As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING FLIGHT THE LANDING GEAR TOOK LONGER THAN NORMAL TO RETRACT. COULD NOT DUPLICATE THE PROBLEM IN THE HANGAR EVEN WHEN SWINGING THE GEAR WITH EXTRA LOADS. SUSPECTED THAT THE CLUTCH WAS SLIPPING DURING RETRACTION WITH THE INCREASED LOADS DURING FLIGHT. THE LANDING GEAR GEARBOX WAS REPLACED AND THE AIRCRAFT WAS RETURNED TO SERVICE WITH OUT FURTHER INCIDENT.