As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) PILOT NOTICED AFTER TAKEOFF THAT LT MAIN GEAR DID NOT RETRACT ALL THE WAY AND WAS HANGING DOWN, SO HE SELECTED GEAR DOWN, GEAR CAME DOWN NORMALLY AND HE LANDED AND REPORTED IT TO MAINTENANCE. THE PROBLEM WAS CONFIRMED ON A GEAR SWING IN THE HANGAR AND THE LT MAIN GEAR ACTUATOR WAS FOUND TO BE BROKEN/CRACKED AT ONE OF THE 3 MOUNTING HOLES ALLOWING THE ACTUATOR RACK TEETH TO SKIP A TOOTH ON THE MATING SECTOR GEAR.