What was found
SELECTED GEAR DOWN, ON FINAL, NO RIGHT MAIN GEAR DOWN AND LOCKED INDICATION. RAN E/A CHECKLIST. ALTERNATE GEAR LOCKED DOWN INDICATOR WAS NORMAL, 3 GREEN. RIGHT MAIN GEAR DOWN AND LOCKED LIGHT DOES NOT ILLUMINATE WITH ADVSY LIGHTS TEST. ALL OTHER LIGHTS TEST NORMALLY. LANDING UNEVENTFUL. REMOVED FROM SERVICE. REPLACED THE LAMP IN THE RT MLG INDICATOR LIGHT IAW AMM TASK 32-31-01-960-801. OPS CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE.