As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: PILOT REPORTS INCORRECT FUEL FEED FROM LEFT CTR BOOST PUMP DURING TAKEOFF AND CLIMB BEFORE TAKEOFF, WINGS WHERE EACH FULL LEFT 8.65 CYR 17.1 RT 8.65 SHORTLY AFTER TAKEOFF DURING CLIMB LEFT 8.00 CTR 15 RT 8.65 FUEL FLOWS WERE MATCHED. DID NOT SUSPECT A FUEL LEAK SUSPECT A WEAK LEFT CTR BOOST PUMP THAT COULD NOT OVERPOWER WING PUMPS DURING HIGH DEMAND OF TAKEOFF POWER. FUEL USE NORMAL REST OF FLT. MAINTENANCE REPLACED CENTER TANK LEFT BOOST PUMP IAW AMM 28-22-41.