What was found
DURING HEAVY MAINTENANCE FOUND AFT CABIN L2 DOOR LOWER SILL PLATE FRAME 68 CORRODED. REPAIRED L2 SILL PLATE IAW SRM 53-41-14.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING HEAVY MAINTENANCE FOUND AFT CABIN L2 DOOR LOWER SILL PLATE FRAME 68 CORRODED. REPAIRED L2 SILL PLATE IAW SRM 53-41-14.