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Turn the guide bar daily for more even wear.
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Make sure that the lubrication hole in the guide
bar is not clogged.
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Clean the guide bar groove.
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Make sure that the guide bar and saw chain get
sufficient oil.
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Examine the saw chain:
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for cracks in the rivets and links.
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for abnormally worn rivets and links.
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for correct tension.
If necessary, replace the saw chain.
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Sharpen the saw chain. See
chain on page 19 .
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Examine the drive sprocket for excessive wear
and replace if necessary.
298 - 004 - 14.10.2019
To sharpen the saw
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Clean the air intake of the starter unit.
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Make sure that the nuts and screws are tight.
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Make sure that the stop switch works correctly.
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Examine the engine, tank and fuel lines for fuel
leaks.
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Make sure that the saw chain does not rotate
when the engine is idling.
Weekly maintenance
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Make sure that the cooling system works
correctly.
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Make sure that the starter, starter cord and return
spring work correctly.
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Make sure that the vibration damping elements
are not damaged.
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File off any burrs from the edges of the guide
bar.
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Clean or replace the spark arrestor screen on the
muffler.
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