As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
* FLOOR SEAT RAIL (LBL9) HAS SPOTS OF CORROSION FS581-693 (MARKED IN RED) (C-CHECK RO 6/04/2021) CORROSION ON FLOOR SEAT RAIL AT LBL9 BETWEEN FS581-693 FOUND TO BE OUT OF ALLOWABLE LIMITS, ONLY ONE TYPE OF DAMAGE ALLOWED AT ANY TYPICAL CROSS SECTION. REF CRJ700 SRM 53-31-49-101-001-A01. REMOVED AND INSTALLED NEW SEAT TRACK RAIL. REF CRJ-700 AMM 53-00-49-400-801-A03. TUC 8604 CAL DUE 30 NOV 21.