Honda WT20X Owner's Manual page 26

3. Turn the fuel valve lever to the OFF position.
FUEL VALVE LEVER
OFF
OFF
After use, remove the pump drain plug (see page 32), and drain the pump
chamber. Remove the priming water filler cap, and flush the pump chamber
with clean, fresh water. Allow the water to drain from the pump chamber, then
reinstall the filler cap and drain plug.
PUMP DRAIN PLUG
23