What was found
DURING HEAVY MAINTENACE, SCRATCH EXTERNAL SKIN BTW FR 52 -FR 53 & BTW STR 29L-STR30L LOWER FUSELAGE; REF AEROMAN N/5 2022-123562, PERFORMED PERMANENT REPAIR IAW A321 SRM 53-00-11-300-029 FIGURE 1 SHEET 001, MAJOR REPAIR, SRI ACCOMPLISHED PER FUR A321-53-00320.