What was found
EXTERIOR FUSELAGE SKIN AT AFT UPPER ADF ANTENNA CORRODED. BLENDED CORROSION AND REMOVED OUT OF LIMITS AREA. FABRICATED, DRILLED, DEBURRED, ALODINED, PRIMED AND INSTALLED REPAIR PARTS AT UPPER FWD AND AFT ADF LOOP ANTENNA IAW DC9 SRM 53-04, FIG 29, AND AERO EO 98-790.