What was found
AIRCRAFT WAS GROUNDED: LEFT CENTER BOOST PUMP LOW PRESSURE ILLUMINATED WHEN TURNED ON. UNABLE TO USE CENTER TANK FUEL. REMOVED AND REPLACED RIGHT CENTER FUEL TANK RELAY (UFI) UNIVERSAL FAULT INTERRUPTER M09902 (AALA202402268622), AND CENTER LEFT FUEL TANK RELAY (UFI) UNIVERSAL FAULT INTERRUPTER M09901 (AALA202402276890), PER AMM 28-22-99. AND POWER SWITCHING RELAY K9904 (AALA202402275244), PER AMM 28-22-99. CHECK NORMAL ON BOTH CENTER PUMPS.