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Stihl FS 120 Manual

Stihl FS 120
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5/20/2018
STIHL FS 350 Service manual.pdf - slidepdf.com
http://slidepdf.com/reader/full/stihl-fs-350-service-manualpdf 39/63
Release screw (1) and pull
throttle cable (2) out a little.
Note:The throttle lever moves
towards the carburetor cover.
- Squeeze throttle trigger all the
way (full throttle position), hold
it steady and tighten screw to
6.0 Nm (4.4 lbf.ft).
- Release throttle trigger (idle
position). The throttle lever must
butt against the idle speed
screw, if fitted.
- On FS 300...450, fit cover on AV
housing.
- Fit the shroud.
Dirty and clogged air filters reduce
engine power, increase fuel
consumption and make starting
more difficult.
The air filter must be cleaned
when there is a noticeable loss
of engine power.
- Close the choke shutter.
- Clean away any loose dirt from
around the filter and filter cover.
FS 120...350, FR 350
Press down the tab.
Push the filter cover downwards
and take it off the lower lugs on
the filter housing.
FS 400/450, FR 450
Take out screw (1).
Swing the filter cover (2)
forwards and take it off the lower
lugs on the filter housing.
All models
Remove the filter.
- If the filter is heavily loaded with
dirt or damaged, fit a new one.
- Fit filter in the housing.
- Position filter cover so that it
locates properly in the lower lugs.
- On FS 400/450, FR 450:
Tighten screw to 3.0 Nm
(2.2 lbf.ft).
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8. FUEL SYSTEM
8.1 Air Filter
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38 FS 120, 200, 300, 350, 400, 450, FR 350, 450

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Stihl FS 120 Specifications

General IconGeneral
Power sourceGasoline
TypeBrush cutter
CordlessYes
Head typeNylon line
Handle typeU-type handle
Engine power1.8 hp
Product colorBlack, Metallic, Orange
Uncertainty K2 m/s²
Sound power level110 dB
Fuel tank capacity0.64 L
Vibration emission4.9 m/s²
Engine displacement30.8 cm³
Sound pressure level98 dB
Cutting diameter (max)- mm
Weight and Dimensions IconWeight and Dimensions
Length1760 mm
Weight6300 g

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