As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ACFT RETURNED TO DEPARTURE DUE TO PILOT REPORT OF THE NLG WOULD NOT RETRACT. GEAR DISAGREE AND GEAR DOORS MSG'S WITH AMBER DOOR AND GREEN NOSE GEAR LIGHTS ON. TROUBLESHOT AND R & R NOSE LOCK ACTUATOR AND NOSE SEQUENCE VALVE IAW AMM 32-34. CYCLED GEAR, CHECKED GOOD. BITE PSEU, NO FAULTS.