As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PUMP WAS INSTALLED IN THE LOWER AUXILIARY FUEL TANK. IT WAS REMOVED AS PART OF EO 2815-01008 WHICH DEACTIVATES THE LOWER AUXILIARY FUEL TANK. PUMP FAILED THE STANDARD MEGGAR BENCH TEST. THE PUMP WAS DASSEMBLED AND FOUND TO HAVE CHAFING ON THE WIRING HARNESS.