Air Filter (See Fig 20)
A dirty air filter will reduce the lifespan of the engine, make it difficult to start the engine, and reduce the unit’s performance.
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To clean, remove the air filter cover.
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Carefully pull the air filter out by lifting along the edges.
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Remove dirt from filter by tapping on it or having it blown out. Replace with new filter annually.
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Reinstall air filter so that it seals and replace air filter cover.
Checking Spark Plug (See Fig 21)
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Disconnect the spark plug wire from the spark plug.
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Before removing the spark plug, clean the area around its base to prevent debris from entering the engine.
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Clean carbon deposits off the electrode with a wire brush.
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Check the electrode gap and gently adjust gap to 0.70mm-0.80mm (.030-.031") if necessary.
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Reinstall spark plug and tighten to Torque 22–27 Nm (16-20 ft-lb).
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Reconnect spark plug wire.
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If spark plug is worn replace only with an equivalent replacement part. Spark plug should be replaced
annually. (BOSCH F7TC, NGK BP6ES, CHAMPION N9YC or equivalent)
Fig 20
Fig 21
Spark Arrestor (See Fig 22)
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Inspect the spark arrestor for breaks or holes. replace if necessary. To purchase a replacement spark arrestor contact
PULSAR customer service.
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Use a brush to remove carbon deposits from the spark arrestor screen as needed.
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To remove the spark arrestor: While the muffler is cool, loosen the locking clamp and slide the spark arrestor out of the
muffler. Reverse this process to install it.
Cooling System
Cooling system should only be serviced by an authorized dealer.
Used engine oil should be disposed of at an approved disposal site. See your local oil
retailer for more information.
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