The fuel system 1, wherein the throttle valve comprises a spring urging the throttle valve to {HEAD ~ a closed position} preventing {TAIL ~ fuel} from flowing to the nozzle outlet passage 
preventing
The fuel system 1 , wherein the throttle valve comprises a spring urging the throttle valve to { HEAD ~ a closed position } preventing { TAIL ~ fuel } from flowing to the nozzle outlet passage
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH