What was found
DURING ROUTINE C-CHECK INSPECTION, FOUND LEFT WING LEADING EDGE UPPER SKIN CORRODED, AT STATION XF 566.250. REMOVED FASTENERS IAW DC-8 SRM 51-1-21. REMOVED CORROSION IAW DC-8 SRM 51-1-8 PAGES 17-18. FOUND OUT OF LIMITS IAW DC-8 SRM 57-2-1 FIG 2G. TRIMMED OUT DAMAGED AREA AND FABRICATED REPAIR DOUBLER (AL 7075 T6 0.063”) AND FILLER (AL 7075 T6 0.050”) IAW DC-8 SRM 57-2-1 FIG 38, DC-8 SRM 57-3-3 FIG 6 SHEET 1 ITEM A. CLEANED, TREATED AND PRIMED AREA, FILLER, AND REPAIR DOUBLER. PRIMED INTERNAL SURFACES IAW DC-8 SRM 51-1-8B. APPLIED SEALANT TO FAYING SURFACES IAW DC-8 SRM 51-1-11. INSTALLED REPAIR PARTS IAW DC-8 SRM 57-2-1 FIG 38 DC-8 SRM 51-1-21, DC-8 SRM 51-1-20D, DC-8 SRM 51-3-1.