What was found
DURING C4 CHECK, DISCOVERED CORROSION ON WEB NEXT TO R1 DOOR, FRAME 20, -Y1584. NO ALLOWABLE DAMAGE LIMITS FOUND IN AIRBUS SRM 53-11-14. MAINTENANCE REMOVED CORRODED NEXT TO R1 DOOR, FS 20 IAW AIRBUS SRM 51-72-11. PREPARED NEW WEB FOR INSTALLATION IAW AIRBUS SRM 51-25-00. INSTALLED REPAIR PARTS NEXT TO R1 DOOR, FR 20 IAW AIRBUS SRM 51-72-11.