What was found
DURING PREFLIGHT OUR FUEL QTY INDICATION WAS 38.1. 10 MINUTES LATER GETTING READY TO PUSHBACK FUEL INDICATION 37.6 (MINIMUM). APU HAD BEEN RUNNING ONLY 10 MINUTES, LT WING TANK 8.55, CENTER 20.88, RT WING TANK 8.16. PERFORMED OPS TEST OF FQIS SYS, REF AMM 28-41-00-710, NO DEFECTS NOTED. COMPARED TOTAL FUEL QUANITY WITH FUEL DRIP STICKS, FOUND TO BE WITHIN LIMITS. NO HISTORY PAST 60 DAYS AND GROUND VERIFICATION CHECKS OK. INSPECTED ACFT, NO FUEL LEAKS NOTED AT THIS TIME. ACFT OK FOR SERVICE.