As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOUND GROUND BLOCK GB21351-AC COMING APART AND CORRODED. PART IS LOCATED BY SEAT 22 AB. STA 1357 REF WIRING DIAGRAM. PSU'S OPEN FOR ACCESS. CLEANED & TREATED MINOR SURFACE CORROSION UNDER GROUND BLOCK. NEW GROUND BLOCK RIVETED IN PLACE. NEEDS WIRES HOOKED UP AND CLOSEUP. WIRES SECURED IN BURNDY GND MODULE, & CLOSED UP PSU'S, ACP OXYGEN MANUAL DEPLOY FOR LT OTBD PSU(S), ALL CHECKED OKAY.