As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UPON GEAR EXTENSION FOR LANDING, RIGHT MAIN GEAR LIGHT DID NOT ILLUMINATE. CYCLED GEAR, NO HELP. FLY-BY TOWER AND GEAR APPEARED TO BE DOWN AND LOCKED. LANDED WITHOUT INCIDENT. DOWNLOCK SWITCH REPLACED AND GEAR RETRACTION ACCOMPLISHED. SUBMITTER RECOMMENDED REPLACING THE GEAR SWITCHES EVERY TWO YEARS AND SIMULTANEOUSLY WITH GEAR REPLACEMENT.