As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UPON SELECTING GEAR DOWN, THE RT MLG PRIMARY INDICATOR DID NOT INDICATE DOWN AND LOCKED. THE RED AND GREEN RT GEAR LIGHTS DID NOT ILLUMINATE ON GROUND. REPLACED TWO DEFECTIVE BULBS AT RT MAIN PRIMERY INDICATOR DOWN AND LOCK. OPS CHECK GOOD. NO FURTHER DEFECTS NOTED. IAW AMM 33-10-00.