What was found
FLT 6403 JFK-BNA, ON HEAVY MAINTENANCE CHECK FOUND FWD FUSELAGE LT FLOORBEAM HAS CORROSION AT SEVERAL AREAS. REMOVED AND REPLACED LT FLOORBEAM FRAME 12 TO FRAME 20 AS PER SRM 51-40-02, 51-41-02 AND 51-41-01.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLT 6403 JFK-BNA, ON HEAVY MAINTENANCE CHECK FOUND FWD FUSELAGE LT FLOORBEAM HAS CORROSION AT SEVERAL AREAS. REMOVED AND REPLACED LT FLOORBEAM FRAME 12 TO FRAME 20 AS PER SRM 51-40-02, 51-41-02 AND 51-41-01.