As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON TAKEOFF, GEAR HANDLE UP & RED UNLOCK LIGHT STAYED ILLUMINATED AS WELL AS NLG GREEN DOWNLOCK LIGHT. COULD HEAR NLG STILL EXTENDED. PUT HANDLE DOWN & RECEIVED 3 GREEN NORMAL INDICATIONS. INSTALLED A REPAIRED NLG ACTUATOR, LEAK & OPS CHECKED NORMAL.