What was found
SHORTLY AFTER TAKEOFF, THE CTR LOW PRESS FUEL LIGHT CAME ON. PERFORMED QRH PROCEDURES, BUT FUEL REMAINED TRAPPED IN THE CTR TANK. FLIGHT DIVERTED, NO EMER WAS DECLARED, FLIGHT LANDED WITHOUT INCIDENT & WAS NOT OVERWEIGHT. THE CTR TANK FUEL BOOST PUMP WAS MADE INOPERATIVE. THE DISCREPANCY WAS DEFERRED USING MEL PROCEDURES & THE ACFT WAS RELEASED FOR FURTHER FLIGHT.