What was found
RT WING EXTENDED L/E I/B VANE HOLES ELONGATED AT STA XS.247 (MAJOR REPAIR). PERFORMED MAJOR REPAIR IAW EODHL-0306029, ED-3468. REMOVED FASTENERS, TRIMMED OUT THE ELONGATED HOLES SKIN AREA, PERFORMED NDT INSPECTION IAW DC8 NDT SPM PART 6-10-01-001. CLEANED, TREATED AND PRIMED AREA IAW SRM 51-1-8B. FABRICATED A REPAIR EXTERNAL DOUBLER (7075-T6 AL0.071), AN INTERNAL DOUBLER AND A FILLER. CLEANED, TREATED AND PRIMED THE REPAIR EXTERNAL DOUBLER INTERIOR SURFACE FILLER AND INTERNAL DOUBLER. APPLIED PRC SEALANT ON FAYING SURFACE. INSTALLED EXTERNAL DOUBLER, INTERNAL DOUBLER AND FILLER ON RT WING EXTENDED L/E I/B VANE AT STA 247 USING NEW FASTENERS.