As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) AFTER CHANGING FLUX VALVE AND AHIRS COMPUTER THAT FIXED INITIAL WRITEUP FOR HEADING FLAG, RUNNING AC AND NR 1 AUX FUEL PUMP BREAKER POPPING. FOUND BAD WIRE BUNDLE. CURRENTLY T/S TO ISOLATE FUEL PUMP WIRING. BUNDLE FOUND UNDER FLOORBOARD JUST BEFORE STEP LEADING INTO COCKPIT. MFG IS INVESTIGATING THIS EVENT TO DETERMINE ROOT CAUSE.