Stihl FS 131 R Instruction Manual page 23

Push the thrust washer (3) (convex
N
side up) over the shaft (1) until it is
seated on the base.
Block the shaft.
N
Use the combination wrench (5) to
N
screw the mounting nut (4) onto the
output shaft and it tighten 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 Mowing Head
Block the shaft.
N
Use the combination wrench to
N
loosen and unscrew the mounting
nut counterclockwise from the
output shaft.
Mounting 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.
FS 131, FS 131 R
Check direction of rotation of cutting
attachment
1
2
4
5
7
Cutting attachments 2, 4, 5 and 6 may
be mounted either way round – they
must be turned over regularly to help
avoid one-sided wear.
The cutting edges of cutting
attachments 1, 3, 7 and 8 must point
clockwise.
Direction of rotation is indicated by an
arrow on the inside of the deflector.
3
6
Fit the thrust plate (9).
8 N
Place the cutting attachment (8) on
N
the thrust plate (9).
Collar (see arrow) must engage the
cutting attachment's mounting hole.
Securing the cutting attachment
Fit the rider plate (10).
N
Block the shaft (11) with the stop pin
N
(12).
Use the combination wrench (14) to
N
screw the mounting nut (13) on to
the output shaft counterclockwise
and tighten it down firmly.
WARNING
There is a risk of injury if the cutting
attachment works loose. If the mounting
nut has become too loose, fit a new one.
English
14
13
10
8
11
9
12
21