STIHL DuroCut, STIHL FixCut 31-2,
STIHL PolyCut
WARNING
To reduce the risk of injury, always shut
off the engine before refilling the mowing
head.
Fit nylon line in the mowing head as
N
described in the instructions
supplied.
Replacing Cutting Blades
STIHL PolyCut
Always check the mowing head for signs
of wear before installing new cutting
blades.
WARNING
If there are signs of serious wear,
replace the complete mowing head.
The thermoplastic cutting blades are
referred to as "blades" in the following.
The mowing head is supplied with
illustrated instructions for replacing the
blades. Keep the instructions for the
mowing head in a safe place.
WARNING
To reduce the risk of injury, always shut
off the engine before installing the
blades.
Remove the mowing head.
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Replace blades as shown in the
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illustrated instructions.
Mount the mowing head on the
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machine.
FS 94 R
Inspection and Maintenance
by User
Throttle Cable
Checking adjustment of throttle cable
Error: Engine speed increases when
only the throttle trigger is depressed.
Start the engine.
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Depress the throttle trigger (1) – do
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not press down the throttle trigger
lockout (2).
If the engine speed increases or if the
cutting attachment rotates, the throttle
cable has to be adjusted.
Shut off the engine.
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Have throttle cable adjusted by your
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dealer. STIHL recommends an
authorized STIHL servicing dealer.
Spark Arresting Screen in Muffler
If the engine is down on power, check
the spark arresting screen in the muffler.
Wait for the muffler to cool down.
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Take out the screw (1).
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Lift the spark arresting screen (2)
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2
and pull it out.
Clean the spark arresting screen. If
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the screen is damaged or heavily
carbonized, fit a new one.
Refit the spark arresting screen.
1
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Insert the screw and tighten it down
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firmly.
English
1
2
35