Honda WT20X Owner's Manual page 41

Storage
Before storing the pump for an extended period;
1. Be sure the storage area is free of excessive humidity and dust.
2. Clean the pump interior.....
Pump clean water through the pump before shutting down or impeller may be
damaged when restarting. After flushing, remove the pump drain plug, drain as
much water as possible from the pump housing and reinstall the plug.
3. Drain the fuel.....
Gasoline is extremely flammable and is explosive under certain
conditions. Do not smoke or allow flames or sparks in the area.
a. Place an approved gasoline container below the carburetor, and use a
funnel to avoid spilling fuel.
b. Move the fuel valve lever to the OFF position, loosen the carburetor drain bolt
by turning 1 to 2 turns counterclockwise and drain the fuel in the carburetor.
c. Remove the sediment cup, and then move the fuel valve lever to the ON
position and drain the fuel in the fuel tank.
d. After all fuel has drained into the container, tighten the carburetor drain bolt
securely.
e. Reinstall a new O-ring and sediment cup.
f. Move the fuel valve lever to the OFF position.
DRAIN BOLT
38
PUMP DRAIN PLUG
ON
FUEL VALVE LEVER
O-ring (Replace)
SEDIMENT CUP