What was found
DURING HEAVY MAINTENANCE, FOUND FRAME 16 AND LAV MOUNT FITTING HAS CORROSION, LBL 48". REMOVED CORROSION ON MOUNT FITTING, IAW SRM 51-12-01. DAMAGE AT 1" FWD FRAME 16, LBL 48.0, 1.25 X 1.0 X .020 REQ. REPLACED PART. LOCATED AND DRILLED NEW FRAME 16 AFT LAV MOUNT FITTING, REF SRM 51-40-02 INSTALLED NEW MOUNT FITTING AND TOPCOATED IAW SRM 51-43-03; 51-23-06 .