11. CARBURETOR AGILITY CITY 50 2T Connect the auto bystarter yellow wire to the battery positive (+) terminal and green/ black wire to the battery negative (-) terminal and wait 5 minutes. Connect a hose to the fuel enriching circuit and blow the hose with mouth. If air can be blown into the hose, the auto bystarter is faulty and replace it with a new one. Set Plate Screws AUTO BYSTARTER REMOVAL Remove the auto bystarter cover. Remove the two auto bystarter set plate screws to remove the auto bystarter. Auto Bystarter O-ring Check the auto bystarter valve and needle for wear or damage. Check the O-ring for wear or damage. Bystarter Needle Bystarter Valve 11-7