commiss direct march adapt technic progress council direct eec approxim law member state relat engin power motor vehicl eec eec commiss european commun regard treati establish european econom commun regard council direct eec decemb approxim law member state relat engin power motor vehicl articl thereof view experi gain state art render precis test procedur laid direct eec align latest develop made unit nation econom commiss europ intern organ standard iso provis direct accord opinion committe adapt technic progress direct motor vehicl adopt direct articl annex ii direct eec amend accord annex direct articl april member state ground relat engin power refus respect type vehicl grant eec type approv issu copi certif provid indent articl council direct eec grant nation type approv prohibit entri servic vehicl engin power type vehicl vehicl determin accord direct eec amend direct octob member state longer issu copi certif provid indent articl direct eec respect type vehicl engin power determin accord direct eec amend direct refus grant nation type approv type vehicl engin power determin accord direct eec amend direct octob member state prohibit entri servic vehicl engin power determin accord direct eec amend direct articl april member state bring forc provis order compli direct forthwith inform commiss thereof articl direct address member state brussel march commiss cockfield vice presid oj oj annex annex direct eec replac torqu measur system calibr friction loss account accuraci lower half measur rang dynamomet bench measur torqu annex determin engin power eec type approv applic eec type approv applic eec type approv vehicl type respect engin power submit vehicl manufactur author repres accompani copi document mention inform sheet duli complet inform requir appendix technic servic respons type approv test carri test vehicl repres vehicl type approv provid document applic mean accept compet author prepar document model contain annex ii order draw document compet author member state conduct eec type approv test report prepar approv recogn laboratori pursuant provis direct scope method appli intern combust engin propuls categori vehicl defin annex direct eec belong type intern combust piston engin posit ignit compress ignit exclud free piston engin rotari piston engin method appli natur aspir supercharg engin definit purpos direct net power mean power obtain test bed end crankshaft equival engin speed auxiliari list tabl power measur carri mount gearbox effici gearbox account maximum net power mean maximum net power measur full engin load standard product equip mean equip provid manufactur applic accuraci measur full load power torqu measur torqu engin speed measur accur engin speed measur prefer automat synchron revolut counter chronomet counter timer fuel consumpt measur consumpt fuel temperatur engin inlet air temperatur barometr pressur pa pressur inlet manifold pa note tabl pressur vehicl exhaust pipe pa note tabl test measur net engin power auxiliari auxiliari equip fit test auxiliari equip engin oper intend applic list tabl instal test bench posit intend applic auxiliari equip remov vehicl accessori oper vehicl mount engin remov test exhaust list sampl air compressor brake power steer compressor suspens compressor air condit system accessori remov power absorb unload condit determin ad measur engin power tabl auxiliari equip includ test determin net power engin auxiliari equip fit net power test intak system intak manifold air filter intak silenc crankcas emiss control system speed limit devic standard product equip induct heat devic intak manifold standard product equip set favour posit exhaust system exhaust purifi exhaust manifold connect pipe silenc tail pipe exhaust brake supercharg devic standard product equip fuel suppli pump standard product equip carburettor electron control system air flow meter fit standard product equip pressur reduc evapor mixer equip ga engin fuel inject equip petrol diesel prefilt filter pump high pressur pipe injector air intak valv fit electron control system air flow meter fit governor control system automat full load stop control rack depend atmospher condit standard product equip liquid cool equip engin bonnet bonnet air outlet radiat fan fan cowl water pump thermostat standard product equip air cool cowl blower temperatur regul devic standard product equip electr equip standard product equip supercharg equip fit compressor driven directli engin exhaust gase charg air cooler coolant pump fan engin driven coolant flow control devic fit standard product equip auxiliari test bench fan anti pollut devic standard product equip complet intak system fit provid intend applic risk appreci effect engin power case stroke posit ignit engin manufactur request case equival system check made ascertain intak pressur differ pa limit manufactur clean air filter complet exhaust system fit provid intend applic risk appreci effect engin power case stroke posit ignit engin manufactur request case equival system instal provid pressur measur exit engin exhaust system differ pa manufactur exit engin exhaust system defin point mm downstream termin part exhaust system mount engin exhaust brake incorpor engin throttl valv fix fulli open posit fuel feed pressur adjust reproduc pressur exist engin applic quot fuel return quot system air intak valv control valv pneumat governor inject pump governor fuel inject equip devic affect amount inject fuel radiat fan fan cowl water pump thermostat locat test bench rel posit vehicl cool liquid circul oper engin water pump cool liquid produc engin radiat extern circuit provid pressur loss circuit pressur pump inlet remain substanti engin cool system radiat shutter incorpor open posit fan radiat cowl system conveni fit engin power absorb fan separ moutn correct posit relat radiat cowl determin speed engin speed measur engin power calcul standard characterist practic test power correct standard atmospher condit defin deduct correct power disconnect progress fan blower incorpor test made disconnect fan blower disconnect progress fan blower run maximum slip thermostat fix fulli open posit minimum power gener power gener limit oper accessori indispens oper engin connect batteri fulli charg batteri good order charg air cool engin test charg air cool liquid air cool manufactur prefer test bench system replac air cool cooler case measur power speed made pressur drop temperatur drop engin air charg air cooler test bench system manufactur system complet vehicl includ exhaust ga recircul egr system catalyt convert thermal reactor secondari air suppli system fuel evapor protect system oj oj european coordin council develop perform test lubric engin fuel oj test carri air condit test room atmospher condit control case engin fit automat air temperatur control devic full load heat air ad test carri devic fulli close devic oper test made devic oper expon temperatur term correct factor temperatur correct compress ignit engin start auxiliari auxiliari equip start compress ignit engin case consid electr start gener fit suppli auxiliari equip indispens oper engin start electr electr oper accessori indispens oper engin gener fit suppli accessori remov case system produc accumul energi start fit oper unload condit set condit set condit test determin net power tabl tabl set condit set carburettor set inject pump deliveri system ignit inject time time curv set accord manufactur product specif alter applic governor set anti pollut devic test condit net power test consist run full throttl posit ignit engin fix full load fuel inject pump set compress ignit engin engin equip tabl perform data obtain stabil oper condit adequ fresh air suppli engin engin run accord manufactur recommend combust chamber deposit limit quantiti test condit inlet air temperatur select refer condit order minim magnitud correct factor temperatur inlet air engin ambient air measur upstream point entri air cleaner air cleaner air inlet horn thermomet thermocoupl shield radiant heat directli air stream shield fuel sprai back suffici number locat give repres averag inlet temperatur data torqu speed temperatur maintain substanti constant minut engin speed run read deviat select speed min whichev greater observ brake load fuel consumpt inlet air temperatur data simultan averag stabil consecut valu vari brake load fuel consumpt temperatur coolant outlet engin upper thermostat control temperatur manufactur temperatur manufactur temperatur air cool engin temperatur point manufactur maximum manufactur refer condit fuel temperatur measur inlet carburettor fuel inject system maintain limit establish engin manufactur temperatur lubric oil measur oil sump outlet oil cooler fit maintain limit establish engin manufactur auxiliari regul system maintain temperatur limit fuel fuel market supplementari smoke suppress addit case disput refer fuel posit ignit engin defin annex vi paragraph compress ignit engin defin annex vi paragraph council direct eec march approxim law member state relat measur air pollut gase motor vehicl amend direct eec altern refer fuel refer fuel defin cec cec rf posit ignit engin oper unlead fuel cec rf compress ignit engin discret manufactur test procedur measur suffici number engin speed defin correctli power curv complet lowest highest engin speed recommend manufactur rang speed includ speed revolut engin produc maximum power speed averag stabil measur determin measur smoke index case compress ignit engin exhaust gase examin test complianc condit set annex vi council direct eec data record data record appendix power correct factor definit power correct factor coeffici determin engin power atmospher refer condit po po correct power power refer atmospher condit correct factor aa ad measur power test power refer atmospher condit temperatur dry pressur pso kpa note dry pressur base total pressur kpa water vapour pressur kpa test atmospher condit atmospher condit test temperatur posit ignit engin compress ignit engin pressur ps kpa ps kpa determin correct factor aa ad natur aspir supercharg posit ignit engin factor aa aa ps absolut temperatur kelvin air drawn engin ps total dry atmospher pressur kilopasc kpa total barometr pressur minu water vapour pressur condit compli laboratori test valid correct factor aa aa limit exceed correct obtain test condit temperatur pressur precis state test report compress ignit engin factor ad power correct factor ad compress ignit engin constant fuel rate obtain appli formula ad fa fm fa atmospher factor fm characterist paramet type engin adjust atmospher factor fa factor effect environment condit pressur temperatur humid air drawn engin atmospher factor formula differ type engin natur aspir mechan supercharg engin fa ps turbocharg engin cool inlet air fa ps engin factor fm fm function qc fuel flow correct fm qc qc fuel flow milligramm cycl litr total swept volum mg litr cycl pressur ratio compressor outlet compressor inlet natur aspir engin formula valid interv qc includ mg litr cycl mg litr cycl qc valu lower mg litr cycl constant fm equal fm qc valu higher mg litr cycl constant fm equal fm figur condit compli laboratori test valid correct factor ad ad limit exceed correct obtain test condit temperatur pressur precis state test report test report test report result calcul requir find net power list annex ii characterist engin list appendix appendix annex modif engin type modif engin regard characterist list appendix appendix annex report compet author author modif made substanti effect power engin request futher determin engin power carri test deem toler measur net power net power engin measur technic servic differ net power manufactur toler engin speed net power engin product conform test differ net power type approv test appendix direct eec amend head diesel engin replac compress ignit engin item min replac min item bar replac kpa appendix direct eec amend item bar replac kpa annex ii direct eec amend item mbar replac kpa item min replac min item diesel replac compress ignit