As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FINAL NOSE GEAR INDICATION WENT FROM DOWN AND LOCKED 3 GREEN TO UNSAFE. VISUALLY CONFIRMED GEAR DOWN AND LOCKED. ON FINAL GEAR WENT FROM UNSAFE TO DOWN AND LOCKED. INSTALLED NEW NOSE GEAR LOCK AND POSITION CONTROL SWITCH IAW B-MM 32-61-01, OPS CHECK GOOD.