What was found
LT WING CTR L/E UPPER SKIN SURFACE HAS ELONGATED HOLES BETWEEN STA XFS 410.250 AND XOLDI 6.225 (MAJOR REPAIR). PERFORMED MAJOR REPAIR IAW SRM 57-2-1 FIG 38. FABRICATED DOUBLER (7075-T6 AL0.063) IAW SRM 57-2-1 FIG 38. CLEANED, TREATED AND PRIMED DOUBLER INNER PART IAW SRM 51-1-8B. PERFORMED NEW HOLES (COUNTERSINK) ON DOUBLER WITH PROPER MEASURE IAW SRM 51-1-22 PG 1. INSTALLED DOUBLER ON CTR L/E UPPER SKIN WITH NEW FASTENERS IAW SRM 57-2-1 FIG 38 AND SRM 51-1-21 PG 1.