What was found
CLE- DURING FLIGHT 3177 THE CREW NOTED THAT THE "LDG GEAR AIR GRD FAIL" ILLUMINATED WHEN GEAR SELECTED DOWN, DISAPPEARS WHEN "3 GREEN"SHOW. CLE- MAINTENANCE REMOVED AND REPLACED THE RIGHT HAND NOSE GEAR DOOR ACTUATOR, PERFORMED A OPERATIONAL CHECK OF THE LANDING GEAR SYSTEM,NO DEFECTS NOTED,AND, THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.