MS 441 C-M
English
39
Antivibration elements
check
X
X
have them replaced by a specialist
dealer
1)
X
Cooling air intake slits
clean
X
Air intake on fan housing
clean
X
X
X
Cylinder fins
clean
X
X
X
Pre-separator duct and carburetor
housing
clean
X
Shutter "pre-heat carburetor" and pre-
heating duct
clean (only in winter operation)
X
Idle
check idle adjustment – saw chain must
not rotate
X
X
if the saw chain rotates in idle, have the
chain saw serviced by a servicing
dealer
1)
X
Spark plug
adjust electrode gap
X
replace after every 100 hours of
operation
All accessible screws, nuts and bolts (not
adjusting screws)
3)
retighten
X
Spark arresting screen
4)
in muffler
check
X
clean or replace
X
Combustion chamber
decarbonize after 139 hours of opera-
tion, subsequently after every 150 hours
of operation
X
Chain catcher
check
X
replace
X
Safety information sticker
replace
X
1)
STIHL recommends STIHL servicing dealers
2)
see "chain brake"
3)
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
4)
present only in some countries
The following maintenance intervals apply in normal operating conditions. The spec-
ified intervals must be shortened accordingly when working for longer than normal
or under difficult cutting conditions (extensive dust, highly resinous lumber, lumber
from tropical trees, etc.). If the machine is only used occasionally, the intervals can
be extended accordingly.
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ly
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