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Inserting the saw chain:
1. To open the chain guide rail, turn the
tension lever (12) counterclockwise. To
do this, return the tension lever to its
initial position several times.
To release the tension lever, pull the ten-
sion lever outwards and, after returning
it to its original position, allow it to re-
engage.
2. Place the saw chain into the chain
guide rails (7). The cutting edges must
face the grinding discs (17).
3. Fold the stop (14) down and pull back
the saw chain until the cutting tooth
(25) to be sharpened rests on the stop
).
(see fi gure
Adjusting the working angle:
4. Unscrew the retaining
screw (
9) and use the
scale (10) to adjust the
required sharpening an-
gle α on the rotary plate
of the chain tensioning
unit (11).
Follow the instructions of the saw chain
manufacturer regarding the required
sharpening angle α.
5. Retighten the retaining screw.
Adjusting the stop:
6. Move the grinding head (2) on the
handgrip (4) downwards with the mo-
tor switched off.
7. Using the adjusting screw for the chain
feed (13a), bring the cutting tooth (25)
closer to the grinding disc (17) until
the cutting tooth is in contact with the
grinding disc (see fi gure
the adjusting screw (13a) using the ad-
justing nut (13b).
8. Fix the chain links in the chain guide
rail (7) by turning the tension lever (12)
clockwise (see 1.).
9. Adjust the depth stop using the adjust-
Sharpening:
10. Turn the device on (see "Switching on/
11. Press the handgrip (4) gently to move
12. Switch off the device to move the saw
Test depth gauge distance
(see
The cutting parts of the chain are the cut-
ting links which consist of a cutting tooth
(25) and a depth gauge nib (26). The
vertical distance between these two deter-
mines the depth gauge distance A.
1. After every third sharpening, check the
).
Secure
2. File the tip of the depth gauge nib (26)
ing screw (6a) so that the grinding disc
(17) touches the base of the tooth (see
fi gure
). Secure the grinding depth
with the adjusting nut (6b).
off").
the grinding head (2) downwards and
sharpen the cutting tooth (25).
The grinding disc (17) must not be
brought to a standstill with the brakes.
To avoid this, reduce the pressure in
good time.
chain onward.
Loosen the tension lever (12) and fi x
the next chain link to be sharpened us-
ing the adjusted stop (14) and the ten-
sion lever in the chain guide rail (7).
First sharpen the teeth on one side
of the chain. Then adjust the sharp-
ening angle and sharpen the teeth
on the other side.
)
fi g
depth gauge distance A according to
the saw chain manufacturer's instruc-
tions.
with a fl at fi le and round off the depth
gauge nib slightly after resetting. The
original shape must be maintained.
GB
MT
29
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