Stihl FS 311 Instruction Manual page 25

Removing and Installing Metal Cutting
Attachments
Keep the leaflet and packaging of the
metal cutting attachment in a safe place.
WARNING
Wear protective gloves to reduce the
risk of direct contact with the sharp
cutting edges.
Mount only one metal cutting
attachment.
Mounting Grass Cutting Blades, Brush
Knife
Notice on new machines that come
standard with a mowing head only: A
"metal mowing attachment mounting kit"
is required to mount a grass cutting
blade or brush knife. Kits are available
from your servicing dealer.
FS 311
Check direction of rotation of cutting
attachment
1
3
The cutting edges of the cutting
attachments 1 and 2 must point
clockwise.
Cutting attachments 3 and 4 may be
mounted either way round – they must
be turned over regularly to help avoid
one-sided wear.
Use guard ring for mowing
N
attachments.
2
4
Place the cutting attachment (1) in
N
position.
WARNING
Collar (a) must locate in the cutting
attachment's mounting hole (b).
Securing the cutting attachment
Fit the thrust washer (2) – convex
N
side must face up.
Fit the rider plate (3).
N
Block the shaft.
N
Fit the nut (4) counterclockwise and
N
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.
English
4
3
2
1
b
a
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