What was found
DURING C-4 CHECK INSPECTION, FOUND RIGHT UPPER WING INBOARD LEADING EDGE HAS LIGHT CORROSION AND BARE METAL AROUND LEADING EDGE SCREWS. REPAIRED IAW AIA EA SKETCH NR 2389 EA 96-326 AND AIA 8110-3 DATED 11-15-96. CORROSION CARD NR 124R-0551, 123R-0551, 121R-0552, NON-ROUTINE TASK CARD NR 87391.