What was found
LT WING L/E UPPER SKIN CORRODED AT STA XFS 710.000 (MAJOR REPAIR). PERFORMED MAJOR REPAIR IAW EODHL 030103, ED-3213. REMOVED FASTENERS IAW SRM 51-1-21 PG 1. REMOVED CORROSION ON LT WING L/E UPPER SKIN IAW SRM 51-1-8 PG 17-18. FOUND OUT OF LIMITS IAW SRM 57-2-0 PG 16. TRIMMED OUT DAMAGED SKIN SEGMENT IAW EODHL 030103, ED-3213. FABRICATED A REPAIR DOUBLER (7075T6AL 0.063), FILLER (7075T6AL-0.050) IAW EODHL 030103, ED-3213. CLEANED, TREATED AND PRIMED INNER SURFACE IAW SRM 51-1-8B. APPLIED PRC SEALANT ON FAYING SURFACES IAW SRM 51-1-15 PG 1. INSTALLED FILLER AND DOUBLER AT LT WING L/E UPPER SKIN WITH NEW FASTENERS IAW EODHL 030103, ED-3213 AND SRM 51-1-21 PG 1.