What was found
LEFT WING TANK, FUEL FEED DRAINING FASTER THAN RT TANK, FUEL FEED CAUSING IMBALANCE. CHECKED OPERATION OF DEFUEL VLVS LT & RT IAW 28-26-11, REFUEL VLVS LT & RT 28-21-12 & CROSSFEED VLVS 28-22-00. TASK 28-22-00-715-128, FIM 28-21 FT117 & FIM 28-41FT854. ALL SYSTEMS CHECKED GOOD. NO DEFECTS NOTED. OK FOR SERVICE.