What was found
WHILE AIRCRAFT WAS IN FOR HEAVY CHECK, MAINTENANCE REPORTED LEVEL 2 CORROSION ON THE LAV FLOOR MOUNT AT FR-16, LBL-45. MAINTENANCE REMOVED AND REPLACED THE LAV FLOOR MOUNT AT FR-16, LBL-45 IAW SRM 51-41-02, 51-43-03 & 51-40-03. AIRCRAFT IS CURRENTLY STILL OUT OF SERVICE FOR HEAVY CHECK COMPLETION.