As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOUND AUTOPILOT ROLL SERVO IDLER GEAR ATTACH NUT BACKED OFF SCREW AND OUTPUT GEAR BEARINGS DEFECTIVE DURING COMPLIANCE WITH SB KS271C-5 ALERT DATED FEB 1, 2000. SUBMITTER STATED FAILURE COULD CAUSE SERVO TO REMAIN ENGAGED EVEN WHEN AUTOPILOT IS DISENGAGED. (X)