What was found
UPPER AND LOWER MATING SURFACES OF STATIC DISCHARGE ATTACHMENTS CORRODED BEYOND LIMIT. REMOVED CORROSION FROM ATTACH SURFACES OF STATIC DISCHARGE WICKS ON LT WING TRAILING EDGE BETWEEN AILERON AND WING TIP. CUT OUT CORRODED SKIN, FABRICATED REPAIR DOUBLERS, TREATED, PRIMED AND INSTALLED DOUBLER REPAIR. CLEANED SEALANT FROM SKIN SURFACE IAW DC9 SRM 57-01-3, 57-31-3, 51-10-3 AND 51-30-2.