What was found
DURING HEAVY MAINTENANCE, CORROSION LOWER SILL LOC. FR68 AT LEVEL STR 23R AT GALLEY AREA (CPCP RELATED 534195-01); (RESOLVED ON W/O: 1114106 TASKCARD: NR-00009 ) PERFORMED PERMANT REPAIR ON LOWER SILL LOCATED AT LEVEL FR68 AND STR23R AFT GALLEY AREA IAW A321 SRM 53-41-14-300-001 FIGURE 001 SHEET 1,2,3,8 AND 10, REPAIR PRINCIPLE 5, THIS REPAIR IS CATEGORY A. CLASSIFIED AS MAJOR REPAIR.