What was found
CORROSION ON LH SIDE RAIL SEAT TRACK BTW FS437 TO FS445, FS501 TO FS517, FS597 TO FS613, FS629 TO FS645, FS661 TO FS661+16, FS661+46 TO FS661+50, FS669 TO FS677 AT CPAX CORROSION ON LH SIDE RAIL SEAT TRACK BTW FS437 TO FS445, FS501 TO FS517, FS597 TO FS613, FS629 TO FS645, FS661 TO FS661+16, FS661+46 TO FS661+50, FS669 TO FS677 AT CPAX WAS REMOVED AND EVALUATED OUT OF LIMITS PER CRJ-900 SRM 53-21-49-101-001-A01 THEREFORE LH SIDE RAIL SEAT TRACKS WERE REPLACED PER CRJ-900 AMM 53-00-49-000-801(CONFIG A12) AND CRJ900 AMM 53-00-49-400-801 (CONFIG. A12)