What was found
INITIAL INSPECTION. CORROSION ON SIDE SEAT RAILS STGR 15RH FS 670-722, 743-763, 785-847+14, 847+14-907, 907-986. (TCI 53-20-318) SIDE SEAT RAILS STGR 15RH FS 670-722, 743-763, 785-847+14, 847+14-907, 907-986. WERE REPLACED PER CRJ-900 AMM 53-00-49-400-801 (CONF. A07).