As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE NUT ASSY SEEMS TO HAVE SHEARED WHEN GEAR WAS RETRACTED. POSSIBLE OVERTRAVEL IN UP DIRECTION IS SUSPECTED. POSSIBLE FAILURE OF MOTOR CONTROLLER. WHEN GEAR WAS SELECTED DOWN NOTHING HAPPENED. MAIN GEAR ONLY WAS EXTENDED MANUALLY AFTER MUCH EFFORT BECAUSE GEAR SEEMED TO BE JAMMED UP. 60 AMP BREAKER UNDER FLOOR FOR GEAR MOTOR WAS FOUND POPPED AFTER LANDING. (K)