As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING GEAR EXTENSION, THE LEFT MAIN LANDING GEAR HAD NO INDICATION WARNING LIGHTS. ON THIRD GEAR EXTENSION, GEAR WARNING OPERATED NORMALLY, THREE GREEN LIGHTS. AIRCRAFT LANDED WITHOUT INCIDENT. REPLACED DAMAGED GEAR DOWNLOCK SENSOR. OPERATIONAL CHECK OF WARNING LIGHT AND LOCK CHECKED OK.