As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MIA ON APPROACH UNABLE TO LOWER GEAR. CREW CYCLED GEAR HANDLE BUT NO INDICATION OR SOUND OF GEAR LOWERING. CREW LOWERED GEAR MANUALLY. LANDED MIA WITHOUT INCIDENT. REPLACED LANDING GEAR SELECTOR VALVE AND LANDING GEAR CONTROL LEVER. SYSTEM GROUND CHECKED NORMAL OPERATION. (CLOSED)