What was found
DURING HEAVY CHECK MAINTENANCE FOUND FWD FUSELAGE FLOOR STRUCTURE CORROSION FOUND ON IB LH SEAT TRACK BETWEEN FR 12-20. REMOVED AND REPLACED LH IB SEATTRACK ON FWD FUSELAGE AT FR12-20 IAW EMB 170 SRM 51-43-03, 51-41-01 AND 51-41-02.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING HEAVY CHECK MAINTENANCE FOUND FWD FUSELAGE FLOOR STRUCTURE CORROSION FOUND ON IB LH SEAT TRACK BETWEEN FR 12-20. REMOVED AND REPLACED LH IB SEATTRACK ON FWD FUSELAGE AT FR12-20 IAW EMB 170 SRM 51-43-03, 51-41-01 AND 51-41-02.