What was found
(CAN) ON TURNAROUND, WHEN FLT CREW SELECTED APU GENERATOR ON LINE, SEVERAL C/B,S TRIPPED. GENERATOR VOLTAGE LOW UNDER LOAD,BUT DID NOT TRIP OFF BUS. FOUND BTB TERMINAL CONNECTOR BOLT BURNED & LOOSE. BTB REPLACED. CHECKED SERVICEABLE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN) ON TURNAROUND, WHEN FLT CREW SELECTED APU GENERATOR ON LINE, SEVERAL C/B,S TRIPPED. GENERATOR VOLTAGE LOW UNDER LOAD,BUT DID NOT TRIP OFF BUS. FOUND BTB TERMINAL CONNECTOR BOLT BURNED & LOOSE. BTB REPLACED. CHECKED SERVICEABLE.