As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CUSTOMER EXPERIENCES INTERMITTENT PITCH TRIM/AUTOPILOT DISCONNECT ISSUE. CHECKED PITCH TRIM ACTUATOR BY PUSHING UP AND DOWN ON HORIZONTAL STABILIZER L/E. FELT AND HEARD A NOISE AND NOTICED THE JACK NUT HAS PLAY/MOVEMENT IN JACKSCREW ASSY BASE.