As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING HEAVY MAINTENANCE: INSIDE CABIN FWD WET AREA CPCP RELATED TASK- LEFT SIDE BEAM Y503.2 CORROSION FRAME 16 STR 23L; REF HAECO WO 440613 NR 44278. REMOVED SURFACE CORROSION ON FWD WET AREA L/T SIDE Y.503.2 AT STR 23L FR 16 MAT LOSS .022 MATERIAL ALLOWABLE .055 MATERIAL IS WITH IN LIMITS IAW A321 SRM 53-11-14-283-007. EM#3669180 QC LC-09."