As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) THE RIGHT LANDING GEAR FAILED TO RETRACT SHORTLY AFTER TAKEOFF. UPON INSPECTION IT WAS FOUND THAT THE THREADED INSERT OF THE ACTUATOR NUT (P/N 115-810029) HAD BEEN PULLED OUT ABOUT 1.50 INCHES; THUS, RESTRICTING THE PULLING ACTION OF THE ACTUATOR SCREW. (SLEEVE PULLED OUT INSTEAD OF GEAR COMING UP).