What was found
AFT LAV VENT HAS CORROSION AROUND VENT, REMOVED EXISTING FASTENERS IN REPAIR AREA REMOVED CONNECTION PLATE AND CUTOUT DAMAGE SKIN AREA AND DEBURR THE EDGES, STEP 2A 1 THRU 6. NDT OPEN HOLE ROTARY INSP PER A320 NDTM 51-10-01 PBG PROCEDURE AND SURFACE SCAN FOR CRACKS CONTAINMENT PER A320 NTM 51-10-08 PBG PROCEDURE B NO CRACKS NOTED QC 1988.COMPLETED STEPS 7 THRU 16 OF A320 SRM 53-41-11-300-004 THIS IS PERMANENT REPAIR