As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT RETURNED TO BASE AFTER IT WAS DISCOVERED THAT PNEUMATIC PRESSURE FOR OPERATION OF THE LANDING GEAR DROPPED TO ZERO WITH GEAR IN UP POSITION. LANDING GEAR SELECTOR VALVE AND NOSE LANDING GEAR ACTUATOR FOUND LEAKING AND REPLACED. NOSE LANDING GEAR ACTUATOR PART HISTORY BEING INVESTIGATED FOR HARD TIME CONSIDERATION.