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Stihl FS 311 User Manual

Stihl FS 311
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FS 311
English
25
N Place the cutting attachment (1) in
position.
WARNING
Collar (a) must locate in the cutting
attachment's mounting hole (b).
Securing the cutting attachment
N Fit the thrust washer (2) – convex
side must face up.
N Fit the rider plate (3).
N Block the shaft.
N Fit the nut (4) counterclockwise and
tighten it down firmly.
WARNING
If the mounting nut has become too
loose, fit a new one.
NOTICE
Remove the tool used to block the shaft.
Removing the cutting attachment
N Block the shaft.
N Unscrew the nut clockwise.
N Pull the cutting attachment with its
mounting hardware off the gearbox.
Mounting Circular Saw Blades
A limit stop kit, which includes a limit
stop and a guard ring for circular saw
blades, is available as a special
accessory for mounting circular saw
blades.
Notice on new machines that come
standard with a mowing head only:
Further mounting hardware is necessary
for a circular saw blade. It is available
from your servicing dealer.
Change the guard ring.
Recommendation: The guard ring must
be mounted with particular care. Have
this work performed by your servicing
dealer. STIHL recommends a STIHL
servicing dealer.
N Remove the guard washer (1) and
thrust plate (2).
N Remove the guard ring (3) for
mowing attachments.
N Keep the guard washer and guard
ring in a safe place for future use.
N Fit the guard ring (4) for saw blades.
N Slip the thrust plate (2) over the
shaft.
N Fit the limit stop (5) for circular saw
blades.
NOTICE
Do not use the guard washer (1) with
circular saw blades.
Check direction of rotation of cutting
attachment
Cutting edges of circular saw blades
must point clockwise.
2
3
1
4
002BA409 KN
b
a
002BA490 KN
2
1
3
5
002BA491 KN
4
2
681BA165 KN

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Stihl FS 311 Specifications

General IconGeneral
Type2-in-1 Brush cutter & String trimmer
CordlessYes
Head typeBlade
Handle typeU-type handle
Engine power1.9 hp
Product colorBlack, Metallic, Orange
Uncertainty K2 m/s²
Rotational speed8500 RPM
Number of strokes4
Sound power level110 dB
Fuel tank capacity0.71 L
Engine displacement36.3 cm³
Sound pressure level99 dB
Cutting diameter (max)480 mm
Power sourceGasoline
Weight and Dimensions IconWeight and Dimensions
Length1800 mm
Weight7200 g

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