As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE FLIGHT CREW REPORTED THAT THEY DIVERTED BACK TO KICT AFTER THE ILLUMINATION OF A #3 HYDRAULIC OVERHEAT INDICATION. THE LANDING WAS UNEVENTFUL. THE MAINTENANCE VENDOR TROUBLESHOT AND DETERMINED THAT THE LANDING GEAR SELECTOR VALVE WAS DEFECTIVE. THE VALVE WAS REMOVED AND REPLACED WITH AN OVERHAULED UNIT. THE AIRCRAFT WAS RETURNED TO SERVICE.