As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IN CRUISE FLIGHT NOSE GEAR DOWN AND LOCKED LIGHT ILLUMINATED AND REMAINED ILLUMINATED. DID NOT HEAR OR FEEL EVIDENCE THAT NOSE ACTUALLY CAME DOWN. EMERGENCY PNEUMATIC BLOW DOWN PROCEDURE WAS USED AS A PRECAUTION FOR LANDING. REMOVED AND REPLACED NOSE GEAR DOWNLOCK SWITCH IAW CE750 M/M CHAPTER 32-30-05, SYSTEM OPS CHECK GOOD.