What was found
DURING ROUTINE C CHECK INSP, FOUND LT OTBD FLAP UPPER SKIN WORN AT STA XF 169.000 - 213.000. REMOVED DAMAGED SKIN. FABRICATED NEW SKIN. CLEANED, TREATED, PRIMED AREA AND REPAIR PARTS. INSTALLED REPAIRED PARTS IAW SRM CHAP 57-7-1, FIG 4 ITEM "C", DPS 4.710 REV "L", SRM 51-1-21, SRM 57-1-0 PAGE 1, SRM 51-1-4, DPS 3.69-5 REV "U", SRM 51-1-8B.