What was found
* THE PASSENGER CABIN SEAT RAIL ON RBL 9 HAS MULTIPLE SPOTS OF CORROSION, CHAFES, SCRATCHES AND/OR GOUGES BETWEEN APPROX. FS 579 AND APPROX. FS 677. (C-CHECK RO 4/22/2021) FABRICATED AND INSALLED NEW RBL9 SEAT RAIL, P/N SH670-33425-3, FROM FS579 TO 677 USING EXTRUSION 20276-288-0-0A, PO # T58082, REF CRJ-700 SRM 53-00-49-201-002-A01 AND CRJ-700 AMM 53-00-49-400-801-A03.