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4
► Fit the chain in the bar groove so that the
arrows on the tie straps on top of the bar point
in the direction of rotation.
► Turn the tensioning gear (4) clockwise as far
as stop.
2
3
► Fit the guide bar with tensioning gear and
chain on the saw and check the following
points:
– The tensioning gear (4) faces the user.
– Chain drive links are seated in teeth of
chain sprocket (2).
– Head of screw (3) locates in slot in guide
bar (6).
► Disengage the chain brake.
► Rotate the tensioning gear (4) counterclock‐
wise until the chain fits snugly against the bar.
Make sure the drive link tangs engage the bar
groove.
The guide bar and chain are positioned
against the saw.
► Fit the sprocket cover so that it is flush with
the saw.
► If the sprocket cover is not flush with the saw:
Turn the adjusting wheel slightly and refit the
sprocket cover.
50
6
4
4
The teeth of the adjusting wheel and tension‐
ing gear must mesh.
► Rotate the wingnut clockwise until the chain
sprocket cover is firmly seated.
► Fold down the grip of the wingnut.
7.1.2
Removing the Bar and Chain
► Switch off the chain saw, engage the chain
brake and remove the battery.
► Raise the grip of the wingnut.
► Rotate the wingnut counterclockwise until the
chain sprocket cover can be removed.
► Remove the sprocket cover.
► Turn the tensioning gear clockwise as far as
stop.
The chain is now slack.
► Remove the bar and chain.
► Take out the screw in the tensioning gear.
► Remove the tensioning gear.
7.2
Tensioning the Saw Chain
The saw chain expands or contracts during cut‐
ting work. Chain tension changes as a result.
Check chain tension regularly during operation
and readjust if necessary.
► Switch off the chainsaw, engage the chain
brake and remove the battery.
2
1
► Raise the grip of the wingnut (1).
► Rotate the wingnut (1) two turns counterclock‐
wise.
The wingnut (1) is loose.
► Disengage the chain brake.
► Hold the bar nose up and turn the tensioning
screw (2) clockwise or counterclockwise until
the following points apply:
– Chain sag 'a' in the center of the bar is 1 - 2
mm.
– The chain can still be pulled easily along the
bar with two fingers.
► If a Carving guide bar is used: Turn the ten‐
sioning screw (2) clockwise or counterclock‐
wise until the drive links on the underside of
the bar are just half visible.
► While still holding the bar nose up, rotate the
wingnut (1) clockwise until the chain sprocket
cover is firmly seated.
7 Assembling the Saw
a
0458-023-9601-A
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