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FS 87, FS 87 R
English
30
In some countries the muffler is
equipped with a spark arresting screen.
N
If the engine is down on power,
check the spark arresting screen in
the muffler.
N
Wait for the muffler to cool down.
N
Move the slide control to STOP
-
0.
N
Take out the screw (1).
N
Take out the screws (2) and remove
the shroud (3).
N
Take out the screw (4).
N
Lift the spark arresting screen (5)
and pull it out.
N
Clean the spark arresting screen. If
the screen is damaged or heavily
carbonized, fit a new one.
N
Refit the spark arresting screen.
N
Insert the screw and tighten it down
firmly.
N
Fit the shroud.
N
If the engine is down on power,
difficult to start or runs poorly at idle
speed, first check the spark plug.
N
Fit a new spark plug after about 100
operating hours – or sooner if the
electrodes are badly eroded. Install
only suppressed spark plugs of the
type approved by STIHL – see
"Specifications".
Removing the spark plug
N
Move the slide control to STOP-0.
N
Pull off the spark plug boot (1).
N
Unscrew the spark plug.
Spark Arresting Screen in
Muffler
249BA059 KN
1
2
3
2
249BA060 KN
Spark Plug
1
249BA063 KN
Summary of Contents for FS 87
Page 1: ...STIHL FS 87 Instruction Manual...
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Page 46: ...FS 87 FS 87 R English 44...
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