What was found
DURING HEAVY CHECK INSPECTION MAINTENANCE FOUND THE LT FLOOR SUPPORT SILL AFT OF PASSENGER DOOR FRAME 18-24 CORRODED AROUND FASTENER HOLES. MAINTENANCE REMOVED AND REPLACED THE SILL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING HEAVY CHECK INSPECTION MAINTENANCE FOUND THE LT FLOOR SUPPORT SILL AFT OF PASSENGER DOOR FRAME 18-24 CORRODED AROUND FASTENER HOLES. MAINTENANCE REMOVED AND REPLACED THE SILL.