As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHEN CAPTAIN USED UP ELECTRIC BUTTON FOR HIS SEAT. THERE WAS A SPARK AND THE ELECTRIC USE OF THE SEAT FAILED FOR ALL AXISES. FOUND CAP SEAT CB STILL IN AT PNL P6-H15. CHECKED SEAT, FOUND ONE HARNESS CABLE PINCHED IN MECHANISM. NO DAMAGE NOTED TO SEAT STRUCTURE. MANUAL ADJUSTMENT STILL OK. C/W EAR 565163-14.