As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ETOPS SIGNIFICANT SYSTEM - AFTER REFUELING COMPLETE, FAULT FUEL TANK XFR FAULT CAME UP. // PERFORMED FUEL VALVES BITE TEST AND FOUND OUTER TANK INLET VALVE 1 ACTUATOR NOT OPENING. GROUND SCANNING INDICATED ACTUATOR 500QU1 FAULTING. REMOVED AND REPLACED ACTUATOR PER AMM 28-25-57. OPS CHECK GOOD. OKAY FOR SERVICE.