As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMB, ON GEAR RETRACTION THE RED NOSE GEAR LIGHT REMAINED ILLUMINATED. THE GEAR LEVER WAS CYCLED TO THE OFF POSITION, RED NOSE LIGHT REMAINED ILLUMINATED WITH THE GREEN NOSE GEAR DOWN LOCK LIGHT ILLUMINATED. THE ACFT RETURNED TO DEPARTURE AND LANDED WITHOUT INCIDENT. POST FLIGHT INSPECTION WA PERFORMED NOTING THAT THE NLG POSITION SWITCH WAS AT FAULT. R & R SWITCH, NO OTHER DEFECTS WERE NOTED. ACFT RETURNED TO SERVICE.