As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FRA/ANC - FLT 101 - DURING CLIMB, CREW WAS UNABLE TO CLOSE GENERATOR NR 3 FIELD BREAKER, GENERATOR BREAKER NR 3 AC BUS TIE BREAKER AFTER OPENING OF BREAKERS IN-FLIGHT, ACFT DUMPED FUEL AND AIR-RETURNED TO FRA. ON GROUND IN FRA, MAINTENANCE REPLACED GENERATOR CONTROL UNIT IAW MM 24-20-00, PAGE 401. OPS CHECKED NORMAL. ACFT RELEASED INTO SERVICE.