As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKEOFF, THE CREW REPORTED THAT THE LANDING GEAR WOULD NOT RETRACT. THE CREW DECIDED TO LAND AT THE ORIGINAL DEPARTED AIRPORT WITH NO FURTHER INCIDENT. TECHNICIANS FOUND THE LANDING GEAR POWER CB ON THE CO-PILOTS JUNCTION BOX TO NOT BE FULLY SEATED. AFTER RESEATING THE CB, C/W GEAR SWING OPS CHECK IAW PILATUS AMM-12-B-32-30-00-00A-903B-A. NO DEFECTS NOTED.