Carburetors

• Connect a suitable hose [A] to the fitting at the bottom of each carburetor float bowl.

• Run the lower ends of the hoses into a suitable container.

• Turn the fuel tap to the PRI position.

• Turn out each drain plug [B] a few turns and drain the fuel from the float bowls.

• Check to see if water or dirt comes out.

Special Tool - Carburetor Drain Plug Wrench, Hex 3: 57001-1269 [C]

• If any water or dirt appears during the above inspection, clean the fuel system (see Carburetor Cleaning and Fuel Tank Cleaning).

• Tighten the drain plugs and turn the fuel tap to the ON position.

Carburetor Disassembly/Assembly

• Read the WARNINGS in the Carburetor Removal.

• Check the throttle bores at the butterfly valves and around them for carbon deposits by opening the valves.

OPunch a hole in the plug and pry it out with an awl or other suitable tool

• Turn in the pilot screw and count the number of turns until it seats fully but not tightly, and then remove the screw. This is to set the screw to its original position when as­sembling.

• After installing the upper chamber cover, check that the vacuum piston slides up and down smoothly without bind­ing in the carburetor bore.