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 SILL BTW FR 66 TO FR 68 AT LEVEL STR 23L AT AFT GALLEY AREA P2 (CPCP FINDING); PERFORMED REPAIR LOC. LOWER SILL BTW P#2 FR 67 PLUS 19 INCHES AT LEVEL STR 23L AT AFT GALLEY AREA IAW A321 SRM 53-41-14-300-001, FIGURE 001, (SHEET 1 AND SHEET 3) THIS REPAIR IS CATEGORY A AND REPETITIVE INSPECTION IS NOT REPETITIVE INSPECTION IS NOT REQUIRED. COMPLETED MX-220 FORM.