What was found
CORROSION ON SEAT RAIL (SEVERAL LOCATIONS) BTW FS693.00 TO FS847+16.00 RBL 9.00 AND CORROSION ON SEAT RAIL BTW FS693.00 TO FS720.85 LBL 9.00 AT PASSENGER CABIN CORROSION ON SEAT RAIL (SEVERAL LOCATIONS) BTW FS693.00 TO FS847+16.00 RBL 9.00 AND CORROSION ON SEAT RAIL BTW FS693.00 TO FS720.85 LBL 9.00 AT PASSENGER CABIN WAS EVALUATED OUT OF LIMITS AND PER CRJ900 SRM CRJ- 900 SM 53-41-49-101-001-A02 AND CRJ900 SRM 53-- 51-49-101-001-A02 AND WERE REPLACED PER CRJ900 AMM 53-00-49 (CONFIG A12)