An aircraft fuel scavenge system incorporates a scavenge pump receiving {HEAD ~ fuel} from {TAIL ~ a center tank} and depositing the fuel in a wing tank 
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An aircraft fuel scavenge system incorporates a scavenge pump receiving { HEAD ~ fuel } from { TAIL ~ a center tank } and depositing the fuel in a wing tank
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH