As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIR TURN BACK & DECLARED EMER. AFTER TAKEOFF GEAR HANDLE UP HAD A RT MAIN RED UNSAFE LIGHT. WHEN GEAR HANDLE IN OFF POSITION HAD RT MAIN RED & GREEN LIGHT. WHEN LANDING HANDLE IN DOWN POSITION RED LIGHT UNSAFE OUT. R & R RT MLG UPLOCK ACTUATOR IAW MM.