What was found
DURING C-04 CHECK, CORROSION WAS FOUND ON UPPER SURFACE OF AFT CARGO COMPARTMENT FLOOR PANEL 151DF. MAINTENANCE REMOVED CORRODED AFT CARGO FLOOR PANEL 151DF, FS 50 TO FS 53, Y1292 LT TO Y1292 RT; FABRICATED A NEW REPLACEMENT FLOOR PANEL PER IAW A320 SRM 53-02-00, FIG 209.