Removal
Warning! Gasoline is extremely flammable and can be explosive under certain conditions. Turn the ignition switch OFF. Do not smoke. Make sure the area is well-ventilated and free from any source of flame or sparks; this includes any appliance with a pilot light.
Remove the fuel tank (see Fuel System chapter).
Connect a suitable hose to the fitting at the bottom of each carburetor float bowl.
Run the lower ends of the hoses into a suitable container.
Turn out each drain plug a few turns and drain the float bowls.
Special Tool - Carburetor Drain Plug Wrench, Hex 3: 57001-1269
Disconnect the connectors [B] of the fuel cut valve.
Loosen the fuel cut valves and remove them.
Installation
Install the fuel cut valves with a gray connector [A] on the #1, #4 carburetors.
Install the fuel cut valves with a brown connector [B] on the #2, #3 carburetors.
Do not install the fuel cut valves on the wrong carburetors. The fuel cut valves will not work well.