As the power lever is advanced, for afterburner operation, fuel is delivered sequentially to {HEAD ~ the afterburner} through {TAIL ~ different zones} until it reaches the last zone 
through
As the power lever is advanced , for afterburner operation , fuel is delivered sequentially to { HEAD ~ the afterburner } through { TAIL ~ different zones } until it reaches the last zone
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH