As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) AIRCRAFT DEPARTED ENROUTE TO A FIRE. PILOT OF ANOTHER AIRCRAFT IN THE GROUP NOTICED RT MLG DID NOT FULLY RETRACT AND GEAR DOORS DID NOT CLOSE. THE GEAR WAS CYCLED BUT NO CHANGE SO AIRCRAFT FLEW AND LANDED WITHOUT INCIDENT. MAINTENANCE CREW REPLACED THE MLG DOOR ACTUATOR, A GEAR SWING WAS COMPLETED AND THE AIRCRAFT WAS RETURNED TO SERVICE.