As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) GROUND CABLE FOR GPU PLUG ARCED OUT AT ANCHOR NUT BURNING FRAME UNDER ANCHOR NUT AND CAUSED RIVETS TO COME LOOSE. GPU PLUG FAILED INTERMITTENTLY CAUSING FURTHER INVESTIGATION TO FIND CAUSE. REPAIRED 2013/01/10 ADDITIONAL INFORMATION CAN BE FOUND IN RDIMS NR 8112945.