As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHEN GEAR SELECTOR HANDLE WAS PLACED IN DOWN POSITION, GEAR INDICATION WAS THREE RED AND NO DOOR INDICATION. CREW PERFORMED ALTERNATE EXTENSION AND LANDED WITHOUT INCIDENT. INSPECTED AND FOUND LANDING GEAR DOWN INHIBIT SWITCH WIRING TO BE AT FAULT. R & R THE 3261-S25 LANDING GEAR INHIBIT SWITCH. OPS CHECKED GOOD IAW WDM 32-30-01.