As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LAV SERVICE DOOR HAS CORROSION AT THE GROUNDING FASTENER / CORROSION ON LAV SERVICE DOOR FOUND OUT OF LIMITS OUT OF LIMITS DUE TO 100% MATERIAL LOSS AT GROUND PER SRM 52-40-01-1A-1. REMOVED AND INSTALLED NEW LAV SERVICE DOOR PO#724379 PER AMM 52-49-07-000-801 AND AMM 52-49-07-400-801. 57546U 31JAN19