What was found
L/H SIDEWALL SEAT TRACKS FROM FS 409+111.98 TO FS 559+79 HAVE SEVERAL AREAS OF SURFACE CORROSION. EVALUATED CORROSION ON L/H SIDEWALL SEAT TRACKS AT FS409+111.98 TO FS 559.00+79 AT RBL 42 AND FOUND NOT WITHIN ALLOWABLE LIMITS IAW CRJ200 SRM 53-00-49 REV 38. *********AIRCRAFT REMOVED FROM SERVICE*************************** REMOVED AND REPLACED 4 EACH SIDEWALL SEAT TRACKS FROM FS409+111.98 TO FS458.06, FS458.06 TO FS510, FS510 TO FS549.06, FS549.06 TO FS 559+79 AT LBL 42 IAW IAW CRJ200 AMM 53-01-11 REV 64. RESTORED PROTECTIVE FINISH TO 4 EACH SEAT TRACK INSTALLATIONS PRIOR TO INSTALLATION IAW CRJ200 SRM 51-21-11 REV 38, CRJ200 SRM 51-25-06 REV 38, AND CRJ200 SRM 51-25-00 REV 38. WORK COMPLETED ON AERSALE WO #003566 CARD #20074. CRS #4AER685B N433AW TT:46,956:36 TC:45,610