What was found
DURING HEAVY MAINTENANCE: CORROSION LOWER SILL BTW FR 66 TO FR 68 AND AT LEVEL STR 23L AFT GALLE Y AREA (CPCP RELATED REFER TO THE MPD TASK 534195-01); REF AEROMAN NR 2024-168758 WO 2024 45/1REMOVED AND REPLACED LOWER SILL BTW FR66 TO FR68 AND AT LEVEL STR 23L AFT GALLEY AREA IAW A320 SRM 51-72-11, DWG D53480505 AND D53474250. THIS PART IS CONSIDERED PSE IAW 51-11-12. THIS REPAIR IS CATEGORY A NO REQUIRED FURTHER INSPECTION TOOL USED P/N 500-197-30 S/N A23218442 DUE DATE FEB/18/2025.