Stihl FS 161 User Manual

10 Testing the Trimmer
10.1 Checking the controls
Throttle trigger lockout and throttle trigger
► Shut off the engine.
► Attempt to pull the trigger without depressing
the lockout lever.
► If the trigger can be pulled: Do not use your
trimmer and contact your STIHL dealer for
assistance.
The throttle trigger lockout is defective.
► Press the throttle trigger lockout and keep
pressed.
► Depress the throttle trigger.
► Release the throttle trigger and throttle trigger
lockout.
► If the trigger or trigger lockout is stiff or does
not spring back to the idle position: Do not use
your trimmer and contact your STIHL dealer
for assistance.
Trigger or trigger lockout is faulty.
Throttle cable adjustment
► Start the engine.
► Attempt to pull the trigger without depressing
the lockout lever.
► If the engine accelerates: Adjust the throttle
cable.
Throttle cable adjustment is not correct.
Shut off the engine
► Start the engine.
► Depress the stop switch.
The engine stops.
► If the engine does not stop:
►
Move the choke lever to the position.
The engine stops.
► Do not use your trimmer and contact a
STIHL servicing dealer for assistance.
There is a malfunction in the brushcutter.
11 Operating the Trimmer
11.1 Setting to winter mode
The carburetor may ice up if the engine is oper‐
ated at temperatures below +10 °C. The shutter
must be set to the winter mode so that the carbu‐
retor is additionally heated by warm air from
around the engine.
NOTICE
■ The engine may overheat if is operated in win‐
ter mode at temperatures above +10 °C.
► Change setting to summer mode.
► Shut off the engine.
1
2
0000-GXX-8720-A0
1
2
3
► Take out the screw (1).
► Pull out the shutter (2).
► Hold the shutter (2) so the snowflake points to
the mark (3).
► Insert the shutter (2).
► Fit the screw (1).
When working at temperatures below -10°C or in
powder or drifting snow, a cover plate must also
be fitted to the engine housing and an air filter
with plastic webbing. The accessories are availa‐
ble from a STIHL servicing dealer.
11.2 Summer Operation
The shutter must be set to summer mode when
working at temperatures above +10°C.
► Shut off the engine.
1
1
2
2
3
0000-GXX-8721-A0
► Take out the screw (1).
► Pull out the shutter (2).
► Hold the shutter (2) so the sun points to the
mark (3).
► Fit the shutter.
► Fit the screw (1).
11.3 Holding and Controlling the
Trimmer
2
1
0000-GXX-7807-A0
English 10 Testing the Trimmer
46 0458-034-8701-A

Stihl FS 161 Specifications

General

Brand	Stihl
Model	FS 161
Category	Lawn and Garden Equipment
Language	English