What was found
DURING C-04 CHECK, EXFOLIATION CORROSION WAS FOUND ON SKIN IN FORWARD CARGO COMPARTMENT BETWEEN STR 39 LT AND STR 42 LT, FS 33 AND FS 34. MAINTENANCE CUTOUT DAMAGE IN SKIN BETWEEN STR 39 LT AND STR 42 LT, FS 33 AND FS 34; FABRICATED A DOUBLER; INSTALLED REPAIR PART IAW A320 SRM 53-00-11, FIG 220.