12. CARBURETOR VITALITY 50 Band Screws CARBURETOR INSTALLATION Tighten the drain screw. Install the carburetor onto the intake manifold and tighten the band screw. Install the air cleaner connecting tube and tighten the band screw. Connect the throttle cable to the carburetor. Lock Nut Throttle Cable · After connecting the throttle cable, adjust the throttle grip free play to 2 6mm. Adjusting Nut Connect the fuel tube and vacuum tube to the carburetor. Fuel Tube 12-26