What was found
CORROSION ON LH SIDE SEAT RAILS STGR15 BTW FS379 TO FS385(1E/A), FS385 TO FS565(1E/A), FS581 TO FS661+16(1E/A), FS661+90 TO FS677(1E/A), FS679 TO FS720 (1E/A), FS785 TO FS851 (1E/A), FS847+18 TO FS903 (1E/A) AND FS903 TO FS974(1E/A). LH SIDE SEAT RAILS STGR15 BTW FS379 TO FS385(1E/A), FS385 TO FS565(1E/A), FS581 TO FS661+16(1E/A), FS661+90 TO FS677(1E/A), FS679 TO FS720 (1E/A), FS785 TO FS851 (1E/A), FS847+18 TO FS903 (1E/A) AND FS903 TO FS974(1E/A) WERE EVALUATED OUT OF LIMITS PER CRJ-900 SRM 53-21-49-101-001-A01, SRM 53-31-49-101-001-A02, SRM 53-41-49-101-001-A02 AND SRM 53-51-49-101-001-A02 AND WERE REPLACED PER CRJ900 AMM 53-00-49