As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ABOVE FLOOR SEAT RAIL ON LBL27 BETWEEN FS485.00 & FS565.00 CORRODED IN MULTIPLE AREAS (MARKED) (C-CHECK RO 8/18/2021) ABOVE FLOOR SEAT RAIL ON LBL 27 BETWEEN FS485 AND FS565 FOUND TO BE OUT OF LIMITS REF CRJ 900 SRM 53-31-49-101-001-A02. REPLACED WITH NEW SEAT TRACK P/N:SH690-33407-1 REF CRJ 900 AMM 53-00-49-400-801-A07.