As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LANDING GEAR WOULD NOT RETRACT. THE GEAR HANDLE WOULD ONLY GO UP TO THE OFF POSITION, IT WOULD NOT GO BEYOND THAT POINT. RETURNED HANDLE TO DOWN POSITION, 3 GREENS. REMOVED AND REPLACED LANDING GEAR HANDLE, JACKED AC RAN GEAR SEVERAL TIMES WITH HYDRO MULE AND WITH ELECTRIC PUMP, TIMED GEAR EXTENSION AND RETRACTION PER MM CHECKS GOOD.