What was found
DURING C-CHECK AT FLIGHTSTAR AIRCRAFT SERVICES IN JACKSONVILLE, FLORIDA DISCREPANCY AS FOLLOWS, N/R 60776 C-2 DOOR CUT OUT AFT FRAME STA 990, INNER CHORD LOWER SURFACE HAS HEAVY CORROSION BETWEEN STR 25R-26R. CORROSION ON AFT FRAME ON C2 DOOR CUT OUT FOUND OUT OF LIMITS IAW B-727 SRM 53-10-1 FIG 1. CUT OUT DAMAGED AREA 2.5 X 1 INCH AND FABRICATED ONE FILLER SAME DIMENSIONS AND ONE DOUBLER IAW B-727 SRM 53-10-2 FIG 6 AND 51-40-3. ALODINED AND PRIMED PARTS IAW B-727 SRM 51-10-2. INSTALLED REPAIR AT C-2 DOOR CUTOUT AFT FRAME UPPER DOOR IAW B-727 SRM 51-40-3.