12. CARBURETOR VITALITY 50 Band Screws Loosen the air cleaner connecting tube band screw and carburetor intake manifold band screw and then remove the carburetor. Vacuum Chamber Cover VACUUM CHAMBER DISASSEMBLY Loosen the drain screw and drain the fuel from the float chamber. Drain Screw Screws Remove the two vacuum chamber cover screws and the cover. Vacuum Chamber Cover 12-16