As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKEOFF, LANDING GEAR FAILED TO RETRACT OR EXTEND. AN EMERGENCY LANDING WAS PERFORMED WITH GEAR IN THE INTERMEDIATE POSITION. POST-FLIGHT INSPECTION REVEALED THE ACTUATOR HAD RUPTURED AT THE FORGING SEAM FROM FORE TO AFT. NEW ACTUATOR WAS INSTALLED AND SYSTEM WORKED OK.