What was found
MCN - MAJOR REPAIR - DURING C-18 CHECK A 1/16" CRACK WAS FOUND ON EXTERNAL FUSELAGE SKIN EXTENDING FROM FASTENER HOLE AT BS 303, STR 17 R/H, WL 210. MAINTENANCE CUTOUT DAMAGED SKIN AND BONDED DOUBLER AND PERFORMED A HFEC INSPECTION TO VERIFY NO CRACKS EXIST. FABRICATED 3 EACH REPAIR DOUBLERS, A STRAP, A FILLER, AND TAPERED FILLER, AND INSTALLED REPAIR PARTS IAW AWA E.R. 15-5300-02236-ES2.