What was found
DURING C-04 CHECK CORROSION WAS FOUND ON AFT CARGO COMPARTMENT RT TRANSITION PROFILE BETWEEN FR 56-58. MAINTENANCE REMOVED RT TRANSITION PROFILE BETWEEN FR 56-58; FABRICATED A NEW REPLACEMENT PROFILE; INSTALLED REPAIR PART IAW A320 SRM 51-42-11, PG. 8-12, FIG. 2 &3.