As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKEOFF, LANDING GEAR DIDN'T RETRACT. RETURNED FOR LANDING. FOUND TILT ACTUATOR MISSING A BEARING, PIN WORN AND PROXIMITY SWITCH BRACKET CRACKED. REPLACED THE PROXIMITY SWITCH BRACKET AND MLG TILT ACTUATOR. SYSTEM OPERATION IS NORMAL.