What was found
AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO LAX DUE TO THE FLIGHT CREW REPORTING AN ECAM MESSAGE FOR THE RIGHT CENTER FUEL TANK FUEL TRANSFER PUMP BEING INOPERATIVE ON TAKEOFF - THE FLIGHT CREW RAN ECAM AND IMPENDING FUEL IMBALANCE DEVELOPED - THE FLIGHT CREW TRIED RESETTING PUMPS TO ORIGINAL POSITION WITH MAINTENANCE RECOMMENDATION AND FUEL PUMP STILL INOPERATIVE - THE AIRCRAFT LANDED SAFELY AT LAX WITHOUT FURTHER INCIDENT - MAINTENANCE TROUBLESHOT SYSTEM AS PER TSM TASK 28-26-00-810-805-A AND FOUND THE CENTER TANK TRANSFER VALVE ACTUATOR 12QL INSTALLED INCORRECTLY - MAINTENANCE REPORTED THAT THE ACTUATOR WAS NOT IN THE CORRECT CONFIGURATION TO THE VALVE - MAINTENANCE REINSTALLED ACTUATOR IN THE CORRECT CONFIGURATION TO THE VALVE AS PER MM 28-26-51 *AALA202608313495* - MAINTENANCE ALSO REPLACED THE FQIC AS PER MM 28-42-34 *AALA202608315612* AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK WITH NO ISSUES NOTED