As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT MLG INTERMITTENT RED UNSAFE UP & LOCKED. BOTH PRIMARY & SECONDARY, QRH FOLLOWED. REMOVED RT MLG DOWNLOCK SENSOR D1-43. REPLACED PINS AND CONNECTOR ON NEW DOWN LOCK SENSOR PER MM 20-30-02-2-0. INSTALLED RT MAIN GEAR DOWN LOCK SENSOR 'A' PER MM 32-61-15-4. PSEU RETURNED TO SERVICE. PASSED AND SENSOR READ OUT IS OK.