As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE A/C WAS IN FOR HEAVY CHECK FOUND RT LOWER CF3 SEAT TRACK BEAM IS CORRODED AND GOUGED. MX REMOVED AND REPLACED RT LOWER CF3 SEAT TRACK BEAM IAW EMB 170 SRM 51-40-01, 51-43-01, 51-43-02. NO FCS AFFECTED. A/C REMAINS IN CMH FOR HEAVY CHECK COMPLETION.