As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MLG: WHEN LANDING GEAR WAS EXTENDED HAD AN UNSAFE RT MAIN GEAR INDICATION. PERFORMED A MANUAL GEAR EXTENSION AND HAD THE SAME INDICATION. CREW REPORTS UNSAFE RIGHT GEAR INDICATION. REPLACED RIGHT A DOWNLOCK SENSOR. REF. GL5000 AMM 32-61-01.