What was found
ON GROUND MAIN TANKS WERE FULL. 1.4 IN CTR TANK. ON TAKEOFF AT 5000', CTR TANK FUEL WENT TO ZERO WITH CTR PUMPS OFF & NORMAL FUEL CONFIGURATION, AT 10,000 FT THROUGH 25,000 FT, THE LEFT FUEL QTY DECRE PERFORMED 757 FIM TASK 28-21 FAULT TREE 815, NO DEFECTS NOTED. SYSTEM IS OK, ALSO PERFORMED 757 FIM ASK 28-41 FAULT TREE 843- FUEL QTY PROCESSOR BITE. NO PREVIOUS FLIGHT FAULTS, NO PRESENT FAULTS. PERFORMED FUEL QTY INDICATOR TEST IAW 757 AMM 28-41-04-404-007. ALL TESTS PASS, FUEL SYSTEM OPERATES NORMAL AT THIS TIME. NO 365 DAY HISTORY OF FUEL IMBLANACE. OK TO CONTINUE