What was found
CORROSION ON SEAT TRACK BTW FS375.00 TO FS485.00 LBL9.00 AND FS349.00 TO FS485.00 RBL9.00 ALSO CORROSION ON SIDE SEAT RAIL BTW FS785.15 TO FS847.00+16 AND STGR 15LH/15RH AT PASSENGER CABIN SEAT RAIL BTW FS375.00 TO FS485.00 LBL9.00 AND FS349.00 TO FS485.00 RBL9.00 ALSO CORROSION ON SIDE SEAT RAIL BTW FS785.15 TO FS847.00+16 AND STGR 15LH/15RH AT PASSENGER CABIN WERE EVALUATED DUE TO EXCESSIVE CORROSION, THEREFORE WERE REPLACED PER AMM 53-00-49-000-801 (CONFI A07), SRM 53-00-49-000-801-A07, CRJ 900 SRM 53-21-49-101-001-A01, SRM 53-31-49-101-001-A02 AND AMM 53-00-49-400-801 (CONFIG A07)