As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
* RBL9 FLOOR SEAT TRACK HAS CORROSION BETWEEN FS847 AND FS847+62. (C-CHECK RO 5/25/2021) NEW SEAT TRACK P/N BBDREF001177966 INSTALLED AT RBL9 BETWEEN F.S.847.00 AND F.S.847+62 PER CRJ 900 AMM 55-00-49-400-801-A07. / SCREWS TORQUED PER CRJ 900 AMM 20-21-00-910-801-A01. / TOOL USED: TUC7826, CALIBRATION DUE 31/3/2022