What was found
DURING C-04 CHECK A 1 INCH CRACK WAS FOUND ON AFT CARGO COMPARTMENT LT PROFILE AT FR 57. MAINTENANCE REMOVED DAMAGED LT PROFILE BETWEEN FR 56 AND FR 57; INSTALLED NEW REPLACEMENT PROFILE IAW A320 SRM 51-42-11, PG. 21-22, FIG. 8, PG. 8-10, FIG. 2, AND PG. 12, FIG. 3.