What was found
THE THROTTLE CONTROL KNOB BUTTON RETAINING SCREW LOOSENED ALLOWING THE THROTTLE CONTROL KNOB BUTTON TO MISALIGN AND JAM DURING THROTTLE APPLICATION. THE THROTTLE CONTROL KNOB BUTTON RETAINING SCREW WAS FOUND APPROX 8 TURNS LOOSE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
THE THROTTLE CONTROL KNOB BUTTON RETAINING SCREW LOOSENED ALLOWING THE THROTTLE CONTROL KNOB BUTTON TO MISALIGN AND JAM DURING THROTTLE APPLICATION. THE THROTTLE CONTROL KNOB BUTTON RETAINING SCREW WAS FOUND APPROX 8 TURNS LOOSE.