What was found
DURING C22 MAINTENANCE CHECK AT HAECO AMERICAS, MAINTENANCE FOUND CORROSION DAMAGE ON THE RH WING LOWER SKIN PANEL NO. 3 APPROX., INBOARD OF WS 176.69 BETWEEN STR 11 AND STR 12. THE CORROSION DAMAGE WAS REMOVED BY BLENDING AFFECTED AREA WITH MINIMUM REMAINING MATERIAL OF 0.478” INCHES FROM INITIAL THICKNESS (CLOSEST TO DAMAGE WITHOUT BLEND) OF 0.545” INCHES, WITH MATERIAL LOSS OF 0.067” INCHES 12.3% MATERIAL REMOVED. THE MATERIAL LOSS OF 0.067” INCHES IS FOUND TO BE OUT OF LIMITS PER SRM 57-20-01. THERE IS NO APPLICABLE REPAIR IN SRM. FCVI WAS CONTACTED FOR REPAIR EVALUATION. REPAIR COMPLETED PER ABX-REA-5725-64884-00