What was found
INNER FUEL TANK WAS EMPTY & GREEN SCHEMATIC FOR RT INNER PUMP DID NOT TURN ORANGE & CENTER LT PUMP WOULD NOT PICK UP, IMBALANCE BETWEEN LT OUTER & RT OUTER DEVELOPED TO 1,900 LBS IN DESCENT. TRIED IN-LINE FUEL, BUT LT OUTER TANK KEPT BURNING FUEL GREATER THAN RT OUTER TANK. FINAL FUEL LT OUTER 4.74 & RT OUTER 6.6. PHASE 1 INSP FROM 1 A. - 1 D COMPLETED, TO STEP 2A, NO DEFECT'S NOTED, IAW AMM 05-51-46-00. LATERAL IMBALANCE WAS WITHIN TOLERANCE & NO INSP REQUIRED. DURING TRANSFER OF FUEL IN AUTO, TO CHECK LEVEL SENSORS RT INNER & CENTER TANK SHUT OFF ON SCHEDULE LT INNER WOULD NOT SHUT OFF. WITH TANKS EMPTY. LOW LEVEL SENSOR IN LT & RT INNERS & BOTH CENTER TANKS CHECKED DRY & CENTER CAL SENSOR CHECKED DRY. CLEANED, & INSPECTED LT INNER TANK CONNECTOR 561VC, & CENTER TANK CONNECTORS 2022VC & 1076VC. ADDED FUEL TO INNERS & CENTER TANK. TRANSFERRED FUEL TO OUTERS IN AUTO ALL TANKS SWITCHED ON SCHEDULE, SYSTEM OPS CHECKS GOOD. CHECKED AFFC NO CURRENT OR HISTORY FAULTS SHOWN.