What was found
DURING A "B" CHECK IN FT LAUDERDALE FL, THE FOLLOWING DISCREPANCIES WERE NOTED; A .500 CRACK WAS FOUND ON THE RT O/B SEAT TRACK AT FUSE STA 1690. PER DOUGLAS AIRCRAFT SRM, 53-2-3 THE FOLLOWING REPAIR WAS PERFORMED, REMOVED SEAT TRACK FROM STA 1690 TO 1696. INSTALLED NEW SECTION OF SEAT TRACK P/N 7452952-7 BATCH NR 228475 ALODINE AND PRIMED IAW, DMM 51-10-4. INSTALLED REPAIR PARTS IAW DOUGLAS SRM 53-2-3, NO OTHER INSPECTIONS REQUIRED.