As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING HEAVY MAINTENANCE: CORROSION LOWER SIL LOC. BTW FR 66- FR68 AT STR 23R AT AFT GALLEY AREA. (CPCP MPD 534195-01); PERFORMED PERMANENT REPAIR ON LOWER SIL BTW FR 37 PLUS 12.5 INCHES THRU FR 68 AT LEVEL OF STR 23R SIDE. IAW A320 SRM 53-41-14-300-001 PAR 2A ITEM 18 TO ITEM 22 FIG 001 SH4 REPAIR PRINCIPLE 7. REF AEM WO 2023-204/1, NR # 331335. (CONSIDERED AS A MAJOR REPAIR)