As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED: NO.1 RIGHT MAIN TANK FUEL PUMP WILL NOT TURN ON. CIRCUIT BREAKER TRIPPED WHEN PUMP WAS TURNED ON. REPLACED CIRCUIT BREAKERS FOR FUEL PUMPS 1R CONTROL AND INDICATION (4QA) 121VU PER ESPM 20-46-10 AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK.