What was found
DURING A C-CHECK IN YUL, THE SEAT TRACKS, BETWEEN FRAME 36-41, AT LBL 4, WAS FOUND TO BE CORRODED BEYOND LIMITS. MAINTENANCE REMOVED AND REPLACED THE SEAT TRACK, BETWEEN FRAME 36-39 IAW ASA EO 72-53-0186 AND REMOVED AND REPLACED THE SEAT TRACKS BETWEEN FS 39-41 IAW ASA EO 72-53-0191. (M)