18
Draining the Fuel Tank and Carburetor
Clean the fuel filter element every 50 operating hours.
1.
Stop the engine and wait for it to cool down.
2.
Disconnect the wire from the spark plug.
3.
Remove the carburetor bowl drain bolt and gasket with a 10mm wrench and drain the fuel
into an approved fuel container (Fig. 12)
4.
Do not force the carburetor bowl off the carburetor body.
Figure 12
5.
Open the fuel valve by turning the lever to the open position.
6.
Drain the gasoline completely from the tank, the fuel line and the carburetor into an approved
fuel container.
7.
Install the drain bolt and gasket and tighten securely.
Servicing the Spark Plug
Check the spark plug after every 100 operating hours. Use an NGK BPR5ES spark plug or
equivalent.
1.
Stop the engine and wait for all moving parts to stop.
2.
Disconnect the wire from the spark plug.
3.
Clean around the spark plug.
4.
Remove the spark plug from the cylinder head.
5.
Set the gap on the plug to 0.028 – 0.036 in. (0.70 – 0.80 mm).
6.
Install the spark plug and the gasket seal.
7.
Torque the plug to 17 ft-lb.
8.
Connect the wire to the spark plug.
