What was found
DURING SCHEDULED C-1 CHECK UNDER JOB CARD HC5311, FOUND THE FLIGHT ENGINEER SEAT TRACK LH/RH LOCATE PIN HOLE ELONGATED, FS165-FS180, LBL27-RBL11, WL202 / REPAIR BY REPLACEMENT ACCOMPLISHED IAW LOCKHEED SMP583 SRM, CH. 51-60 & 51-70. NR# 2102.