What was found
AIRCRAFT WAS GROUNDED: FLIGHT CREW REPORTED THAT HAD AN INTERMITTENT CONDITION RESULTING IN ALL 5K LBS OF CENTER TANK FUEL POTENTIALLY BEING TRAPPED FUEL - THE FLIGHT CREW CONFIRMED ALL MEL 28-05H PROCEDURES HAD BEEN COMPLIED WITH BUT ON CLIMB OUT HAD AN ECAM ALERT FOR RIGHT (REPEAT RIGHT) XFER FAULT, IN ADDITION TO ALREADY MEL'D LEFT XFER FAULT. FUEL ECAM PAGE INDICATED TWO AMBER XX'S OVER RIGHT XFER VALVE, AND AN AMBER BOX WITH AN AMBER DASH IN LEFT XFER VALVE BOX. THIS CONDITION LEFT US WITH APPROXIMATELY 5K LBS OF TRAPPED FUEL CYCLED CTR TK R XFER PUSH BUTTON, AMONG OTHER STEPS, AND WERE EVENTUALLY ABLE TO GET THE RIGHT CTR TK XFER VALVE TO OPEN. LEFT THE FUEL SYSTEM IN THAT CONFIGURATION UNTIL ALL CTR TANK FUEL WAS TRANSFERRED INTO RIGHT TANK - MAINTENANCE REPLACED RIGHT FUEL CONTROL VALVE ACTUATOR 12QL PER AMM 28-26-51 AND ACCOMPLISHED A SATISFACTORY OPERATIONAL WITH NO ISSUES NOTED