What was found
DURING ROUTINE C CHECK INSPECTION, FOUND RIGHT WING INBOARD AILERON LEADING EDGE SKIN CRACKED AT STATION XD525.000. REMOVED DAMAGED SKIN. FABRICATED NEW SKIN. CLEANED, TREATED AND PRIMED AREA AND NEW SKIN INTERNAL SURFACE. APPLIED SEALANT TO FAYING SURFACES. INSTALLED NEW SKIN IAW DC-8 SRM 57-8-1 FIG 1 PAGE 2, DC-8 SRM 57-1-0 PAGE 1, DC-8 SRM 57-8-1 FIG 1 PAGE 2 ITEM “R”, DC-8 SRM 51-1-8B, DC-8 SRM 51-1-11 AND, DC-8 SRM 51-1-21.