To replace the fuel filter
1. Open the engine cover to access the fuel filter.
2. Move the hose clips away from the fuel filter with a
pair of flat pliers.
3. Pull off the fuel filter from the hose ends.
4. Press the new fuel filter into the ends of the hoses.
Apply liquid detergent to the ends of the fuel filter to
make the connection easier.
5. Push the hose clips against the fuel filter.
To clean and change the air filter
1. Open the engine cover.
2. Loosen the knobs that hold the filter cover and lift off
the cover.
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3. Lift the end of the air filter to remove it.
4. Hit the paper filter against a hard surface to clean it.
Do not use compressed air.
5. If the paper filter does not become clean, replace it.
6. Put the air filter back on the air hose.
7. Push the air filter into correct position.
8. Attach the air filter cover and tighten the knobs.
To examine and replace the spark plug
1. Open the engine cover.
2. Remove the ignition cable shoe and clean around
the spark plug.
3. Remove the spark plug with a ⅝ʺ (16 mm) spark
plug wrench.
4. Examine the spark plug. Replace it if the electrodes
are burned or if the insulation has cracks or
damages. If the spark plug is not damaged, clean it
with a steel brush.
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