Mounting The Multitool - Stihl BF-MM Instruction Manual

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Mounting the MultiTool

Removing Existing MultiTools
WARNING
Wear gloves to reduce the risk of injury
from contact with sharp MultiTools
and/or hot surface of gearbox.
Remove the hitch pin and pull the
N
MultiTools (if fitted) off the shaft –
see also "Mounting the MultiTool" in
the instruction manual of the other
MultiTool.
Clean the gearbox if necessary.
N
Checking Position of Gearbox
WARNING
To reduce risk of injury from the
MultiTool rotating in the wrong direction,
check that position of gearbox is correct
and adjust if necessary.
8
1
3
Gearbox output shaft (1) below the drive
tube (2).
Direction of rotation (3) of MultiTool.
Adjusting Position of Gearbox
Loosen clamp screws on gearbox.
N
Turn the gearbox through 180°.
N
Line up the gearbox in the correct
N
position.
Tighten down the two clamp screws
N
on the gearbox in the following
sequence:
Tighten the first screw moderately.
–
Tighten the second screw
–
moderately.
Tighten down first screw firmly.
–
Tighten down second screw firmly.
–
2
NOTICE
It must not be possible to rotate the
gearbox on the drive tube.
Mounting the MultiTool
Arrange the blades in the order they
N
will be fitted on the shaft, noting the
following points:
Left-hand and right-hand blades are
different. The direction of rotation is
marked with arrows on the gearbox and
blades.
5
Rotate the inner right-hand
N
blade (4) on the shaft until it can be
pushed into position – check the
direction of rotation again (arrows).
The hub of the inner blade is larger than
that of the outer blade.
Rotate the outer right-hand
N
blade (5) on the shaft until it can be
pushed into position – check the
direction of rotation again (arrows).
Insert and engage the hitch pin (6)
N
in the hole in the shaft – fold the
hitch pin flat against the blade.
Use the same procedure to mount
N
the rotor blades on the left-hand
side.
6
4
BF-MM, BK-MM