What was found
CABIN FLOOR SEAT TRACK FS 364.0 TO FS 394.0 AND RBL 9 HAS CORROSION. SEAT TRACK P/N 20276-288-0-0. **********AIRCRAFT REMOVED FROM THE SERVICE*********************** REPLACED WITH A NEW SEAT TRACK PN 20276-288-0-0 AT FS 364.0 TO FS 394.0 AND RBL 9. ALL WORK WITHIN LIMITS WAS PERFORMED IAW CRJ200 SRM 51-11-00 REV 39, CRJ200 SRM 53-21-49 REV 39, CRJ200 AMM 53-01-11 REV 66, CRJ200 51-40-11 REV 39, CRJ200 SRM 51-12-00 REV 39, CRJ200 SRM 51-25-06 REV 39, CRJ200 SRM 51-25-16 REV 39. ALL WORK WITHIN LIMITS PERFORMED UNDER AERSALE WORK ORDER 003768, CARD NO. 20291, TT: 38857:13 TC: 37733.