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| English |
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The following information applies in normal operating conditions. The specified inter- |
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vals must be shortened accordingly when working for longer than normal or under | workstartingBefore | and/orworkofendtheAt daily | refilledistankWhenever | Weekly | Monthly | Yearly | faultyIf | damagedIf | requiredAs | |
difficult cutting conditions (extensive dust, highly resinous lumber, lumber from trop- | ||||||||||
ical trees, etc.). If the machine is only used occasionally, the intervals can be |
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extended accordingly. |
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Air filter | Clean |
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| X |
| X |
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Replace |
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| Check | X |
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| X |
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Have them replaced by a servicing |
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| X |
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| dealer1) |
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Air intake on fan housing | Clean |
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| X |
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| X |
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Cylinder fins | Clean |
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| X |
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| X |
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| Check idle adjustment – saw chain must | X |
| X |
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| not rotate |
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Carburetor |
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If the saw chain rotates in idle, have the |
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| chain saw serviced by a servicing |
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| dealer1) |
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Spark plug | Adjust electrode gap |
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| X |
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Replace after 100 hours of operation |
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Accessible screws, nuts and bolts | Tighten2) |
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| X |
| Have checked by a specialist dealer1) |
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| X |
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Spark arresting screen in muffler |
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Have cleaned by a specialist dealer, or |
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| replaced if necessary1) |
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Chain catcher | Check | X |
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Replace |
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| Decarbonise after 139 hours of opera- |
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Exhaust bore | tion, subsequently after every 150 hours |
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| X |
| of operation |
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Safety information label | Replace |
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1)STIHL recommends STIHL servicing dealers
2)During initial use of chain saws (with a power output of 3.4 kW or more), tighten the cylinder block screws after 10 to 20 hours of operation
MS 241 | 49 |