As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON DESCENT, LT MLG INDICATED NO DOWN AND LOCKED INDICATION. AIRCRAFT PERFORMED FLY-BY OF TOWER TO VERIFY GEAR EXTENSION. AIRCRAFT LANDED WITHOUT INCIDENT. LT MLG ACTUATOR REPLACED, AS THE SWITCH IS BUILT INTO THE ACTUATOR AND IS NOT A LRU. SUBSEQUENT GEAR SWINGS SATISFACTORY. AIRCRAFT APPROVED FOR RETURN TO SERVICE