What was found
R/H SIDEWALL SEAT TRACK FROM FS 349 TO FS 409 HAVE SEVERAL AREAS OF SURFACE CORROSION. EVALUATED CORROSION ON R/H SIDEWALL SEAT TRACK AT FS 349 TO FS 409 AND RBL 46 AND FOUND NOT WITHIN ALLOWABLE LIMITS IAW CRJ200 SRM 53-21-49 REV 39. *********AIRCRAFT REMOVED FROM SERVICE*************************** REMOVED AND REPLACED 1 EACH R/H SIDEWALL SEAT TRACKS FROM FS 349 TO FS 409 IAW CRJ200 AMM 53-01-11 REV 65. RESTORED PROTECTIVE FINISH TO SEAT TRACKS 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 #20201. CRS #4AER685B N444ZW TT: 38,791:53 TC: 37,500