Block the drive shaft.
To block the shaft, insert a suitable
N
tool (12) through the holes (13) in
the deflector and thrust plate – turn
the thrust plate back and forth if
necessary.
FS 40, FS 40 C, FS 50, FS 50 C
STIHL FixCut 5-2
5
4
3
1
Slip the thrust plate (2) over the
N
shaft.
Place the mowing head on the
N
thrust plate (2).
Collar (see arrow) must engage the
mowing head's mounting hole.
Push the thrust washer (3) over the
N
shaft (1) so it is seated on the base.
Block the shaft – see "Blocking the
N
Shaft".
Use the combination wrench (5)
N
(special accessory) to screw the
mounting nut (4) on to the output
shaft and tighten it down firmly.
Remove the locking pin.
Removing the mowing head
STIHL AutoCut
Hold the mowing head steady.
N
Unscrew the cap counterclockwise.
N
STIHL PolyCut
Block the shaft – see "Blocking the
N
Shaft".
Unscrew the mowing head
N
counterclockwise.
STIHL FixCut
Block the shaft – see "Blocking the
N
Shaft".
2
Use the combination wrench
N
(special accessory) to loosen and
unscrew the mounting nut
counterclockwise from the output
shaft.
If the mounting nut turns too freely, fit a
new one.
English
19