What was found
LT SEAT TRACKS OVER LBL 9 AT TRACK NR 5, 6, 7, 8 HAVE CORROSION AND CORRODED HARDWARE. REMOVED UNSERVICEABLE SEAT TRACK NR 5, 6, 7, 8 AND REPLACED BY SERVICEABLE SEAT TRACK PN N126-2075 5, 6, 7, 8 ON LBL 9 AT FS 559 TO FS 621 IAW AMM 53-01-11.