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CAUTION!
Used oil should be disposed of at an approved disposal site.
Air Filter (See Fig 20)
A dirty air filter will reduce the life span 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 0.762 mm -0 .80 mm (.030 - .031") if necessary.
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Reinstall spark plug and tighten to Torque 22.0 – 26.9 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)
MAINTENANCE
Fig 20
19
0.7-0.8mm
Fig 21
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