What was found
CONFIRMED CORROSION ON EMERGENCY EXIT IN 20 AREAS, FOUND DURING TASK 52-20-00-2200. REMOVED FWD AND AFT CONTOUR RINGS. MECHANICALLY BLENDED 20 AREA OF INTERGRANULAR CORROSION INNER SIDE OF CONTOUR RINGS ON OUTER FACE OF E-EXIT IAW C680 SRM 51-70-02. CORROSION DETERMINED TO BE LEVEL 2 PER NJA GMM 2.2.2. BLENDS FOUND BEYOND C680 SRM 51-70-02 LIMITS AND REQUIRED E-EXIT TO BE REPLACED. REMOVED EXISTING CORRODED E-EXIT ASSY AND INSTALLED NEW CUSTOMER SUPPLIED E-EXIT ASSY IAW CESSNA 680 MM 52-20-00