What was found
(CAN) ON TAKEOFF NLG DID NOT RETRACT, DECLARED EMERGENCY AND RETURNED TO THE AIRPORT. AFTER INVESTIGATION, NLG DOOR SEQUENCE VALVE FOUND AT FAULT.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN) ON TAKEOFF NLG DID NOT RETRACT, DECLARED EMERGENCY AND RETURNED TO THE AIRPORT. AFTER INVESTIGATION, NLG DOOR SEQUENCE VALVE FOUND AT FAULT.