What was found
CORROSION ON SIDE SEAT RAIL LH( 6EAS) RH (6EAS) BTW FS669.40 AND FS977 AT STGR15L AND AT STGR15R ON CABIN PAX. SIDE SEAT RAIL LH (1 EA) AND RH (1 EA) BTW FS847+6 TO FS847+20 AT STGR15L AND AT STGR15R ON CABIN PAX WERE CLEANED PER CRJ900 SRM 51-26-00-001-001-A01, AND DUE TO EXCESSIVE DAMAGE ON SIDE SEAT RAIL LH (3EAS) RH (3EAS) BTW FS669.40 TO FS847+6 AND SIDE SEAT RAIL LH (2EAS) BTW FS847+20 TO FS913 AND SEAT RAIL RH (1EA) BTW FS847+20 TO FS901 AND SEAT RAIL RH (1EA) BTW FS914 TO FS977 AT STGR15L AND AT STGR15R ON CABIN PAX MUST BE REPLACED PER CRJ900 SRM 53-41-49-101-001-A02, AND SRM 53-51-49-101-001-A02, PER AMM 53-00-49-400-801