As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE AIRCRAFT HAD A BRIEF HISTORY OF THE NLG RED UNSAFE LIGHT REMAINING ILLUMINATED AFTER GEAR RETRACTION. CYCLING THE GEAR CORRECTED THE PROBLEM. MAINTENANCE FOUND THE NLG ACTUATOR AT FAULT. THE NLG ACTUATOR WAS REMOVED AND REPLACED IAW MM 32-32-06. LEAK AND OPERATIONAL CHECKS WERE GOOD.