Honda WT20X Owner's Manual page 22

3. Turn the fuel valve OFF.
OFF
After use, remove the pump drain plug (see page
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.
FUEL VALVE
ON O O F F F F
28 ), and drain the
DRAIN PLUG
21