What was found
MAIN CABIN SEAT TRACK AT LBL 45, FROM BS 896 TO 1074 IS DIRTY, NICKED, GOUGED, AND HAS LIGHT CORROSION. CLEANED SEAT TRACK AND FOUND TO BE OUT OF LIMITS IAW SRM 53-00-52. REMOVED AND REPLACED WITH NEW SEAT TRACK, PER DRAWING 144N5001, AND SRM 51-40-02. MAJOR REPAIR