What was found
DURING C4 CHECK, DISCOVERED CORROSION AROUND HOLES ON R1 DOOR LOWER SILL FROM FS 16 TO FS 20. NO ALLOWABLE LIMITS EXIST. MAINTENANCE REMOVED AND REPLACED THE FITTINGS ON R1 DOOR LOWER SILL IAW AIRBUS 320 SRM 51-72-11.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING C4 CHECK, DISCOVERED CORROSION AROUND HOLES ON R1 DOOR LOWER SILL FROM FS 16 TO FS 20. NO ALLOWABLE LIMITS EXIST. MAINTENANCE REMOVED AND REPLACED THE FITTINGS ON R1 DOOR LOWER SILL IAW AIRBUS 320 SRM 51-72-11.