As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PILOT MADE A NORMAL TAKEOFF AND GEAR RETRACTION. THE TOWER THEN INFORMED THE PILOT THAT THE LT MAIN GEAR LEG WAS NOT FULLY RETRACTED. HE THEN TRIED TO CYCLE THE GEAR AGAIN WITH THE SAME RESULTS. AFTER CYCLING THE GEAR AGAIN THE GEAR THEN CAME DOWN AND INDICATED LOCKED. INSPECTION FOUND THAT THE ACTUATOR HAD CRACKED AT THE LOWER MOUNTING BOLT HOLE. (K)