What was found
LT SIDE SEAT RAILS FROM FS669 TO FS989 HAVE SIVE SIGNS OF CORROSION. CORRECTIVE ACTION: EVALUATED LT SIDE SEAT RAILS AND REPLACED SEAT RAILS THAT WERE OUT OF LIMITS AT FS669 TO 713 AND 828 TO 959 IAW SRM 53-41-49, 51-26-00, 51-41-02, AMM 20-21-00.