Stihl MS 210 Instruction Manual page 38

English
4
3
Place fingers behind the air filter (3),
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press thumbs against the housing,
swing the filter in the direction of the
rear handle and remove it.
Remove the shutter (4).
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Pull off the spark plug boot.
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Unscrew the spark plug.
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36
Checking the spark plug
Clean dirty spark plug.
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Check electrode gap (A) and
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readjust if necessary – see
"Specifications".
Rectify the problems which have
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caused fouling of the spark plug.
Possible causes are:
Too much oil in fuel mix.
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Dirty air filter.
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Unfavorable running conditions.
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WARNING
If the spark plug comes with a
detachable adapter nut (1), screw the
adapter onto the thread and tighten it
down firmly to reduce the risk of arcing
and fire.
MS 210, MS 210 C, MS 230, MS 230 C, MS 250, MS 250 C
Installing the spark plug
Screw home the spark plug, fit the
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boot and press it down firmly.
Install the shutter and air filter.
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Fit the carburetor box cover.
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A
1