What was found
AIRCRAFT IN BASE MAINTENANCE: CORROSION ON MAIN CABIN SEAT TRACK INBD UPPER COUPLING AT FR66. REPLACED SEAT TRACK SECTION WITH NEW IAW DRAWING D53472795.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT IN BASE MAINTENANCE: CORROSION ON MAIN CABIN SEAT TRACK INBD UPPER COUPLING AT FR66. REPLACED SEAT TRACK SECTION WITH NEW IAW DRAWING D53472795.