What was found
WEAR AND CORROSION ON SEAT RAIL LBL27 (4EAS) FROM FS379.00 TO FS693.00AT CABIN PAX. SEAT RAIL (1EA) LBL27 FS 379.00 TO FS 485.00 WAS BLENDED OUT PER CRJ-900 SRM 51-12-00-001-001-A01 AND WAS EVALUATED,FOUND WITHIN LIMITS PER CRJ/900 SRM 53-21-49-101-001-A01, SEAT RAIL (1EA) LBL27.00 TO FS 581.00 TO FS 693.00 CABIN PAX WERE CLEANED PER CRJ 900 SRM 51-26-00-001-001-A01 AND VISUAL INSPECTION WAS PERFORMED PER CRJ 900 SRM 51-11-00-001-001-A01 AND CRJ 900 NDT MANUAL 51-20-009-210. NO DAMAGE WAS FOUND AND WERE EVALUATED,DUE TO EXCESSIVE DAMAGE ON SEAT RAIL LBL27(2EAS) FROM FS 485.00 TO FS 581.00 AT CABIN PAX. PER CRJ-900 SRM 53-31-49-101-001-A02 AND REPLACED PER AMM 53-00-49.