicl manufactur model inform document annex xviii case motor vehicl annex xix case trailer inertia overrun brake system vehicl repres vehicl type approv submit technic servic respons conduct approv test grant ec type approv relev document compli ec type approv pursuant articl direct eec grant model type approv certif annex ix appendix approv number accord annex vii direct eec assign type vehicl approv member state assign number type vehicl modif type amend approv case modif type approv pursuant direct provis articl direct eec appli conform product measur ensur conform product accord provis laid articl direct eec uniform procedur agre calcul effect retard provis appendix point annex ii definit cover vehicl fit regen brake system uniform procedur agre calcul effect retard provis appendix point annex ii vehicl equip integr retard equip anti lock system act servic brake axl control retard retard compli requir annex point interpret perform servic secondari brake system remain limit prescrib direct momentari disconnect point interpret essenti case servic brake system fit devic instanc limit valv ensur vehicl brake servic brake system perform prescrib secondari brake system annex ii brake test perform brake system brake test gener perform prescrib brake system base stop distanc fulli develop deceler perform brake system determin measur stop distanc relat initi speed vehicl measur fulli develop deceler test stop distanc distanc cover vehicl moment driver begin actuat control brake system moment vehicl stop initi vehicl speed speed moment driver begin actuat control brake system initi speed prescrib speed test question fulli develop deceler dm calcul deceler averag respect distanc interv vb ve formula dm gt num gt vb ve gt den gt se sb defin vb vehicl speed km ve vehicl speed km sb distanc travel vb metr se distanc travel ve metr speed distanc determin instrument accuraci prescrib speed test dm determin method measur speed distanc case accuraci dm type approv vehicl brake perform measur road test conduct condit vehicl condit mass prescrib type test test report annex ix appendix test carri speed prescrib type test vehicl construct maximum speed lower prescrib test test perform maximum speed vehicl test forc appli control brake system order obtain prescrib perform exce maximum forc laid test vehicl categori prejudic requir contain point road possess surfac good adhes test perform wind liabl affect result start test tyre cold pressur prescrib load born wheel vehicl stationari prescrib perform obtain lock wheel deviat vehicl abnorm vibrat wheel lock permit specif mention behaviour vehicl brake brake test high speed gener behaviour vehicl brake check brake behaviour vehicl categori road surfac reduc adhes fulfil condit laid appendix annex type test ordinari perform test brake cold gener brake cold brake deem cold temperatur measur disc drum test conduct condit vehicl laden distribut mass axl state manufactur provis made arrang load axl distribut maximum mass axl load axl proport maximum permiss load axl case tractiv unit semi trailer load posit approxim half kingpin posit result load condit centrelin rear axl test repeat unladen vehicl case motor vehicl addit driver person front seat respons note result test case motor vehicl design tow semi trailer unladen test conduct tractiv unit trailer carri load repres wheel includ load repres spare wheel includ standard specif vehicl case vehicl present bare chassi cab supplementari load ad simul mass bodi exceed minimum mass declar manufactur annex xviii limit prescrib minimum perform test vehicl unladen test vehicl laden laid hereund categori vehicl vehicl satisfi prescrib stop distanc prescrib fulli develop deceler relev vehicl categori measur paramet road level type test engin disconnect test carri speed prescrib categori vehicl belong figur prescrib connect subject margin toler minimum perform prescrib categori attain type test engin connect test prescrib point addit test carri speed engin connect lowest equal maximum speed vehicl highest equal speed maximum practic perform figur measur behaviour vehicl record test report tractiv unit semi trailer artifici load simul effect laden semi trailer test km test carri engin connect speed prescrib categori vehicl belong minimum perform prescrib categori attain tractiv unit semi trailer artifici load simul effect laden semi trailer test km type test vehicl categori equip compress air brake brake perform trailer calcul brake rate tow vehicl trailer measur thrust coupl case brake rate tow vehicl trailer trailer brake engin tow vehicl disconnect brake test case trailer brake account extra mass retard perform fulli develop deceler except case point determin brake rate trailer measur brake rate tow vehicl trailer thrust coupl tow vehicl meet requir laid appendix point annex ii regard relat ratio gt num gt tm gt den gt pm pressur pm brake rate trailer calcul formula zr zr gt num gt gt den gt pr zr brake rate trailer zr brake rate tow vehicl trailer thrust coupl tractiv forc amp gt compress forc amp lt pr total normal static reaction road surfac wheel trailer trailer continu semi continu brake system pressur brake actuat chang brake dynam axl load shift case semi trailer trailer brake brake rate trailer calcul formula zr zr gt num gt pm pr gt den gt pr roll resist pm total normal static reaction road surfac wheel tow vehicl trailer altern evalu brake rate trailer brake trailer case pressur measur brake actuat brake combin type test fade test repeat brake servic brake system motor vehicl test success appli releas brake number time vehicl laden accord condit shown tabl gt tabl gt refer point speed end brake vmax maximum speed vehicl number time brake appli ät durat brake cycl time elaps initi brake applic initi characterist vehicl period time prescrib ät durat increas event addit time brake acceler vehicl period second allow cycl stabilis speed test forc appli control adjust attain fulli develop deceler applic brake forc remain constant succeed brake applic brake applic highest gear ratio exclud overdr continu engag regain speed brake gearbox attain speed shortest time maximum acceler allow engin gearbox continu brake servic brake system trailer categori test manner vehicl laden energi input brake equival record period time laden vehicl driven steadi speed km gradient distanc km test carri level road trailer tow motor vehicl test forc appli control adjust resist trailer constant maximum stationari axl load trailer power haul insuffici test conduct lower speed greater distanc shown tabl gt tabl gt hot perform end type test test point test point annex hot perform servic brake system measur condit constant control forc greater forc type test engin disconnect temperatur condit motor vehicl hot perform prescrib categori question figur record type test engin disconnect case trailer hot brake forc peripheri wheel test km maximum stationari wheel load figur record type test speed case motor vehicl satisfi requir point compli requir point hot perform test carri control forc exceed point annex result test enter report type ii test downhil behaviour test laden motor vehicl test manner energi input equival record period time laden vehicl driven averag speed km gradient distanc km gear engag retard vehicl fit gear engag speed engin exce maximum prescrib manufactur vehicl energi absorb brake action engin toler km averag speed permit gear enabl speed stabilis closest km gradient engag perform brake action engin determin measur deceler suffici deceler measur end test hot perform servic brake system measur condit type test engin disconnect temperatur condit hot perform give stop distanc exceed valu fulli develop deceler valu control forc exceed categori gt num gt gt den gt term fulli develop deceler categori gt num gt gt den gt term fulli develop deceler type iia test laden vehicl test manner energi input equival record period time laden vehicl driven averag speed km gradient distanc km test servic secondari park brake system engag gear engag speed engin exce maximum prescrib manufactur integr retard provid suitabl phase servic brake system appli verifi check brake remain cold defin point annex vehicl energi absorb brake action engin toler km averag speed permit gear enabl speed stabilis closest km gradient engag perform brake action engin determin measur deceler suffici deceler measur type iii test fade test vehicl categori track test road test condit gt tabl gt brake rate trailer calcul point annex zr zr gt num gt pm pr gt den gt pr speed end brake annex vii appendix point gt start graphic gt pm amp radic pm gt end graphic gt zr brake rate trailer zr brake rate vehicl combin motor vehicl trailer roll resist pm total normal static reaction road surfac wheel tow vehicl trailer kg pr total normal static reaction road surfac wheel trailer kg part mass trailer born unbrak axl kg part mass trailer born brake axl kg initi speed km final speed km hot perform end test point hot perform servic brake system measur condit type test temperatur condit start initi speed km hot brake forc peripheri wheel maximum stationari wheel load figur record type test speed perform brake system vehicl categori servic brake system provis relat test servic brake system vehicl categori test condit shown tabl gt tabl gt test speed km stop distanc dm fulli develop deceler normal engin speed forc appli foot control vmax maximum speed vehicl case motor vehicl authoris tow unbrak trailer minimum perform prescrib motor vehicl categori type test engin disconnect attain unbrak trailer coupl motor vehicl unbrak trailer laden maximum mass declar motor vehicl manufactur case categori vehicl minimum combin perform laden unladen condit combin perform verifi calcul refer maximum brake perform achiev motor vehicl laden unladen case type test engin disconnect formula practic test coupl unbrak trailer requir dm dm gt num gt pm gt den gt pm pr dm calcul fulli develop deceler motor vehicl coupl unbrak trailer dm maximum fulli develop deceler motor vehicl achiev type test engin disconnect pm mass motor vehicl laden unladen case pr maximum mass unbrak trailer coupl declar motor vehicl manufactur secondari brake system secondari brake system control actuat brake function give stop distanc exceed valu fulli develop deceler valu categori gt num gt gt den gt term fulli develop deceler categori gt num gt gt den gt term fulli develop deceler categori gt num gt gt den gt term fulli develop deceler secondari brake system control manual control prescrib perform obtain appli control forc exceed case categori vehicl case vehicl control easili quickli grasp driver secondari brake system control foot control prescrib perform obtain appli control forc exceed case categori vehicl case vehicl control easili quickli actuat driver perform secondari brake system check type test engin disconnect initi speed gt tabl gt secondari brake effect test conduct simul actual failur condit servic brake system park brake system park brake system combin brake system capabl hold laden vehicl stationari gradient vehicl coupl trailer authoris park brake system tow vehicl capabl hold combin vehicl stationari gradient control manual control forc appli exce case categori vehicl case vehicl foot control forc exert control exce case categori vehicl case vehicl park brake system actuat time attain prescrib perform admiss check complianc requir annex point type test carri engin disconnect initi speed km fulli develop deceler applic control park brake system deceler immedi vehicl stop test carri laden vehicl forc exert brake control devic exce valu residu servic brake perform transmiss failur residu perform servic brake system event failur part transmiss give stop distanc exceed valu fulli develop deceler valu control forc exceed check type test engin disconnect initi speed relev vehicl categori gt tabl gt residu brake effect test conduct simul actual failur condit servic brake system vehicl categori servic brake system requir relat test categori vehicl provis servic brake system mandatori perform system meet requir laid categori vehicl requir relat test categori vehicl servic brake system continu semi continu type sum forc exert peripheri brake wheel maximum stationari wheel load valu gt tabl gt trailer fit compress air brake system pressur control line exce bar pressur suppli line exce bar brake test test speed km supplementari test km carri laden vehicl comparison type test result brake system inertia type compli condit laid annex viii addit vehicl subject type test type test semi trailer mass brake axl correspond maximum axl load includ king pin load requir relat test categori vehicl requir appli categori vehicl requir relat test categori vehicl servic brake system continu semi continu type sum forc exert peripheri brake wheel equal maximum stationari wheel load valu gt tabl gt trailer fit compress air brake system pressur control line exce bar pressur suppli line exce bar brake test test speed km addit vehicl undergo type iii test type iii test semi trailer mass brake axl correspond maximum axl load park brake system park brake system trailer semi trailer fit capabl hold laden trailer semi trailer stationari separ tow vehicl gradient forc appli control exce automat brake system automat brake perform event total pressur loss air suppli line test laden vehicl km maximum stationari wheel load wheel lock perform level permit reaction time vehicl fit servic brake system total partial depend sourc energi muscular effort driver requir satisfi emerg manoeuvr time elaps moment control begin actuat moment brake forc favour axl reach level prescrib perform exce second case vehicl fit compress air brake system requir point consid satisfi vehicl compli provis annex iii case vehicl fit hydraul brake system requir point consid satisfi emerg manoeuvr deceler vehicl pressur favour brake cylind reach level prescrib perform second appendix point distribut brake effort vehicl axl gener requir vehicl categori equip anti lock system defin annex meet requir appendix special devic oper automat vehicl categori equip anti lock system defin annex meet requir point appendix addit fit special automat devic control distribut brake axl event failur control stop vehicl stipul point appendix symbol axl index front axl axl pi normal reaction road surfac axl static condit ni normal reaction road surfac axl brake ti forc exert brake axl normal brake condit road fi ti ni adhes axl deceler vehicl acceler due graviti brake rate vehicl mass vehicl height ground centr graviti manufactur agre technic servic conduct approv test wheelbas theoret coeffici adhes tyre road kc correct factor semi trailer laden kv correct factor semi trailer unladen tm sum brake forc peripheri wheel tow vehicl trailer semi trailer pm total normal static reaction road surfac wheel tow vehicl trailer semi trailer refer point pm pressur coupl head control line tr sum brake forc peripheri wheel trailer semi trailer pr total normal static reaction road surfac wheel trailer semi trailer prmax pr maximum mass semi trailer er distanc king pin centr axl axl semi trailer hr height ground centr graviti semi trailer manufactur agre technic servic conduct approv test requir motor vehicl axl vehicl categori vehicl valu amp gt state load vehicl adhes curv front axl situat rear axl brake rate case vehicl categori vehicl categori rang valu invers adhes utilis curv permit provid adhes utilis curv rear axl exce line defin formula line ideal adhes utilis diagram brake rate case vehicl categori condit consid satisfi brake rate adhes utilis curv axl situat parallel line ideal adhes utilis equat shown diagram adhes utilis curv rear axl cross line brake rate compli relat amp gt relat amp gt brake rate case categori condit consid satisfi brake rate adhes utilis curv axl situat parallel line ideal adhes utilis equat shown diagram adhes utilis curv ear axl brake rate amp gt compli relat amp gt case motor vehicl authoris tow trailer categori fit compress air brake system test energi sourc stop suppli line block reservoir litr capac connect control line system cut cut pressur pressur full applic servic brake system control bar coupl head suppli line control line irrespect load condit vehicl pressur demonstr present tow vehicl uncoupl trailer compat band diagram appendix annex ii extend bar ensur coupl head suppli line pressur bar system cut pressur pressur demonstr appli servic brake system verif requir point order verifi requir point manufactur provid adhes utilis curv front rear axl calcul formula gt start graphic gt gt end graphic gt graph plot load condit unladen run order driver board case vehicl present bare chassi cab supplementari load ad simul mass bodi exceed minimum mass declar manufactur annex xviii laden provis made possibl load distribut front axl heavili laden consider tow vehicl tractiv unit semi trailer case motor vehicl authoris tow trailer categori fit compress air brake system permiss relationship brake rate gt num gt tm gt den gt pm pressur pm area shown diagram tractiv unit semi trailer tractiv unit unladen semi trailer unladen articul combin consid tractiv unit run order driver board coupl unladen semi trailer dynam load semi trailer tractiv unit repres static mass mount locat king pin wheel coupl equal maximum mass coupl brake forc continu regul state tractiv unit semi trailer unladen tractiv unit semi trailer brake forc relat tractiv unit verifi tractiv unit laden semi trailer laden articul combin consid tractiv unit run order driver board coupl laden semi trailer dynam load semi trailer tractiv unit repres static mass ps mount locat king pin wheel coupl equal ps pso pso repres differ maximum laden mass tractiv unit unladen mass gt num gt hsp gt den gt height centr graviti tractiv unit hs height coupl semi trailer rest unladen mass solo tractiv unit ps case vehicl fit compress air brake system permiss relationship brake rate gt num gt tm gt den gt pm pressur pm area shown diagram vehicl axl requir point appli vehicl axl requir point respect wheel lock sequenc consid met case brake rate adhes front axl greater rear axl requir semi trailer semi trailer fit compress air brake system permiss relationship brake rate gt num gt tr gt den gt pr pressur pm lie area deriv diagram laden unladen state load requir met permiss load condit semi trailer axl requir point satisfi conjunct requir point annex ii semi trailer kc factor semi trailer meet minimum brake perform point annex ii fit anti lock system compli annex compat requir point annex requir full centr axl trailer full trailer fit compress air brake system requir set point appli twin axl trailer axl spread metr full trailer axl subject requir contain point permiss relationship brake rate gt num gt tr gt den gt pr pressur pm lie design area diagram laden unladen state load centr axl trailer fit compress air brake system permiss relationship brake rate gt num gt tr gt den gt pr pressur pm lie area deriv diagram multipli vertic scale laden unladen state load requir point annex ii satisfi due lack adhes centr axl trailer fit anti lock system compli annex condit fulfil case failur brake distribut system requir appendix fulfil mean special devic control mechan suspens vehicl event failur devic mean control stop vehicl condit secondari brake case motor vehicl vehicl authoris tow trailer fit air brake achiev pressur coupl head control line rang point appendix event failur mean control devic trailer semi trailer brake rate servic brake system perform prescrib vehicl question attain mark vehicl categori meet requir appendix mean devic mechan control suspens vehicl mark show travel devic posit vehicl unladen laden state inform enabl set devic check load sens devic control suspens vehicl mean vehicl mark inform enabl set devic check requir appendix met mean devic modul air pressur brake transmiss vehicl mark show axl load ground nomin outlet pressur devic inlet pressur maximum design inlet pressur declar vehicl manufactur state load technic permiss maximum axl load axl control devic axl load mass vehicl run order defin point annex direct eec axl load approxim vehicl propos bodywork run order axl load mention point relat vehicl chassi cab axl load design manufactur enabl set devic check servic load point point addendum type approv certif appendix annex ix includ inform enabl complianc requir point check mark refer point affix visibl posit indel form mark mechan control devic vehicl fit compress air brake shown diagram pressur test connect brake system incorpor devic refer point fit pressur test connect pressur line upstream downstream devic closest readili access posit downstream connect requir pressur point check connect requir point annex iii pressur test connect compli claus iso standard vehicl inspect ec type approv test vehicl technic inspect author verifi conform requir contain present appendix carri test consid end report addit test append ec type approv certif diagram vehicl categori vehicl categori octob point gt refer graphic gt diagram motor vehicl categori full trailer point gt refer graphic gt gt start graphic gt nb lower limit corridor applic adhes utilis rear axl gt end graphic gt diagram vehicl categori except octob point gt refer graphic gt gt start graphic gt nb lower limit corridor applic adhes utilis rear axl gt end graphic gt diagram tow vehicl trailer point gt refer graphic gt gt start graphic gt nb understood valu tm pm tm pm tr pr tr pr proportion brake rate tm pm tr pr control line pressur measur coupl head relationship requir diagram appli progress intermedi state load laden unladen state achiev automat mean gt end graphic gt diagram tractiv unit semi trailer point gt refer graphic gt gt start graphic gt nb understood valu tm pm tm pm proportion brake rate tm pm control line pressur measur coupl head relationship requir diagram appli progress intermedi state load laden unladen state achiev automat mean gt end graphic gt diagram semi trailer point gt refer graphic gt gt start graphic gt nb understood valu tr pr tr pr proportion brake rate tr pr control line pressur measur coupl head relationship brake rate tr pr control line pressur laden unladen condit determin factor kc laden kv unladen obtain refer diagram contruct laden und unladen band multipli upper lower boundari band diagram shown factor obtain kc kv gt end graphic gt diagram point gt refer graphic gt explanatori note diagram formula diagram deriv gt num gt pr gt den gt prmax gt num gt gt den gt er hr gt num gt gt den gt pr gt num gt pr gt den gt prmax gt num gt hr gt den gt descript method mean work dash line shown diagram refer determin factor kc kv vehicl gt tabl gt item figur parenthesi relat vehicl purpos illustr method diagram calcul ratio gt tabl gt determin laden factor kc start hr hr move horizont gp pr line gp pr move vertic er line er move horizont kc scale kc laden factor requir kc determin unladen factor kv determin factor start hr hr move horizont pr prmax line group curv nearest vertic axi pr prmax move vertic horizont axi read determin factor start hr hr move horizont gp pr line gp pr move vertic er line er move horizont pr prmax line group curv furthest vertic axi pr prmax move vertic horizont axi read determin factor kv unladen factor kv obtain express kv kv diagram load sens devic point gt refer graphic gt pressur annex rel pressur measur bar adhes curv axl mean curv show adhes axl plot vehicl brake rate load condit semi trailer brake forc divid static mass semi trailer axl provis point affect requir annex ii relat brake effici verifi provis point brake effici obtain higher prescrib annex ii provis relat adhes utilis curv appli area diagram ia ib defin straight line vehicl categori laden unladen rear axl load ratio exceed maximum mass tonn compli requir categori vehicl point octob annex iii method measur reaction time vehicl compress air brake system gener requir reaction time brake system determin vehicl stationari pressur measur open favour brake cylind case vehicl fit combin compress air hydraul brake system pressur measur open favour pneumat unit vehicl equip load sens devic set laden posit test stroke brake cylind individu axl close adjust brake time determin implement provis annex round nearest figur repres th reaction time round highest motor vehicl start test pressur reservoir equal minimum pressur governor start feed instal instal fit governor pressur limit compressor pressur reservoir start test equal pressur state manufactur defin point annex iv test prescrib annex reaction time term actuat time tf obtain seri actuat fullest extent start shortest time second valu measur diagram reaction time actuat time second determin test reaction time obtain diagram interpol case actuat time second time elaps begin actuat control pedal moment pressur brake cylind reach asymptot exce second case motor vehicl brake coupl trailer addit requir point reaction time measur extrem pipe long intern diamet mm join coupl head control line servic brake system test volum cm deem equival volum pipe long intern diamet mm pressur bar connect coupl head suppli line tractiv unit semi trailer equip flexibl pipe make connect semi trailer coupl head extrem flexibl pipe length intern diamet pipe enter point test report annex ix appendix time elaps start activ control pedal moment pressur measur coupl head control line reach asymptot exce valu list tabl gt tabl gt case motor vehicl authoris tow trailer categori fit compress air brake system addit abovement requir prescript point annex verifi conduct test measur pressur extrem pipe long intern diamet mm join coupl head suppli line simul failur control line coupl head actuat servic brake system control devic second point trailer includ semi trailer reaction time trailer measur tow vehicl simul tow vehicl provid simul coupl head control line suppli line trailer connect pressur suppli line bar simul featur reservoir capac litr charg pressur bar test recharg test outlet brake control devic simul incorpor orific diamet mm inclus volum pipe measur orific includ coupl head cm deem equival volum pipe long intern diamet mm pressur bar control line pressur refer point measur immedi downstream orific brake system control design perform affect tester simul set choic orific accord point reservoir cm join time pressur increas bar nomin pressur bar second reservoir cm substitut abovement reservoir time pressur increas bar adjust second pressur valu pressur increas approxim linear reservoir connect coupl head flexibl pipe intern diamet mm diagram appendix annex correct configur simul time elaps moment pressur produc control line simul reach bar moment pressur brake actuat trailer reach asymptot exce second pressur test connect independ circuit brake system pressur test connect fit closest readili access posit brake cylind favour reaction time concern pressur test connect compli claus iso standard appendix simul annex iii point gt start graphic gt set simul gt end graphic gt gt refer graphic gt gt start graphic gt test trailer brake system simul gt end graphic gt gt refer graphic gt gt start graphic gt suppli connect shut valv pressur switch simul set bar bar pressur switch connect brake actuat trailer oper asymptot pressur brake actuat cf cf brake actuat line orific includ coupl head tc volum cm pressur bar pressur gaug orific diamet mm mm pp pressur test connect litr air reservoir drain valv calibr reservoir includ coupl head tc cm calibr reservoir includ coupl head tc cm ra shut valv ta coupl head suppli line tc coupl head control line brake system control vru emerg relai valv gt end graphic gt annex iv energi reservoir sourc energi compress air brake system capac reservoir gener requir vehicl oper brake system depend compress air fit reservoir capac meet requir point reservoir requir prescrib capac brake system absenc energi reserv achiev brake perform equal prescrib secondari brake system verifi complianc requir point brake adjust close motor vehicl air brake reservoir motor vehicl design full stroke actuat servic brake system control pressur remain air brake reservoir pressur requir obtain secondari brake perform test requir satisfi initi pressur reservoir manufactur pressur enabl prescrib perform servic brake system achiev reservoir reservoir replenish addit reservoir reservoir auxiliari equip isol case motor vehicl authoris tow trailer suppli line block reservoir litr capac connect control line pressur reservoir exhaust actuat brake test refer point pressur control line half pressur obtain brake applic trailer includ semi trailer reservoir fit trailer full stroke actuat tow vehicl servic brake system pressur suppli oper part fall level equival half figur obtain brake applic actuat automat park brake system trailer test requir satisfi pressur reservoir begin test bar suppli line block addit auxiliari equip reservoir isol reservoir replenish test brake applic pressur control line bar capac energi sourc gener provis compressor satisfi requir laid point definit pressur pressur defin point manufactur refer point time requir rel pressur rise time requir rel pressur rise condit measur case speed compressor obtain engin run speed maximum power speed allow governor auxiliari equip reservoir isol test determin period motor vehicl construct tow trailer trailer repres reservoir maximum rel pressur express bar suppli feed circuit tow vehicl volum express litr formula permiss maximum load express metric tonn axl trailer semi trailer interpret result time effici reservoir exce minut case vehicl coupl trailer semi trailer authoris minut case vehicl coupl trailer semi trailer authoris time effici reservoir exce minut case vehicl coupl trailer semi trailer authoris minut case vehicl coupl trailer semi trailer authoris addit test vehicl equip auxiliari equip reservoir reservoir total capac exceed total capac brake reservoir addit test carri interfer function valv control fill auxiliari equip reservoir check made test period requir bring rise pressur brake reservoir minut case vehicl coupl trailer semi trailer authoris eleven minut case vehicl coupl trailer semi trailer authoris test perform condit prescrib point tow vehicl vehicl coupl categori vehicl authoris compli requir vehicl authoris case test point conduct reservoir mention item annex pressur test connect pressur test connect fit closest readili access posit favour reservoir mean point annex pressur test connect compli claus iso standard vacuum brake system capac reservoir gener vehicl oper brake system requir vacuum equip reservoir capac meet requir point reservoir requir prescrib capac brake system absenc energi reserv achiev brake perform equal prescrib secondari brake system verifi complianc requir point brake adjust close motor vehicl reservoir motor vehicl achiev perform prescrib secondari brake system full stroke actuat servic brake system control energi sourc vacuum pump full stroke actuat servic brake system control energi sourc engin test perform conform requir initi energi level reservoir manufactur enabl prescrib servic brake perform achiev correspond vacuum exceed maximum vacuum furnish energi sourc reservoir fed addit reservoir auxiliari equip isol case motor vehicl authoris tow trailer suppli line block reservoir litr capac connect control line test refer point vacuum level provid control line fallen level equival half figur obtain brake applic trailer categori reservoir trailer equip vacuum level provid user point fallen level equival half obtain brake applic test compris full stroke actuat trailer servic brake system test perform conform requir initi energi level reservoir manufactur enabl prescrib servic brake perform achiev reservoir fed addit reservoir auxiliari equip isol capac energi sourc gener start ambient atmospher pressur energi sourc capabl achiev reservoir minut initi level point case motor vehicl coupl trailer authoris time achiev level condit point exce minut condit measur speed vacuum sourc vacuum sourc vehicl engin engin speed obtain vehicl stationari neutral gear engag engin idl vacuum sourc pump speed obtain engin run speed maximum power output vacuum sourc pump engin equip governor speed obtain engin run maximum speed allow governor intend coupl motor vehicl trailer servic brake system vacuum oper trailer repres energi storag devic capac litr determin formula maximum permiss mass metric tonn axl trailer hydraul brake system store energi capac storag devic energi accumul gener vehicl oper brake system requir store energi provid hydraul fluid pressur equip energi storag devic energi accumul capac meet requir point energi storag devic requir prescrib capac brake system absenc energi reserv servic brake system control achiev brake perform equal prescrib secondari brake system verifi complianc requir point brake adjust close point rate full stroke actuat provid interv minut actuat motor vehicl motor vehicl equip hydraul brake system store energi meet requir full stroke actuat servic brake system control achiev ninth applic perform prescrib secondari brake system test perform conform requir test commenc pressur manufactur higher cut pressur accumul fed addit accumul auxiliari equip isol motor vehicl equip hydraul brake system store energi meet requir point annex deem satisfi point requir met singl transmiss failur full stroke actuat servic brake system control achiev ninth applic perform prescrib secondari brake system secondari perform requir store energi achiev separ control full stroke actuat achiev ninth applic residu perform prescrib point annex test perform conform requir energi sourc stationari oper speed engin idl speed transmiss failur induc induc failur energi storag devic pressur manufactur exceed cut pressur auxiliari equip accumul isol capac hydraul fluid energi sourc energi sourc meet requir set paragraph definit repres maximum system oper pressur cut pressur accumul manufactur repres pressur full stroke actuat servic brake system control start fed accumul repres time requir pressur rise accumul applic servic brake system control condit measur test determin time feed rate energi sourc obtain engin run speed maximum power speed allow governor test determin time accumul auxiliari equip isol automat interpret result case vehicl categori time exce second case vehicl categori time exce second characterist alarm devic engin stationari commenc pressur manufactur exce cut pressur alarm devic oper full stroke actuat servic brake system control initi energi level state inform document initi energi level state inform document annex spring brake definit spring brake brake devic energi requir brake suppli spring act energi accumul energi compress spring order releas brake suppli control control actuat driver definit point annex spring compress chamber mean chamber pressur variat induc compress spring produc compress spring obtain mean vacuum devic pressur neg pressur annex gener requir spring brake servic brake event failur part transmiss servic brake system spring brake achiev residu perform prescrib point annex provid driver graduat action case motor vehicl except tow vehicl semi trailer meet requir point annex spring brake sole sourc residu brake vacuum spring brake trailer small variat pressur limit occur spring compress chamber feed circuit signific variat brake forc feed circuit spring compress chamber includ energi reserv fed independ energi reserv trailer suppli line branch feed line condit pressur drop trailer suppli line appli spring brake actuat auxiliari equip draw energi feed line spring brake actuat condit oper event damag energi sourc energi reserv spring brake actuat fall level releas spring brake actuat case charg brake system pressur spring brake releas pressur servic brake system suffici ensur prescrib secondari brake perform laden vehicl servic brake system control similarli appli spring brake releas suffici pressur servic brake system provid prescrib residu brake perform laden vehicl applic servic brake control item appli trailer motor vehicl system design appli releas brake time initi pressur spring compress chamber equal maximum design pressur case trailer releas brake time trailer uncoupl pressur suppli line bar uncoupl condit satisfi brake adjust close addit appli releas park brake annex point trailer coupl tow vehicl case motor vehicl pressur spring compress chamber spring begin actuat brake adjust close greater minimum level normal pressur case trailer pressur spring compress chamber spring begin actuat brake greater obtain full stroke actuat servic brake system accord annex iv point initi pressur fix bar pressur line feed energi spring compress chamber exclud line auxiliari releas devic fluid pressur fall level brake part begin move optic audibl warn devic actuat provid requir met warn devic point annex provis appli trailer motor vehicl fit spring brake authoris tow trailer continu semi continu brake automat applic spring brake trailer brake appli releas system spring brake system design event failur system releas brake achiev auxiliari releas devic pneumat mechan auxiliari releas devic energi reserv releas draw energi energi reserv independ energi reserv spring brake system pneumat hydraul fluid auxiliari releas devic act piston surfac spring compress chamber normal spring brake system condit auxiliari releas devic separ line junction line normal line connect control devic spring brake actuat spring brake actuat immedi port spring compress chamber integr bodi actuat junction includ devic prevent influenc line requir point annex appli devic purpos requir point compon brake system transmiss regard subject failur term point annex regard liabl breakag provid made metal materi similar characterist undergo signific distort normal brake oper auxiliari devic refer point requir tool spanner tool spanner vehicl annex vi park brake mechan lock brake cylind lock actuat definit mechan lock brake cylind mean devic ensur park brake mechan wedg brake piston rod mechan lock occur lock chamber empti compress air mechan lock devic design releas lock chamber subject pressur special provis pressur lock chamber approach level mechan lock optic audibl warn system actuat provis appli trailer case trailer pressur mechan lock exce bar achiev park brake perform singl failur trailer servic brake system addit releas brake time trailer uncoupl pressur suppli line bar uncoupl condit satisfi brake adjust close appli releas park brake system annex point trailer coupl tow vehicl case brake actuat fit mechan lock devic brake actuat capabl actuat energi reserv lock brake cylind releas brake oper releas event failur sourc energi suppli lock chamber auxiliari unlock devic mechan pneumat instanc air tyre vehicl provid control actuat perform oper sequenc appli brake provid degre effici requir park brake lock brake posit cancel brake applic forc annex vii case type ii iia iii test carri vehicl submit type approv type ii iia type iii test carri vehicl submit type approv case vehicl question motor vehicl trailer semi trailer respect tyre brake energi absorb axl method fit tyre brake ident brake concern motor vehicl trailer semi trailer pass type ii iia iii test type approv regard brake energi absorb mass axl lower vehicl concern vehicl question motor vehicl trailer semi trailer axl axl respect tyre brake energi absorb axl method fit tyre brake ident brake concern axl axl individu pass type ii iia type iii test mass axl lower vehicl concern provid brake energi absorb axl exce energi absorb axl refer test test carri separ axl vehicl submit type approv fit retard engin brake ident retard test condit test carri gradient type ii test type iia test retard stabilis speed vehicl maximum mass time test equal maximum mass vehicl submit type approv test verifi speed rotat revolv part retard vehicl travel speed km retard torqu equal retard torqu test mention point vehicl concern trailer equip cam air oper brake satisfi verif requir appendix annex relat report refer axl test shown appendix annex term ident point mean ident geometr mechan characterist vehicl part mention item characterist materi part made advantag provis type approv commun respect brake annex ix appendix particular point applic type approv number vehicl type ii iia iii test serv refer test carri point point applic tabl point complet point applic tabl point complet point applic tabl point complet person appli type approv member state refer type approv grant member state person produc document relat approv appendix altern procedur type type iii test trailer brake gener accord point annex type type iii fade test waiv time type approv vehicl provid brake system compon compli requir appendix result predict brake perform meet prescript direct vehicl categori test carri accord method detail appendix deem meet requir symbol definit refer brake symbol normal reaction road surfac axl static condit camshaft input torqu cmax maximum technic permiss camshaft input torqu threshold camshaft input torqu minimum camshaft torqu produc measur brake torqu tyre roll radiu dynam brake forc tyre road interfac brake torqu brake rate rp actuat stroke work stroke free stroke sp effect stroke stroke output thrust averag thrust tha tha averag thrust averag thrust determin integr valu third total stroke smax gt refer graphic gt lever length radiu brake drum brake actuat pressur test method track test brake perform test prefer carri singl axl result test combin axl accord point provid axl contribut equal brake energi input drag hot brake test ensur ident axl brake geometri figur line wheel mount tyre actuat pressur distribut actuat result record combin axl averag axl axl prefer load maximum static axl load essenti provid due allow made test differ roll resist caus load test axl allow made effect increas roll resist result combin vehicl carri test initi speed test prescrib final speed calcul formula amp radic gt num gt gt den gt initi speed km final speed km mass tow vehicl kg test condit mass trailer born brake axl kg mass trailer born brake axl kg inertia dynamomet test test machin rotari inertia simul part linear inertia vehicl mass act wheel cold perform hot perform test capabl oper constant speed purpos test point test carri complet wheel includ tyre mount move part brake vehicl inertia mass connect brake directli tyre wheel air cool veloc air flow direct simul actual condit heat run speed air flow greater km temperatur cool air ambient temperatur tyre roll resist automat compens test torqu appli brake modifi subtract torqu equival roll resist coeffici roll road dynamomet test axl prefer load maximum static axl load essenti provid due allow made test differ roll resist caus mass test axl air cool veloc air flow direct simul actual condit heat run speed air flow greater km temperatur cool air ambient temperatur brake time durat maximum build time second test condit test brake instrument measur continu record enabl brake torqu forc peripheri tyre determin continu record air pressur brake actuat speed test initi temperatur brake drum brake actuat stroke type test type type iii test applic test procedur supplementari cold perform test test carri initi speed equival km case type test km case type iii test order evalu hot brake perform end type type iii test brake applic made pressur initi speed equival km case type test km case type iii test approxim equal initi brake temperatur exceed measur surfac drum applic brake actuat pressur requir give brake torqu forc equival brake rate brake actuat pressur exce bar camshaft input torqu exce maximum technic permiss camshaft input torqu cmax averag result cold perform type test test carri speed equival km initi brake temperatur exceed measur surfac drum brake rate maintain includ roll resist point durat test minut second km km test veloc achiev durat test lengthen point annex ii second end type fade test hot perform test carri accord point annex ii initi speed equival km brake actuat pressur cold perform test type iii test fade test test method repeat brake track test annex ii point inertia dynamomet test bench test annex vii appendix point condit road test annex ii point gt num gt gt den gt roll road dynamomet test bench test annex vii appendix point condit gt tabl gt second end type iii test hot perform test carri accord point annex ii direct brake actuat pressur type test test report result test carri accord point report form model shown appendix annex brake axl identifi particular brake axl technic permiss mass number test report mark axl verif verif compon brake specif vehicl type approv verifi satisfi criteria gt tabl gt verif brake forc develop brake forc subject brake control line pressur pm produc drag forc type type iii test condit exce valu te state record test result appendix point annex basi test refer brake verif hot perform brake forc subject brake pressur actuat control line pressur pm type test subject trailer determin method item point predict actuat stroke subject brake determin relationship gt num gt se gt den gt le exce effect stroke sp averag thrust output tha actuat fit subject brake pressur point determin camshaft input torqu tha exce cmax predict brake perform subject brake te pe gt num gt gt den gt ce coe gt num gt gt den gt predict brake perform subject trailer gt num gt tr gt den gt pr gt num gt ót gt den gt óp hot perform type type iii test determin accord point result predict point satisfi requir direct subject trailer figur record type test prescrib annex ii point figur record type test subject trailer appendix model refer axl test report form prescrib appendix point gt start graphic gt test report identif axl manufactur address make type model technic permiss axl load pe dan brake manufactur address make type model technic permiss camshaft input torqu cmax brake drum intern diamet mass materi attach dimens draw figur brake line manufactur type identif visibl line mount brake shoe width thick surfac area method attach brake geometri attach dimens draw figur wheel singl twin prim diamet attach dimens draw figur tyre dynam roll radiu refer load pe actuat manufactur type cylind diaphragm model lever length record test result correct account roll resist pe case vehicl categori gt tabl gt case vehicl categori gt tabl gt technic servic conduct test date test test carri result report accord direct eec amend direct ec annex vii appendix technic servic approv author conduct test signedd approv author technic servic signedd delet applic gt end graphic gt figur section axl assembl gt refer graphic gt gt start graphic gt drum width xeaxl load kg tyrerimb mm mm de mm ee mm fe mm gt end graphic gt figur brake geometri gt refer graphic gt gt start graphic gt gt end graphic gt brake design approv present equival inform annex viii condit govern test vehicl inertia overrun brake system gener provis inertia overrun brake system trailer compris control devic transmiss brake defin point control devic combin compon compris coupl head transmiss combin compon compris coupl head part brake brake part forc oppos movement vehicl develop part brake lever actuat brake cam similar part mechan transmiss inertia brake brake cylind hydraul transmiss inertia brake brake system accumul energi instanc electr pneumat hydraul transmit trailer tow vehicl control forc coupl deem inertia brake system mean direct test determin main characterist brake determin main characterist control devic test devic conform provis direct test vehicl compat control devic brake transmiss symbol definit unit mass kg forc torqu moment nm area cm pressur bar length unit case acceler due graviti symbol valid type brake system diagram appendix ga maximum mass trailer declar technic permiss manufactur ga maximum mass trailer manufactur declar brake control devic gb maximum mass trailer brake joint oper trailer brake gb gbo gbo fraction permiss maximum mass manufactur declar brake brake brake forc requir requir brake forc take account roll resist permit thrust coupl load coupl control devic output forc supplementari forc control devic convent defin forc point intersect ax extrapol curv express term measur control system mid travel posit diagram appendix ka threshold forc control devic maximum forc coupl head appli short period time produc output forc control devic convent ka defin forc measur forc begin exert coupl head speed mm control devic transmiss uncoupl maximum forc appli coupl head forc rearward speed mm transmiss uncoupl maximum forc appli coupl head pull forward speed mm rearmost posit transmiss uncoupl çh effici inertia control devic çh effici transmiss system çh total effici control devic transmiss çh çh çh travel control express millimetr effect travel control express millimetr fix accord requir point quot spare travel master cylind actuat measur millimetr coupl head loss travel travel measur millimetr coupl head actuat travel point mm horizont plane point mm transmiss remain stationari sb brake shoe lift measur diamet parallel oper mechan brake adjust test express millimetr sb minimum brake shoe centr lift minimum brake shoe applic travel millimetr wheel brake drum brake sb gt num gt gt den gt diamet brake drum express millimetr diagram appendix wheel brake disc brake hydraul transmiss sb gt num gt gt den gt frz gt num gt gt den gt ra fluid volum absorpt wheel brake pressur brake forc gbo maximum tyre radiu ra outer diamet brake disc cm frz cm ra mm brake moment dynam tyre roll radiu metr round nearest centimetr number brake da applic forc input side control devic overload protector activ ma brake torqu overload protector activ symbol mechan transmiss brake system diagram appendix ih reduct ratio travel coupl head travel lever output side control devic ihi reduct ratio travel lever output side control devic travel brake lever gear transmiss ih reduct ratio travel coupl head travel brake lever ih ih ih ig reduct ratio travel brake lever brake shoe centr lift diagram appendix forc appli brake control lever brake retract forc graph amp fnof forc point intersect extrapol function abscissa diagram appendix characterist brake defin symbol hydraul transmiss brake system diagram appendix ih reduct ratio travel coupl head travel piston master cylind ig reduct ratio travel actuat point cylind brake shoe centr lift frz surfac area piston wheel cylind drum brake disc brake sum surfac area calip piston side disc fhz surfac area piston master cylind hydraul pressur brake cylind retract pressur brake cylind graph amp fnof pressur point intersect extrapol function abscissa diagram appendix characterist brake defin gener requir transmiss brake power coupl head trailer brake effect rod linkag mean fluid sheath cabl bowden cabl provid part transmiss part short pin joint adequ protect addit joint lubric easili access lubric inertia brake system arrang case coupl head travel fullest extent part transmiss jam suffer perman distort fail check uncoupl element transmiss brake control lever inertia brake system trailer revers tow vehicl impos sustain drag forc exceed ga devic purpos act automat disengag automat trailer move forward special devic incorpor purpos point park perform face gradient advers affect inertia brake system disc brake incorpor overload protector activ forc pressur brake forc gbo fit wheel brake thrust coupl fit control devic requir control devic slide member control devic long enabl brake fulli appli trailer coupl slide member protect bellow equival devic lubric construct lubric materi surfac friction contact made materi electrochem torqu mechan incompat liabl slide member seiz threshold forc control equip ka maximum damp forc exce case trailer rigid drawbar case multi axl trailer pivot drawbar maximum tow forc test measur carri control system complianc requir point verifi control devic submit technic servic conduct test measur respect type brake system travel effect travel supplementari forc threshold forc ka damp forc tow forc case mechan transmiss inertia brake system determin reduct ratio iho measur mid travel posit control forc output side control devic function thrust drawbar supplementari forc effici deriv repres curv obtain measur çh gt num gt gt den gt ih gt num gt gt den gt diagram appendix case hydraul transmiss inertia brake system determin reduct ratio ih measur mid travel posit control pressur output side master cylind function thrust drawbar surfac area fhz master cylind piston manufactur supplementari forc effici deriv repres curv obtain measur çh gt num gt gt den gt ih gt num gt fhz gt den gt diagram appendix spare travel master cylind actuat quot mention point case inertia brake system multi axl trailer pivot drawbar loss travel mention point measur requir brake manufactur make technic servic respons test addit brake test draw brake show type dimens materi main part make type line draw surfac area frz brake cylind case hydraul brake manufactur maximum brake torqu mmax allow mass gbo mention point brake torqu mmax manufactur brake torqu time forc time pressur requir give brake forc gbo case overload protector fit intend fit inertia overrun brake system wheel brake test time forc time pressur requir give brake forc gbo case overload protector fit intend fit inertia overrun brake system wheel brake test time forc pmax max time pressur pmax max overload protector includ toler manufactur test measur carri brake brake item equip made technic servic respons test test check conform requir point determin minimum shoe centr lift sb shoe centr lift sb greater sb brake moment function forc appli control lever case devic mechan transmiss pressur brake cylind case devic hydraul transmiss speed brake surfac rotat correspond initi vehicl speed km deduc curv obtain measur retract forc characterist case mechan actuat brake diagram appendix retract pressur characterist case hydraul actuat brake diagram appendix test report applic made type approv trailer fit inertia brake system applic accompani test report relat control system brake test report compat inertia control devic transmiss brake trailer report includ particular shown appendic annex compat control devic brake vehicl check made vehicl take account characterist control devic appendix brake appendix trailer characterist mention point appendix inertia brake system trailer compli requir laid gener test type brake part transmiss test time brake control devic brake test vehicl result test enter appendix ih çh mass maximum mass trailer ga exce maximum mass control devic authoris maximum mass trailer ga exce maximum mass gb brake joint oper trailer brake forc threshold forc ka ga greater ga maximum damp forc exce ga case trailer rigid drawbar ga case multi axl trailer pivot drawbar maximum tow forc ga ga test brake effici sum brake forc exert circumfer trailer wheel ga includ roll resist ga repres brake forc ga case maximum permit thrust coupl ga case multi axl trailer pivot drawbar ga case trailer rigid drawbar order check condit observ inequ appli case inertia brake system mechan transmiss gt num gt gt den gt np gt num gt gt den gt çh amp lt ih case inertia brake system hydraul transmiss gt num gt gt den gt gt num gt gt den gt çh amp lt gt num gt ih gt den gt fhz control travel test case control devic multi axl trailer pivot drawbar brake rod system depend posit tow devic travel control greater effect travel control differ length equival loss travel travel exce effect travel effect travel control determin brake rod system affect rel posit tow devic loss travel case hydraul brake system quot inequ appli order check travel control adequ case inertia brake system mechan transmiss ih amp lt gt num gt gt den gt sb ig case inertia brake system hydraul transmiss gt num gt ih gt den gt fhz amp lt gt num gt gt den gt sb nfrz ig addit test case inertia brake system mechan transmiss check made rod system forc transmit control devic correctli fit case inertia brake system hydraul transmiss check made travel master cylind actuat reach minimum level ih lower level permit gener behaviour vehicl brake subject road test carri speed level brake effort rate applic excit undamp oscil permit gener comment provis appli latest model inertia brake system mechan hydraul transmiss case model wheel trailer fit type brake type tyre test special model requir adapt appendix explanatori diagram diagram symbol valid type brake system point gt refer graphic gt diagram mechan transmiss point gt start graphic gt çh px dx ih gt end graphic gt gt refer graphic gt diagram hydraul transmiss point gt start graphic gt çh px dx fhz ih gt end graphic gt gt refer graphic gt diagram brake check point gt start graphic gt connect rod cam gt end graphic gt gt refer graphic gt gt start graphic gt ia ig brake shoe centr lift sb mm retractor gt end graphic gt gt refer graphic gt gt start graphic gt retractor ia ig gt end graphic gt diagram brake mechan transmiss point gt refer graphic gt gt start graphic gt ih ih gt end graphic gt diagram mechan brake point gt start graphic gt mx px po gt end graphic gt gt refer graphic gt diagram hydraul brake point gt start graphic gt mx px po gt end graphic gt gt refer graphic gt diagram hydraul transmiss brake system point gt refer graphic gt appendix test report control devic gt start graphic gt manufactur make type characterist trailer control devic intend manufactur mass kg permiss vertic static forc head tow devic trailer rigid drawbar multi axl trailer pivot drawbar descript list attach plan dimension draw main diagram control devic travel mm reduct ratio control devic case devic mechan transmiss iho case devic hydraul transmiss ih fhz cm travel master cylind actuat mm test result effici case devic mechan transmiss çh case devic hydraul transmiss çh complementari forc maximum damp forc maximum tow forc threshold forc ka loss travel spare travel posit tow devic effect case devic hydraul transmiss quot effect travel control overload protector point annex provid provid overload protector fit transmiss lever control devic threshold forc overload protector da overload protector mechan maximum forc max inertia control devic develop max iho delet length ratio determin iho ih overload protector hydraul maximum hydraul pressur inertia control devic develop max ih cm overload protector fit transmiss lever control devic threshold forc overload protector overload protector mechan da iho overload protector hydraul da ih overload protector mechan maximum forc max inertia control devic develop max overload protector hydraul maximum hydraul pressur inertia control devic develop max cm technic servic carri test control devic compli requir point test condit vehicl fit inertia brake system signatur delet gt end graphic gt appendix test report brake gt start graphic gt manufactur make type technic permiss maximum mass wheel gbo kg maximum brake torqu mmax nm manufactur point annex test brake torqu nm point repect annex dynam tyre roll radiu rmin rmax descript list plan dimension draw main diagram brake test result mechan brake hydraul brake reduct ration ig reduct ration ig half shoe centr lift sb mm half shoe centr lift sb mm half minimum shoe centr lift sb mm half minimum shoe centr lift sb mm withdraw forc withdraw pressur bar coeffici coeffici cm overload protector point annex provid overload protector point annex provid brake torqu activ overload protector ma nm brake torqu activ overload protector ma nm maximum permiss forc mmax pmax maximum permiss pressur mmax pmax cm surfac area wheel cylind frz cm disc brake fluid volum absorpt cm technic servic carri test brake conform requir point test condit vehicl fit inertia brake system annex brake inertia brake system overload signatur delet length determin ig ig gt end graphic gt appendix test report compat control devic transmiss brake gt start graphic gt control devic attach test report appendix reduct ratio select iho ih limit appendix point brake attach test report appendix transmiss devic trailer descript main diagram reduct ratio effici mechan transmiss devic trailer ihl çhl trailer manufactur make type type drawbar connect singl axl trailer rigid drawbar multi axl trailer pivot drawbar number brake technic permiss maximum mass ga kg dynam tyre roll radiu permiss forc coupl ga ga requir brake forc ga brake forc ga compat test result stress threshold ka ga maximum compress forc ga exce trailer rigid drawbar multi axl trailer pivot drawbar maximum tractiv forc ga technic permiss maximum mass inertia control devic ga kg ga delet applic length determin iho ih ihl technic permiss maximum mass trailer brake gb gbo kg ga maximum brake torqu brake mmax equal greater overload protector mean point annex fit inertia control devic brake overload protector mechan inertia control devic pmax ihl çhl max equal greater overload protector hydraul inertia control devic pmax max equal greater overload protector inertia control devic threshold forc da equal greater overload protector fit brake threshold torqu ma equal greater inertia brake system mechan transmiss ih iho ihl çh çho çhl po çh greater ih sb ig inertia brake system hydraul transmiss ih fhz po çh greater ih fhz sb frz ig ih fhz ih greater travel master cylind actuat point appendix technic servic carri test inertia brake system compli requir point test condit vehicl fit inertia brake system signatur delet gt end graphic gt annex ix type approv document appendix gt start graphic gt model maximum format mm ec type approv certif stamp administr commun type approv extens type approv refus type approv withdraw type approv type vehicl compon separ technic unit regard direct ec amend direct ef type approv number reason extens section make trade manufactur type mean identif type mark vehicl compon separ technic unit locat mark categori vehicl address manufactur case compon separ technic unit locat method affix ec approv mark adress es assembl plant section ii addit inform applic addendum technic servic respons carri test date test report number test report remark addendum place date signatur index inform packag lodg approv author obtain request attach delet applic mean identif type charact relev describ vehicl compon separ technic unit type cover type approv certif charact repres document symbol abc defin annex ii direct eec gt end graphic gt addendum ec type approv certif type approv vehicl regard direct eec amend direct ec gt start graphic gt addit inform mass vehicl maximum mass vehicl minimum mass vehicl distribut mass axl maximum make type brake line altern brake line approv test method vehicl test annex xii case motor vehicl engin type applic maximum mass trailer coupl full trailer semi trailer centr axl trailer maximum ratio coupl overhang wheelbas maximum mass combin trailer brake unbrak vehicl equip tow trailer electr brake system vehicl equip tow trailer anti lock brake system tyre dimens temporari spare wheel tyre dimens vehicl meet requir annex xiii number arrang axl descript brake equip delet coupl overhang horizont differ coupl centr axl trailer centr line rear axl distribut brake axl vehicl vehicl fulfil requir contain appendix annex ii inform requir point appendix annex ii vehicl equip anti lock brake system motor vehicl vehicl fulfil requir contain annex categori anti lock brake system categori trailer vehicl fulfil requir contain annex categori anti lock brake system categori annex xiv test report utilis test report number state trailer electr brake system vehicl fulfil requir annex xi remark delet gt end graphic gt appendix test report gt start graphic gt mass vehicl time test unladen kg laden kg king pin support load axl axl axl axl total result test test test speed km measur perform measur forc appli control type test engin disconnect servic brake secondari brake type test engin connect servic brake accord annex ii point type test repeat brake continu brake type ii type iia test type iii test case semi trailer centr axl trailer enter mass correspod load coupl devic delet appli motor vehicl appli trailer brake system type ii iia type iii test reaction time dimens flexibl pipe reaction time brake actuat sec reaction time control line coupl head sec flexibl pipe tractiv unit semi trailer length intern diamet mm case type ii iia type iii test carri annex vii type approv number refer vehicl vehicl axl refer axl mass axl requir brake forc wheel speed mass axl actual brake forc develop wheel speedkgn km hkgn km axl axl axl axl technic permiss maximum mass axl maximum mass vehicl submit type approv kg requir brake forc wheel requir retard torqu main shaft brake nm retard torqu obtain main shaft brake diagram nm refer axl report date copi attach type ityp iii brake forc axl point appendix annex vii axl pet peaxl pet peaxl pet pepredict actuat stroke mm point appendix annex vii axl axl axl averag output thrust point appendix annex vii axl tha tha axl tha tha axl tha tha brake perform point appendix annex vii axl axl axl type subject trailer test result type predict hottyp iii predict hot brake perform vehicl point appendix annex vii hot brake requir point annex ii amp gt amp gt amp gt amp gt reservoir energi sourc compress air total volum brake reservoir declar manufactur pressur reservoir test brake applic charg time charg time total volum reservoir auxiliari system charg time automat brake trailer compress air brake system brake rate achiev trailer electr brake system brake rate achiev gt end graphic gt appendix list vehicl data purpos approv pursuant annex xv descript vehicl type trade mark vehicl vehicl categori vehicl type annex ix appendix model trade name vehicl constitut vehicl type manufactur address make type brake line brake line test relev prescript annex ii brake line test annex xii minimum mass vehicl distribut mass axl minimum maximum mass vehicl distribut mass axl maximum maximum vehicl speed tyre wheel dimens brake circuit configur front rear diagon split declar system secondari brake system specif brake valv applic adjust specif load sens valv set pressur valv design brake forc distribut specif brake disc brake type number piston diamet ventil solid disc drum brake type simplex duplex piston size drum dimens case compress air brake system type size chamber lever master cylind type size booster type size annex test requir vehicl anti lock brake system gener annex defin requir brake perform road vehicl fit anti lock brake system addit motor vehicl authoris tow trailer trailer equip compress air brake system vehicl laden meet requir compat set appendix point annex ii anti lock brake system present compris sensor sensor control control modul modul system design introduc futur deem anti lock brake system mean annex appendix point annex ii provid perform equal prescrib annex definit anti lock brake system part servic brake system automat control degre slip direct rotat wheel wheel vehicl brake sensor mean compon design identifi transmit control condit rotat wheel dynam condit vehicl control mean compon design evalu data transmit sensor transmit signal modul modul mean compon design vari brake forc accord signal receiv control directli control wheel mean wheel brake forc modul data provid sensor indirectli control wheel mean wheel brake forc modul data provid sensor wheel type anti lock brake system motor vehicl deem equip anti lock brake system mean point appendix point annex ii system fit categori anti lock brake system vehicl equip categori anti lock brake system meet relev requir annex categori anti lock brake system vehicl equip categori anti lock brake system meet relev requir annex point categori anti lock brake system vehicl equip categori anti lock brake system meet relev requir annex point vehicl individu axl bogi includ directli control wheel fulfil condit adhes utilis wheel lock sequenc appendix point annex ii adhes utilis requir prescrib point annex rel posit adhes utilis curv meet requir point appendix point annex ii check made ensur wheel rear axl lock front axl axl condit prescrib point appendix point annex ii regard brake rate load requir check high low adhes road surfac maximum modul servic brake control forc trailer deem equip anti lock brake system mean point appendix point annex ii wheel opposit side vehicl directli control remain wheel directli indirectli control anti lock brake system case full trailer wheel front axl wheel rear axl directli control axl independ modul remain wheel directli indirectli control addit anti lock equip trailer meet condit categori anti lock brake system trailer equip categori anti lock brake system meet relev requir annex categori anti lock brake system trailer equip categori anti lock brake system meet relev requir annex point gener requir electr failur sensor anomali affect system respect function perform requir annex includ suppli electr extern wire control control modul signal driver specif optic warn signal warn signal light anti lock brake system energis vehicl stationari verifi mention defect present extinguish signal static sensor check verifi sensor function time vehicl speed greater km verif phase electr control pneumat modul valv cycl motor vehicl equip anti lock brake system authoris tow trailer equip system except vehicl categori fit separ optic warn signal anti lock brake system trailer meet requir point annex warn signal light trailer anti lock brake system coupl trailer coupl function automat abovement optic warn signal visibl daylight easi driver check work order vehicl categori electr connect anti lock brake system tow vehicl trailer effect special connector conform iso standard iso di standard event failur anti lock brake system residu brake perform prescrib vehicl question event failur part transmiss servic brake system point annex requir constru departur requir secondari brake case trailer residu brake perform event defect anti lock brake system point annex laden prescrib perform servic brake system relev trailer oper system advers affect magnet electr field manual devic provid disconnect chang control mode anti lock brake system road motor vehicl categori devic fit road motor vehicl condit met motor vehicl anti lock brake system disconnect control mode chang devic refer point satisfi relev requir appendix point annex ii optic warn signal inform driver anti lock brake system disconnect control mode chang anti lock failur warn signal purpos anti lock brake system automat reconnect return road mode ignit start devic set run posit vehicl user handbook provid manufactur warn driver consequ manual disconnect mode chang anti lock brake system devic refer point conjunct tow vehicl disconnect chang control mode anti lock brake system trailer separ devic trailer permit special provis motor vehicl energi consumpt brake system equip anti lock brake system maintain perform servic brake control devic fulli appli long period complianc requir verifi mean test test procedur initi energi level energi storag devic manufactur level ensur effici prescrib servic brake vehicl laden energi storag devic pneumat auxiliari equip isol initi speed km surfac coeffici adhes brake laden vehicl fulli appli time time energi consum indirectli control wheel consider directli control wheel remain control anti lock brake system time vehicl engin stop suppli energi storag devic cut servic brake control fulli actuat time success vehicl stationari control appli time brake vehicl perform prescrib secondari brake laden vehicl test case motor vehicl authoris tow trailer equip compress air brake system suppli line block energi storag devic litr capac connect control line accord point annex iv section brake appli time provid point energi level suppli control line half level obtain full applic start initi energi level addit requir coeffici adhes road surfac measur vehicl question method point appendix annex brake test conduct engin disconnect idl vehicl laden brake time determin formula gt num gt vmax gt den gt second express second vmax repres maximum design speed vehicl express km upper limit km time complet singl brake phase phase maximum test conduct phase fresh energi suppli phase test phase energi consumpt initi brake applic account subtract full brake applic full applic prescrib point annex fourth phase test prescrib point annex applic perform prescrib point deem satisfi end fourth applic vehicl stationari energi level storag devic requir secondari brake laden vehicl utilis adhes utilis adhes anti lock brake system take account actual increas brake distanc theoret minimum anti lock brake system deem satisfactori condit amp gt satisfi repres adhes utilis defin point appendix annex adhes utilis measur road surfac coeffici adhes dry road initi speed km elimin effect differenti brake temperatur recommend zal determin prior determin test procedur determin coeffici adhes formula calcul adhes utilis laid appendix annex utilis adhes anti lock brake system check complet vehicl equip anti lock brake system categori case vehicl equip categori anti lock brake system axl directli control wheel satisfi requir condit amp gt check vehicl laden unladen laden test high adhes surfac omit prescrib forc control devic achiev full cycl anti lock brake system unladen test control forc increas dan cycl achiev full forc dan insuffici make system cycl test omit air brake system air pressur increas cut pressur purpos test addit check addit check carri engin disconnect vehicl laden unladen wheel directli control anti lock brake system lock full forc suddenli appli control devic road surfac point annex initi speed km high initi speed tabl gt tabl gt axl pass high adhes surfac kh low adhes kl kh amp gt kh kl amp gt full forc appli control devic directli control wheel lock run speed instant appli brake calcul anti lock brake system fulli cycl high adhes surfac passag surfac made high low speed condit laid point vehicl pass low adhes surfac kl high adhes kh kh amp gt kh kl amp gt full forc appli control devic deceler vehicl rise high reason time vehicl deviat initi run speed instant appli brake calcul anti lock brake system fulli cycl low adhes surfac passag surfac occur approxim km case vehicl equip anti lock brake system categori left wheel vehicl situat surfac differ coeffici adhes kh kl kh amp gt kh kl amp gt directli control wheel lock full forc suddenli appli control devic speed km laden vehicl equip anti lock brake system categori condit point satisfi prescrib brake rate appendix annex test provid point period wheel lock allow wheel lock permit vehicl speed km likewis lock indirectli control wheel permit speed stabil steerabl affect test provid point steer correct permit angular rotat steer control initi second begin test longitudin median plane vehicl pass boundari high low adhes surfac test part outer tyre cross boundari special provis trailer energi consumpt trailer equip anti lock brake system design servic brake control devic fulli appli time vehicl retain suffici energi bring halt reason distanc complianc requir check procedur vehicl unladen straight level road surfac good coeffici adhes brake adjust close brake load sens devic fit held laden posit test case compress air brake system initi energi level energi storag devic equival pressur bar coupl head trailer suppli line initi vehicl speed km brake fulli appli time time energi consum indirectli control wheel consider directli control wheel remain control anti lock brake system test suppli energi storag devic cut time complet singl brake phase phase phase fresh energi suppli energi storag devic phase addit energi consumpt fill actuat account test procedur pressur reservoir start phase state point begin phase pressur reservoir applic brake pressur reservoir end preced phase subsequ phase time account point pressur reservoir equal end preced phase end brake vehicl stationari servic brake control devic fulli actuat time applic pressur oper circuit suffici provid total brake forc peripheri wheel equal maximum stationari wheel load caus automat applic brake system control anti lock brake system utilis adhes trailer equip anti lock brake system deem accept condit amp gt satisfi repres adhes utilis defin point appendix annex condit verifi vehicl unladen straight level road surfac good coeffici adhes elimin effect differenti brake temperatur recommend zral determin prior determin kr addit check speed exceed km wheel directli control anti lock brake system lock full forc suddenli appli control devic tow vehicl check condit prescrib point annex initi speed km km provis point appli trailer equip anti lock brake system categori left wheel situat surfac produc differ maximum brake rate zralh zrall gt num gt zralh gt den gt amp gt gt num gt zralh gt den gt zrall amp gt directli control wheel lock full forc suddenli appli control devic tow vehicl speed km ratio zralh zrall ascertain procedur point appendix annex calcul ratio zralh zrall condit unladen vehicl satisfi prescrib brake rate appendix annex vehicl speed amp gt km directli control wheel permit lock period speed amp lt km lock permiss indirectli control wheel permit lock speed case stabil affect appendix gt tabl gt appendix utilis adhes method measur motor vehicl determin coeffici adhes coeffici adhes determin quotient maximum brake forc lock wheel dynam load axl brake brake appli axl vehicl test initi speed km brake forc distribut wheel axl reach maximum perform anti lock brake system disconnect inop km km number test increment line pressur carri determin maximum brake rate vehicl zmax test constant input forc maintain brake rate determin refer time speed reduc km km formula gt num gt gt den gt zmax maximum second wheel lock occur km start minimum measur call tmin select valu compris tmin tmin calcul arithmet tm calcul zm gt num gt gt den gt tm demonstr practic reason valu determin obtain minimum time tmin utilis requir point appli brake forc calcul measur brake rate roll resist unbrak axl equal static axl load driven axl driven axl dynam load axl relat appendix point annex ii round decim place test repeat axl defin point exempt point case axl rear wheel drive vehicl front axl brake coeffici adhes kf gt num gt zm gt den gt gt num gt gt den gt zm coeffici determin front axl kf rear axl kr determin adhes utilis adhes utilis defin quotient maximum brake rate anti lock brake system oper zal coeffici adhes km gt num gt zal gt den gt km initi vehicl speed km maximum brake rate zal measur anti lock brake system oper zal base averag test previous point appendix time speed reduc km km formula zal gt num gt gt den gt tm coeffici adhes km determin weight dynam axl load km gt num gt kf ffdyn kr frdyn gt den gt ffdyn ff gt num gt gt den gt zal frdyn fr gt num gt gt den gt zal round decim place case vehicl equip anti lock brake system categori zal base vehicl anti lock brake system oper adhes utilis formula quot point case vehicl equip anti lock brake system categori zal measur axl directli control wheel axl vehicl anti lock brake system act rear axl adhes utilis gt num gt zal gt den gt gt num gt gt den gt zal calcul made axl directli control wheel amp gt measur coeffici adhes repeat toler accept motor vehicl equip axl axl close coupl bogi establish vehicl vehicl categori wheel base amp gt determin coeffici adhes rear axl omit case adhes utilis defin quotient maximum brake rate anti lock brake system oper zal coeffici adhes kf gt num gt zal gt den gt kf method measur trailer gener coeffici adhes determin quotient maximum brake forc lock wheel dynam load axl brake brake appli axl trailer test initi speed km brake forc distribut wheel axl reach maximum perform anti lock brake system disconnect inop km km number test increment line pressur carri determin maximum brake rate vehicl combin zcmax trailer brake test constant input forc maintain brake rate determin refer time speed reduc km km formula zc gt num gt gt den gt wheel lock occur km start minimum measur call tmin select valu compris tmin tmin calcul arithmet tm calcul zcmax gt num gt gt den gt tm demonstr practic reason valu determin obtain minimum time tmin utilis adhes utilis calcul mean formula gt num gt zral gt den gt kr determin point full trailer point semi trailer amp gt measur coeffici adhes repeat toler accept maximum brake rate zral measur anti lock brake system oper tow vehicl unbrak base averag test point appendix full trailer measur anti lock brake system disconnect inop km km perform front rear axl front axl fbrmaxi zcmaxi fm fr fcnd fcd fidyn fi gt num gt zcmax fm hd hr fwm hd gt den gt kf gt num gt fbrmaxi gt den gt fidyn rear axl fbrmaxi zcmaxi fm fr fcnd fcd fidyn fi gt num gt zcmax fm hd hr fwm hd gt den gt kr gt num gt fbrmaxi gt den gt fidyn valu kf kr round decim place coeffici adhes kr determin proportion dynam axl load kr gt num gt kf ffdyn kr frdyn gt den gt measur zral anti lock brake system oper zral gt num gt zcal fm fr fcnd fcd gt den gt fr zral determin surfac high coeffici adhes vehicl categori anti lock brake system surfac low coeffici adhes semi trailer centr axl trailer measur anti lock brake system disconnect inop km km carri wheel fit axl wheel axl remov fbrmax zcmax fm fr fwm frdyn fr gt num gt fbrmax hk zc hr hk gt den gt er gt num gt fbrmax gt den gt frdyn measur zral anti lock brake system oper carri wheel fit fbral zcal fm fr fwm frdyn fr gt num gt fbral hk zc hr hk gt den gt er zral gt num gt fbral gt den gt frdyn zral determin surfac high coeffici adhes vehicl categori anti lock brake system surfac low coeffici adhes appendix perform differ adhes surfac motor vehicl prescrib brake rate refer point annex calcul refer measur coeffici adhes surfac test carri surfac satisfi condit prescrib point annex coeffici adhes kh kl high low adhes surfac determin accord provis point appendix annex brake rate zmal laden motor vehicl zmal amp gt gt num gt kl kh gt den gt zmal amp gt kl trailer brake rate refer point annex calcul refer measur brake rate zralh zrall surfac test carri anti lock brake system oper tow surfac satisfi condit prescrib point annex brake rate zral zral amp gt gt num gt gt den gt åh gt num gt zrall zralh gt den gt zral amp gt gt num gt zrall gt den gt amp gt appendix method select low adhes surfac detail coeffici adhes surfac select determin point annex technic servic data includ curv coeffici adhes versu slip slip speed approxim km maximum curv repres kpeak slip repres klock ratio determin quotient kpeak klock gt num gt kpeak gt den gt klock round decim place surfac ratio prior test technic servic ensur select surfac meet requir inform test method determin type vehicl motor vehicl trailer axl load tyre load tyre test result shown technic servic decid repres vehicl approv mention test report calibr surfac carri year repres vehicl verifi stabil anti lock brake system select high control deem includ directli indirectli control wheel system select low control sens wheel deem directli control wheel uniform test procedur agre manufactur provid technic servic analysi potenti failur control effect inform subject discuss agreement technic servic vehicl manufactur warn signal light vehicl stationari provid extinguish vehicl speed reach km defect present wire specif point iso point iso di standard trailer reduc trailer equip independ fuse rate fuse current rate conductor exceed except vehicl categori uniform intern standard agre electr connect tow vehicl trailer equip volt electr system conform din standard part demonstr complianc technic requir laid council direct eec oj amend direct ec oj understood devic chang control mode anti lock brake system subject point chang control mode condit requir categori anti lock brake system vehicl equip fulfil case point met test surfac gener tyre limit wear higher valu discret technic servic actual obtain type tyre surfac record full forc mean maximum forc laid annex ii categori vehicl higher forc requir activ anti lock brake system purpos test check wheel lock vehicl remain stabl make complet stop bring vehicl complet halt low adhes surfac kh high adhes surfac coeffici kl low adhes surfac coeffici kh kl measur laid appendix annex coeffici adhes test track high prevent anti lock brake system cycl test carri surfac lower coeffici adhes case trailer fit brake load sens devic pressur set increas ensur full cycl anti lock brake system select high control deem includ directli indirectli control wheel system select low control sens wheel deem directli control wheel uniform test procedur agre vehicl axl special vehicl subject consult technic servic uniform test procedur establish determin adhes curv vehicl maximum mass exceed tonn curv establish passeng car case vehicl maximum mass exceed tonn ratio kpeak klock establish kpeak defin appendix annex consent technic servic coeffici adhes item determin method provid equival valu kpeak klock demonstr test surfac gener ratio accept subject discuss technic servic annex xi test condit trailer electr brake system gener purpos provis electr brake servic brake system consist control devic electromechan transmiss devic friction brake electr control devic regul voltag trailer situat trailer electr energi requir electr brake system suppli trailer motor vehicl electr brake system actuat oper servic brake system motor vehicl nomin voltag rate maximum current consumpt exce electr connect electr brake system motor vehicl effect mean special plug socket connect plug compat socket light equip vehicl plug cabl situat trailer condit trailer batteri trailer fed power suppli unit motor vehicl separ suppli line servic brake trailer trailer unladen mass maximum mass brake forc automat regul function load condit trailer electr brake system voltag connect line reduc brake effect sum maximum stationari axl load maintain control devic regul brake forc react inclin direct travel pendulum spring mass system liquid inertia switch attach chassi trailer axl vertic adjust tow devic case singl axl trailer trailer close coupl axl axl spread metr control devic equip mechan indic horizont posit spirit level manual adjust mechan set horizont plane line direct travel vehicl relai actuat brake current accord point annex connect actuat line situat trailer dummi socket provid plug tale provid control devic light brake applic indic proper function trailer electr brake system perform electr brake system respond deceler tractor trailer combin brake effect commenc initi brake forc higher sum maximum stationari axl load higher sum stationari axl load unladen trailer brake forc increas step higher level brake forc refer point step higher sum maximum stationari axl load higher sum stationari axl load unladen trailer case singl axl trailer maximum mass exceed tonn step exce sum maximum stationari axl load trailer increas permit subsequ step step step step step exce purpos provis axl trailer wheelbas shorter metr consid singl axl trailer prescrib brake forc trailer maximum total axl load attain maximum mass case fulli develop deceler tractor trailer combin multi axl trailer trailer close coupl axl axl spread metr consid singl axl trailer mean provis limit defin appendix annex observ brake forc regul step lie rang shown appendix annex test carri initi speed km automat brake trailer provid accord condit point annex automat brake action requir electr energi trailer brake forc maximum total axl load guarante minut satisfi abovement condit appendix compat brake rate trailer fulli develop deceler tractor trailer combin trailer laden unladen gt refer graphic gt note limit diagram refer laden unladen trailer trailer unladen mass exce maximum mass limit appli laden condit limit diagram affect provis annex minimum brake perform requir brake perform obtain test accord provis point greater request exce limit diagram tr sum brake forc peripheri wheel trailer pr total normal static reaction road surfac wheel trailer fulli develop deceler tractor trailer combin studi characterist special connect determin type nation author grant approv annex xii inertia dynamomet test method brake line gener procedur annex appli event modif vehicl type result fit brake line type vehicl approv accord direct altern type brake line check compar perform obtain brake line vehicl equip time approv conform compon identifi relev inform document model annex xviii annex xix technic author respons conduct approv test discret requir comparison perform brake line carri accord relev provis contain annex ii applic approv comparison made vehicl manufactur context annex vehicl mean vehicl type approv direct request comparison consid satisfactori test equip dynamomet characterist capabl gener inertia requir point annex capac meet requir prescrib point annex ii respect type type ii type iii fade test test brake fit ident origin vehicl type concern air cool provid accord point annex instrument test capabl provid data continu record disc drum rotat speed number revolut complet stop resolut greater eighth revolut stop time continu record temperatur measur centr path swept line mid thick disc drum line continu record brake applic control line pressur forc continu record brake output torqu test condit dynamomet set close toler rotari inertia equival part total inertia vehicl brake wheel formula mr rotari inertia kgm dynam tyre roll radiu part maximum mass vehicl brake wheel case singl end dynamomet part calcul design brake distribut case motor vehicl deceler correspond point annex ii case trailer correspond load ground wheel vehicl stationari load maximum mass initi rotat speed inertia dynamomet correspond linear speed vehicl prescrib annex ii base roll radiu tyre brake line bed exceed temperatur bed procedur altern vehicl manufactur request bed accord recommend cool air flow brake direct perpendicular axi rotat veloc cool air flow brake greater km temperatur cool air ambient temperatur test procedur sampl set brake line subject comparison test compar set line conform origin compon identifi inform document approv vehicl type concern brake line equival base comparison result achiev test procedur prescrib annex accord requir type cold perform test brake applic made initi temperatur temperatur measur accord provis point case brake line intend vehicl categori brake applic made initi rotat speed equival point annex ii brake appli achiev torqu equival fulli develop deceler prescrib item addit test carri rotat speed lowest equival maximum speed vehicl highest equival speed case brake line intend vehicl categori brake applic made initi rotat speed equival km brake appli achiev torqu equival prescrib point annex ii supplementari cold perform test initi rotat speed equival km carri comparison type test result point annex ii brake torqu cold perform test line test purpos comparison input measur test limit brake torqu record brake line conform compon identifi relev applic vehicl type approv type test repeat brake brake line vehicl categori test procedur point annex ii continu brake brake line trailer categori test accord point annex ii hot perform complet test requir point hot brake perform test point annex ii carri brake torqu hot perform test line test purpos comparison input measur test limit brake torqu record brake line conform compon identifi relev applic vehicl type approv type ii test test requir vehicl type question friction brake type ii test brake line motor vehicl categori requir point annex undergo type iia test test procedur set point annex ii trailer categori test procedur set point annex ii hot perform complet test requir point hot perform test point annex ii carri brake torqu hot perform test line test purpos comparison input measur test limit brake torqu record brake line conform compon identifi relev applic vehicl type approv fade test type iii test test repeat brake brake line trailer categori test procedur point annex ii direct hot perform complet test requir point annex hot brake perform test point annex ii direct complet brake torqu hot perform test line test purpos comparison input measur test limit brake torqu record brake line conform compon identifi relev applic vehicl type approv inspect brake line brake line visual inspect complet test outlin check satisfactori condit continu normal servic annex xiii brake deviat test vehicl temporari spare wheel tyre gener condit test track substanti level surfac afford good adhes test perform wind liabl affect result vehicl load maximum mass determin point annex axl load result load condit accord point annex proport maximum axl load determin point annex ii tyre inflat pressur recommend vehicl type manufactur brake deviat test test carri temporari spare wheel tyre fit altern place front wheel rear wheel temporari spare wheel tyre restrict specif axl test carri temporari spare wheel tyre fit axl test carri servic brake system initi speed km engin disconnect stop distanc exce result formula amp lt gt num gt gt den gt stop distanc initi speed km forc appli control exce fulli develop deceler test test carri fit condit temporari spare wheel tyre point annex prescrib brake perform obtain wheel lock deviat vehicl intend abnorm vibrat abnorm wear tyre test excess steer correct formula correspond prescrib servic brake system perform vehicl categori point annex ii annex xiv altern procedur test trailer anti lock brake system ab gener test trailer accord annex direct waiv time type approv trailer provid anti lock brake system ab compli requir annex inform document manufactur ab suppli technic servic inform document system requir approv document inform gener manufactur system system variat system configur explan basic function philosophi system applic list trailer type ab configur approv requir schemat diagram system configur instal trailer defin point consider paramet sensor locat modul locat lift axl steer axl tube type bore size length relationship tyre circumfer resolut excit includ toler toler tyre circumfer axl fit excit scope applic respect suspens type balanc mechan refer manufactur model type recommend differenti brake input torqu relat ab configur trailer bogi test data suppli enabl worst case axl load determin purpos energi consumpt test determin carri seri test increment axl load oper axl load rang maximum energi consumpt minimum result rang requir addit result suppli illustr trend maximum consumpt rang base data test trailer load repres determin worst case addit inform applic applic anti lock brake system compon descript sensor function identif part number control gener descript function identif part number failur mode defin point annex addit featur retard control automat configur variabl paramet diagnost modul gener descript function identif part number limit maximum deliveri volum control electr equip circuit diagram power method warn lamp sequenc pneumat circuit brake schemat cover ab configur appli trailer type defin point limit pipe tube size length effect system perform modul brake chamber electro magnet compat emc complianc point annex emc term suscept emiss fulfil submiss technic file approv recognis standard file approv document includ detail test method configur test result obtain definit test vehicl base inform suppli inform document trailer applic defin point technic servic carri test repres trailer axl equip respect anti lock brake system configur requir approv defin point annex addition select trailer evalu consider paramet defin paragraph suspens type method evalu perform anti lock brake system rel suspens type select semi trailer suspens group balanc mechan repres trailer evalu full trailer evalu carri repres trailer equip suspens type wheelbas semi trailer wheelbas limit factor full trailer shortest wheelbas evalu brake type approv limit cam brake brake type compar test requir load sens devic utilis adhes determin load sens devic set laden unladen condit ensur full cycl ab load sens devic adjust static brake chamber pressur bar greater maximum ab cycl pressur brake actuat differenti level actuat record evalu test determin utilis adhes result obtain test trailer appli trailer type energi consumpt trailer select evalu ab load axl worst case load defin point type trailer test document show brake compat defin appendix annex ii diagram made demonstr conform purpos approv semi trailer centr axl trailer deem vehicl type test schedul test conduct technic servic vehicl defin point annex ab configur point take consider applic list defin point worst case cross referenc elimin test worst case test state test report utilis adhes test carri procedur defin point annex configur trailer type defin inform document point energi consumpt axl load axl load trailer evalu repres worst case condit respect energi consumpt point energi consumpt test test carri procedur defin point annex ab configur enabl trailer submit approv check conform anti lock energi consumpt requir point annex check carri prior commenc energi consumpt test point relationship brake chamber push rod travel st brake lever length lt determin brake chamber pressur bar lt mm st mm rl gt num gt st gt den gt lt gt num gt gt den gt load sens devic set laden condit initi energi level set point annex energi storag devic isol suppli air brake appli control pressur bar coupl head releas applic made pressur brake chamber obtain test procedur defin point number equival brake applic ne note split friction test anti lock brake system defin categori system ab configur subject perform requir point annex low high speed perform trailer set utilis adhes evalu verif low high speed perform carri annex toler exist number excit teeth tyre circumfer function check carri extrem toler accord point annex achiev utilis tyre size produc special excit simul frequenc extrem addit check addit check carri tow vehicl unbrak trailer unladen axl bogi pass high adhes surfac kh low adhes surfac kl kh amp gt kh kl amp gt control pressur coupl head bar directli control wheel lock run speed instant appli trailer brake calcul anti lock brake system fulli cycl high adhes surfac passag surfac made approxim km km trailer pass low adhes surfac kl high adhes surfac kh kh amp gt kh kl amp gt control pressur coupl head bar pressur brake chamber rise high reason time trailer deviat form initi run speed instant appli brake calcul anti lock brake system fulli cycl low adhes surfac passag surfac occur approxim km failur mode simul check made test vehicl simul rig respect extern wire complianc point annex approv report approv report produc content defin appendix annex verif verif compon instal specif ab instal trailer type approv verifi satisfi criteria gt tabl gt verif reservoir capac rang brake system auxiliari equip trailer divers tabl recommend reservoir capac verifi adequ storag capac instal test conduct point annex procedur defin brake adjust repres condit test trailer anti lock brake system approv trailer approv brake chamber push rod travel brake chamber pressur bar calcul set formula note provid level secur respect energi storag capac safeti factor includ sv lv rl lv mm rl sv mm brake adjust point trailer equip automat wear adjust devic automat adjust mechan disabl purpos test equival manual adjust devic instal load sens devic set laden condit initi energi level set point annex energi storag devic isol suppli brake appli control pressur bar coupl head fulli releas brake applic releas made number ne determin test conduct accord point applic pressur oper circuit suffici provid total brake forc peripheri wheel equal maximum stationari wheel load caus automat applic brake system control anti lock brake system verif function limit dynam function check anti lock brake system ensur full cycl adjust load sens devic utilis surfac low tyre road adhes appendix trailer anti lock brake system approv report approv report identif manufactur anti lock brake system address system model system instal approv ab configur approv rang applic type trailer number axl method power iso iso identif approv sensor control modul energi consumpt equival number static brake applic ratio actuat stroke brake lever length addit featur retard control lift axl configur test data result test vehicl data test surfac inform test result utilis adhes energi consumpt split friction test low speed perform high speed perform addit check transit high low adhes surfac transit low high adhes surfac failur mode simul function check option power connect electro magnet compat limit instal relationship tyre circumfer resolut excit toler tyre circumfer axl fit excit suspens type differenti brake input torqu trailer bogi wheelbas full trailer brake type tube size length load sens devic applic warn lamp sequenc recommend limit locat sensor modul lift axl steer axl date test anti lock brake system compli requir annex xiv direct eec amend direct ec technic servic approv author conduct test gt start graphic gt sign date gt end graphic gt approv author technic servic gt start graphic gt sign date gt end graphic gt attach manufactur inform document appendix gt tabl gt demonstr complianc technic requir laid council direct eec oj amend direct ec oj delet annex xv ec type approv replac brake line assembl separ technic unit scope annex appli type approv separ technic unit mean articl direct eec brake line assembl instal motor vehicl trailer categori amp lt tonn amp lt tonn replac part approv mandatori replac brake line assembl intend fit motor vehicl trailer approv pursuant direct eec amend direct definit purpos annex brake equip mean assign point annex direct friction brake mean part brake equip forc oppos movement vehicl develop friction brake line wheel disc drum move brake line assembl mean compon friction brake press drum disc produc friction forc shoe assembl mean brake line assembl drum brake shoe mean compon shoe assembl carri brake line pad assembl mean brake line assembl disc brake backplat mean compon pad assembl carri brake line brake line mean friction materi compon brake line assembl friction materi mean product mixtur materi process determin characterist brake line brake line type mean categori brake line differ friction materi characterist brake line assembl type mean wheel set brake line assembl differ brake line type dimens function characterist origin brake line mean brake line type referenc vehicl type approv certif annex ix addendum appendix point subpoint origin brake line assembl mean brake line assembl conform data submit vehicl inform document replac brake line assembl mean brake line assembl type approv direct suitabl servic replac origin brake line assembl manufactur mean organis assum technic respons brake line assembl demonstr possess mean achiev conform product applic ec type approv applic ec type approv pursuant articl direct eec replac brake line assembl type specif vehicl type submit manufactur replac brake line assembl applic submit holder vehicl type approv direct respect replac brake line assembl conform type referenc vehicl type approv certif annex ix addendum appendix point subpoint model inform document annex xvii submit technic servic respons type approv test brake line assembl type approv sought suffici quantiti perform approv test sampl indel mark applic trade mark type design suitabl repres vehicl brake grant ec type approv relev requir satisfi ec type approv pursuant articl applic articl direct eec grant model ec type approv certif annex xvi approv number accord annex vii direct eec assign type replac brake line assembl approv member state assign number brake line assembl type type approv number cover brake line assembl type number differ vehicl type mark replac brake line conform type approv direct separ technic unit bear ec type approv mark mark consist rectangl surround letter distinguish number letter member state grant type approv germani franc itali netherland sweden belgium spain unit kingdom austria luxembourg finland denmark portug greec irl ireland includ vicin rectangl base approv number contain section type approv number refer annex vii direct eec preced figur indic sequenc number assign recent major technic amend direct eec date ec type approv grant direct sequenc number addit digit arrang vicin rectangl design shoe backplat approv mark refer point legibl indel appendix annex exampl arrang approv mark approv data refer point specif test gener replac brake line assembl design construct substitut assembl origin fit vehicl brake effici vehicl accord approv vehicl type complianc provis annex ii direct specif vehicl equip replac brake line assembl satisfi relev brake requir direct replac brake line assembl displai perform characterist similar origin brake line assembl intend replac replac brake line assembl possess adequ mechan characterist replac brake line assembl conform type vehicl type approv document direct deem satisfi requir paragraph annex perform requir replac brake line assembl vehicl categori replac brake line assembl test prescript appendix satisfi requir state appendix speed sensit cold perform equival method describ appendix replac brake line assembl vehicl categori replac brake line assembl test prescript appendix satisfi requir state appendix appendix annex mechan characterist replac brake line assembl type approv request test shear strength iso standard minimum accept shear strength cm pad assembl cm shoe assembl replac brake line assembl type approv request test compress iso standard compress valu exce ambient temperatur pad assembl ambient temperatur shoe assembl packag mark replac brake line assembl conform type approv accord direct market axl set axl set contain seal packag construct show previou open packag displai inform quantiti replac brake line assembl packag manufactur trade mark make type replac brake line assembl vehicl axl brake content approv approv mark packag fit instruct refer ancillari part state replac brake line assembl replac axl set replac brake line assembl displai perman set approv data approv mark date manufactur month year make type brake line modif type amend approv case modif type approv pursuant direct provis articl direct eec appli conform product gener rule measur ensur conform product pursuant articl eec origin brake line assembl subject applic point deem satisfi requir point test refer point annex eec prescrib point appendix annex normal frequenc inspect authoris compet author year appendix arrang approv mark approv data point annex gt refer graphic gt approv mark show item concern approv netherland pursuant direct illustr digit refer sequenc number assign recent technic amend made council direct eec digit alloc approv author brake line type base approv number addit digit arrang vicin rectangl alloc approv author shoe backplat digit compris approv mark replac brake line assembl type pad assembl mark gt refer graphic gt shoe assembl mark gt refer graphic gt note posit mark shown exampl mandatori appendix requir replac brake line assembl vehicl categori conform direct complianc requir direct demonstr vehicl test test vehicl vehicl repres type replac brake line assembl approv requir equip replac brake line assembl type approv request instrument brake test requir direct brake line assembl submit test fit relev brake fix burnish procedur establish burnish manufactur instruct agreement technic servic brake system vehicl test requir vehicl categori question annex ii point applic requir test servic brake system type test engin disconnect vehicl laden type test engin connect vehicl unladen laden annex ii point stabil test test initi speed vmax type test secondari brake system type test engin disconnect vehicl laden test omit case obviou requir met diagon split brake system park brake system applic brake line approv sought park downhil test gradient vehicl laden vehicl satisfi relev requir state annex ii point categori vehicl addit requir complianc addit requir demonstr method vehicl test split axl test test vehicl fulli laden brake applic made engin disconnect level road vehicl servic brake control system equip mean isol front rear axl brake independ brake line assembl approv requir front axl brake rear axl brake remain inop test brake line assembl approv requir rear axl brake front axl brake remain inop test cold perform equival test comparison cold perform replac brake line assembl origin brake line assembl made compar result test method make minimum brake applic space increment pedal effort line pressur wheel lock altern fulli develop deceler allow maximum pedal forc categori vehicl question initi speed tabl gt tabl gt initi brake temperatur start applic amp lt note plot pedal forc line pressur fulli develop deceler applic determin pedal forc line pressur requir achiev fulli develop deceler front axl brake rear axl brake valu achiev maximum allow pedal forc determin altern pedal forc line pressur requir achiev maximum deceler replac brake line assembl consid show similar perform characterist origin brake line assembl achiev fulli develop deceler control forc line pressur upper third gener curv obtain origin brake line assembl speed sensit test pedal forc deriv item appendix initi brake temperatur amp lt make brake applic speed front axl km km km vmax exce km rear axl km km km vmax exce km averag result group applic plot speed fulli develop deceler fulli develop deceler record higher speed lie record lowest speed inertia dynamomet test test equip test inertia dynamomet equip vehicl brake question dynamomet instrument continu record rotat speed brake torqu pressur brake line number rotat brake applic brake time brake rotor temperatur test condit rotat mass dynamomet correspond half axl portion maximum vehicl mass list tabl roll radiu largest tyre authoris vehicl type gt tabl gt initi dynamomet rotat speed correspond linear vehicl speed state point appendix base dynam roll radiu tyre brake line submit test fit relev brake fix burnish procedur establish burnish manufactur instruct agreement technic servic cool air speed airflow brake higher km cold perform equival test comparison cold perform replac brake line assembl origin brake line assembl made compar result test method initi speed km km brake temperatur amp lt start applic make minimum brake applic space interv line pressur fulli develop deceler note plot line pressur fulli develop deceler applic determin line pressur requir achiev replac brake line assembl consid show similar perform characterist origin brake line assembl achiev fulli develop deceler control forc line pressur upper third gener curv obtain origin brake line assembl speed sensit test line pressur deriv point initi brake temperatur amp lt make brake applic rotat speed vehicl linear speed km km km vmax exce km averag result group applic plot speed fulli develop deceler fulli develop deceler record higher speed lie record lowest speed appendix requir replac brake line assembl vehicl categori gener test method appendix base inertia dynamomet test altern test carri test vehicl roll road test bench provid test condit achiev paramet measur inertia dynamomet test test equip test inertia dynamomet equip vehicl brake question dynamomet instrument continu record rotat speed brake torqu pressur brake line actuat forc number rotat brake applic brake time brake rotor temperatur test condit rotat mass dynamomet correspond half relev axl portion maximum vehicl mass roll radiu largest tyre authoris vehicl type initi dynamomet rotat speed correspond linear vehicl speed state point appendix base dynam roll radiu smallest tyre authoris vehicl brake line assembl submit test fit relev brake fix burnish procedur establish burnish manufactur instruct agreement technic servic cool air speed airflow brake higher km actuat devic fit brake correspond vehicl instal test requir test test initi speed km brake temperatur amp lt start applic make minimum consecut brake applic space interv line pressur applic forc maximum line pressur deceler repeat brake applic initi speed km type test heat procedur brake heat continu brake requir annex ii point start brake rotor temperatur amp lt hot perform complet heat procedur hot perform initi speed km measur condit point line pressur applic forc temperatur condit fulli develop deceler heat brake achiev cold brake cold perform equival test comparison cold perform replac brake line assembl origin brake line assembl made compar result type test point type test prescrib point perform set origin brake line assembl replac brake line assembl consid show similar perform characterist origin brake line assembl achiev fulli develop declar line pressur applic forc upper third gener curv obtain origin brake line assembl appendix determin friction behaviour machin test introduct sampl replac brake line assembl type test machin capabl gener test condit appli test procedur appendix test result evalu determin sampl friction behaviour friction behaviour sampl compar assess conform standard regist replac brake line assembl type equip machin design accept oper full size brake similar fit vehicl axl approv test point annex disc drum rotat speed min load fall min full load test cycl brake applic cycl adjust automat output torqu brake pressur constant torqu method work surfac temperatur record provis made direct cool air brake rate test procedur sampl prepar manufactur bed schedul ensur minimum surfac contact area pad assembl exceed surfac temperatur surfac contact area lead shoe assembl exceed surfac temperatur test schedul test schedul compris number consecut brake cycl brake interv second brake appli second brake releas method altern test schedul constant pressur pad assembl hydraul pressur piston callip constant formula gt num gt md gt den gt rw ak md nm ak amp lt cm md nm ak amp gt cm ak area callip piston rw effect radiu disc gt tabl gt shoe assembl contact pressur brake line work surfac constant cm calcul static brake energis gt tabl gt test schedul constant torqu method appli pad assembl brake torqu constant toler adjust guarante maximum brake rotor temperatur tabl gt tabl gt evalu test result friction behaviour determin brake torqu note select point test schedul brake factor constant disc brake brake torqu translat coeffici friction pad assembl oper coeffici friction valu record cycl constant pressur method cycl constant torqu method measur made commenc brake applic cycl maximum coeffici friction lowest record cycl minimum coeffici friction lowest record cycl shoe assembl torqu mmean averag maximum minimum valu brake torqu record brake applic cycl hot torqu mhot minimum brake torqu develop cycl temperatur exce cycl mhot accept criteria applic approv brake line assembl type submit pad assembl valu en shoe assembl valu mmean mhot product approv brake line assembl type test sampl demonstr complianc valu regist point appendix toler disc brake pad regist amp gt regist amp lt regist simplex drum brake line mmean regist mhot amp gt regist annex xvi gt start graphic gt model maximum format mm ec type approv certif stamp administr commun type approv extens type approv refus type approv withdraw type approv type vehicl compon separ technic unit regard direct ec amend direct ec ec type approv number reason extens section make trade manufactur type gener commerci descript mean identif type mark vehicl compon separ technic unit locat mark categori vehicl address manufactur case compon separ technic unit locat method affix ec approv mark address es assembl plant section ii addit inform applic addendum technic servic respons carri test date test report number test report remark addendum place date signatur index inform packag lodg approv author obtain request attach delet inapplic mean identif type charact relev describ vehicl compon separ technic unit type cover type approv certif charact repres document symbol abc defin annex ii direct eec gt end graphic gt addendum ec type approv certif separ technic unit type approv brake line assembl regard direct eec amend direct ec gt start graphic gt addit inform make type brake line assembl make type brake line vehicl axl brake brake line assembl type qualifi origin brake line assembl vehicl axl brake brake line assembl type qualifi replac brake line assembl remark gt end graphic gt annex xvii inform document relat ec type approv brake line assembl direct eec amend direct ec gt start graphic gt inform applic suppli triplic includ list content draw suppli scale suffici detail size format photograph show suffici detail system compon separ technic unit electron control inform perform suppli gener make trade manufactur type address manufactur case compon separ technic unit locat method affix ec approv mark address es assembl plant descript devic make type brake line assembl make type brake line vehicl axl brake brake line assembl qualifi origin brake line assembl vehicl axl brake brake line assembl intend qualifi replac brake line assembl draw brake line assembl show function dimens indic posit vehicl axl brake approv sought valu friction behaviour point appendix annex xv gt end graphic gt annex xviii inform document pursuant annex council direct eec relat ec type approv vehicl respect brake equip motor vehicl direct eec amend direct ec gt start graphic gt inform applic suppli triplic includ list content draw suppli scale suffici detail size format photograph show suffici detail system compon separ technic unit electron control inform perform suppli gener make trade manufactur type mean identif type mark vehicl locat mark categori vehicl address manufactur address es assembl plant gener construct characterist vehicl photograph draw repres vehicl number axl wheel number posit axl doubl wheel power axl number posit interconnect hand drive left mass dimens kg mm refer draw applic wheelbas fulli load track steer axl mass vehicl bodywork coupl devic case tow vehicl categori run order mass chassi cab manufactur fit bodywork coupl devic includ coolant oil fuel liquid water tool spare wheel driver buse coach mass crew member kg crew seat vehicl maximum minimum distribut mass axl case semi trailer centr axl trailer load coupl point maximum minimum minimum mass complet vehicl state manufactur case incomplet vehicl distribut mass axl case semi trailer centr axl trailer load coupl point technic permiss maximum laden mass state manufactur maximum minimum distribut mass axl case semi trailer centr axl trailer load coupl point maximum minimum technic permiss maximum load mass axl technic permiss maximum mass axl group technic permiss maximum towabl mass motor vehicl case full trailer semi trailer centr axl trailer maximum ratio coupl overhang wheelbas technic permiss maximum mass combin maximum mass unbrak trailer technic permiss maximum static vertic load mass vehicl coupl point motor vehicl power plant manufactur manufactur engin code mark engin mean identif intern combust engin work principl posit ignit compress ignit stroke stroke maximum permit engin speed prescrib manufactur min electr system rate voltag posit neg ground gener type nomin output va electr motor type wind excit maximum hourli output kw oper voltag batteri mass kg engin motor combin thereof particular part engin motor transmiss draw transmiss type mechan hydraul electr gear ratio gearintern gearbox ratio ratio engin gearbox output shaft revolut final drive ratio ratio gearbox output shaft driven wheel revolut total gear ratio maximum cvt minimum cvt revers continu variabl transmiss maximum vehicl speed km axl posit retract axl suspens draw suspens arrang type design suspens axl group axl wheel tyre wheel tyre wheel combin tyre size design minimum load capac index minimum speed categori symbol wheel rim size set axl axl axl axl axl upper lower limit roll radii axl axl axl axl tyre pressur recommend vehicl manufactur kpa descript temporari spare unit explan point brake particular includ mean identif applic type characterist brake defin annex point direct eec draw drum disc wheel brake connect brake wheel make type shoe pad assembl line effect brake area radiu drum shoe disc mass drum adjust devic relev part axl suspens oper diagram descript draw brake system defin annex point direct eec transmiss control construct adjust lever ratio access control posit ratchet control case mechan transmiss characterist main part linkag cylind control piston brake cylind equival compon case electr brake system servic brake system secondari brake system park brake system addit brake system control transmiss trailer brake system vehicl design tow trailer vehicl equip tow trailer electr pneumat hydraul servic brake anti lock brake system option vehicl anti lock brake system descript system oper includ electron part electr block diagram hydraul pneumat circuit plan calcul curv appendix point annex ii direct eec appendix annex xi applic descript draw energi suppli power assist brake system case compress air system work pressur pressur reservoir case vacuum brake system initi energi level reservoir calcul brake system determin ratio total brake forc circumfer wheel forc appli brake control descript brake system point annex ix appendix direct eec claim exempt type type ii type iii test state number report accord appendix annex vii direct eec date file gt end graphic gt point number footnot inform document correspond set annex direct eec point relev purpos direct omit annex xix inform document pursuant annex council direct eec relat ec type approv vehicl respect brake equip trailer inertia overrun brake direct eec amend direct ec gt start graphic gt inform applic suppli triplic includ list content draw suppli scale suffici detail size format photograph show suffici detail system compon separ technic unit electron control inform perform suppli gener make trade manufactur type mean identif type mark vehicl locat mark categori vehicl address manufactur address es assembl plant gener construct characterist vehicl photograph draw repres vehicl number axl wheel number posit axl doubl wheel mass dimens kg mm refer draw applic wheelbas fulli load track steer axl mass vehicl bodywork coupl devic case tow vehicl categori run order mass chassi cab manufactur fit bodywork andlor coupl devic includ coolant oil fuel liquid water tool spare wheel driver buse coach mass crew member kg crew seat vehicl maximum minimum distribut mass axl case semi trailer centr axl trailer load coupl point maximum minimum minimum mass complet vehicl state manufactur case incomplet vehicl distribut mass axl case semi trailer centr axl trailer load coupl point technic permiss maximum laden mass state manufactur maximum minimum distribut mass axl case semi trailer centr axl trailer load coupl point maximum minimum technic permiss maximum load mass axl technic permiss maximum load mass axl group technic permiss maximum static vertic load mass vehicl coupl point semi trailer centr axl trailer axl posit retract axl suspens draw suspens arrang type design suspens axl group axl wheel tyre wheel tyre wheel combin tyre size design minimum load capac index minimum speed categori symbol wheel rim size set axl axl axl axl axl upper lower limit roll radii axl axl axl axl tyre pressur recommend vehicl manufactur kpa brake particular includ mean identif applic type characterist brake defin annex point direct eec draw drum disc wheel brake connect brake wheel make type shoe pad assembl line effect brake area radiu drum shoe disc mass drum adjust devic relev part axl suspens oper diagram descript draw brake system defin annex point direct eec transmiss control construct adjust lever ratio access control posit ratchet control case mechan transmiss characterist main part linkag cylind control piston brake cylind equival compon case electr brake system explan point servic brake system park brake system addit brake system break brake system anti lock brake system option vehicl anti lock brake system descript system oper includ electron part electr block diagram hydraul pneumat circuit plan calcul curv appendix point annex ii direct eec appendix annex xi applic descript draw energi suppli power assist brake system case compress air brake system work pressur pressur reservoir case vacuum brake system initi energi level reservoir calcul brake system determin ratio total brake forc circumfer wheel forc appli brake control descript brake system point annex ix appendix direct eec claim exempt type type ii type iii test state number report accord appendix annex vii direct eec date file gt end graphic gt point number footnot inform document correspond set annex direct eec point relev purpos direct omit