What was found
VERTICAL STAB HAS 1 AREA OF VERIFIED CORROSION ON LH SPAR CLIP BELOW UPPER RUDDER HINGE. FOUND DURING 6 MONTH INSPECTION. REMOVED LEVEL 1 CORROSION FROM VERTICAL STAB LH SPAR CLIP BELOW UPPER RUDDER HINGE IAW CESSNA 680 SRM 51-70-02. FOUND BLENDED AREA TO BE BEYOND SRM LIMITS IAW CESSNA 680 SRM 51-70-02. SUBMITTED FINDINGS TO TEXTRON ENGINEERING FOR REPAIR. PERFORMED TEXTRON FIELD REPAIR FR-680-0140-7699 REV - DATED: 02/18/2020.