As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
APU GENERATOR FEEDER CABLE SHORTED ABOVE WATER TANK @STA 16 00. ARCHING AND SOME HEAT DAMAGE TO AREA. CA RPLD FEEDER CABLE AND PERFORMED C/W EO 1-74974-3 REV B / FEEDER CABLE MODIFICATION. REPAIRED DAMAGED FEEDER CABLE STANDOFF BRACKET AT STA. 1582 PER SRM 51-70