What was found
L/H FLOOR SEAT TRACK FROM FS 364 TO FS 409+128 LBL 9 HAVE SEVERAL AREAS OF SURFACE CORROSION. EVALUATED CORROSION ON L/H FLOOR SEAT TRACK AT FS 364 TO FS409+128 AND LBL 9 AND FOUND NOT WITHIN ALLOWABLE LIMITS IAW CRJ200 SRM 53-21-49 REV 39. *********AIRCRAFT REMOVED FROM SERVICE*************************** REMOVED AND REPLACED 1 EACH L/H FLOOR SEAT TRACK FROM FS 364 TO FS 409+128 LBL 9 IAW CRJ200 AMM 53-01-11 REV 65. RESTORED PROTECTIVE FINISH TO SEAT TRACK PRIOR TO INSTALLATION IAW CRJ200 SRM 51-21-11 REV 39, CRJ200 SRM 51-25-06 REV 39, AND CRJ200 SRM 51-25-01 REV 39. WORK COMPLETED ON AERSALE WO #003644 CARD #20255. CRS #4AER685B N444ZW TT: 38,791:53 TC: 37,500