What was found
RIGHT WING UPPER WING SKIN OTBD OF MIDDLE DRAG ANGLE AFT END UNDERNEATH PAINT AND SEALANT HAS 4 AREAS OF SUSPECTED CORROSION. MECHANICALLY BLENDED LEVEL 1 CORROSION ALONG OUTBD SIDE RH UPPER WING TO FUSELAGE MIDDLE DRAG ANGLE, AFT END, ON WING SKIN P/N 6922680-24, W.S. 37.00. FOUND CORROSION BLENDED AREAS TO BE BEYOND LIMITS IAW SRM 51-70-02. SUBMITTED FINDINGS TO CESSNA ENGINEERING. REPAIRED CORROSION BLENDS ON RH UPPER WING TO FUSELAGE MIDDLE DRAG ANGLE, AFT END, ON WING SKIN P/N 6922680-24, W.S. 37.00 IAW ENGINEERING STRUCTURES REPORT S-680-0088/11RD,