What was found
DURING A ROUTINE C CHECK INSPECTION, FOUND FUSELAGE EXTERIOR SKIN BELOW ADF LOOP ANTENNA CORRODED, STA 115.000 TO 160.000, L-35R TO L-35L. REPAIR WAS ACCOMPLISHED. REMOVED THE CORROSION AND FOUND OUT OF LIMITS IAW 51-1-8 PG 17-18, AND 53-20 PG 24. REMOVED CORRODED SKIN AND INTERNAL DOUBLER IAW DC8 SRM 51-1-21 PG 1. CLEANED, TREATED AND PRIMED AREA. APPLIED SEALANT TO FAYING SURFACES AND INSTALLED DOUBLER AND SKIN PER ALL APPLICABLE MANUALS.