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5. Adjustment and Fixing of Chisel Angle
The chisel can be adjusted to 12 different position(in
30° increments). This ensures that flat chisels and
shaped chisels can always be set to optimum working
positions.
While pushing the selector forward as shown below, set
the desired angle in either clockwise or counterclock-
wise direction and let go of the Selaector.
Then the selector will be engaged with the body of the
Hammer preventing the rotation of the Chisel.
Adjustment of bit angle
6. Operation time
The tools shall be operated intermittently as follows:
• Operating time : 30 s
• Resting time : 90 s
Maintenance
1. Checking the Tool (Bull Point)
Using the worn-off bull point will cause overloading the
motor and reduce work efficiency. Either sharpen the
tool or replace with a new one.
2. Checking the Screws
Check if any screw is losen. Losen screw must be
fastened firmly.
Replacement of screw must be carried out at the Würth
using genuine parts. Otherwise Commutator may worn
out quickly shortening the service life of the Tools.
3. Motor Assembly
The Commutator in the Motor Assembly is the core part
of the Hammer.
Be careful not to cause scratch or contact with oil or
water on the surface of the Commutator.
4. Storing after Use
Store the Hammer in a dry place out of
reach of the children.
5. Repair
If the Hammer is not operating normally,
do NOT attempt to locate the problem or
repair yourself. Contact nearest autho-
rized A/S center for service.
6. X attachment cord
If the supply cord of this power tool is damaged, it must
be replaced by a specially prepared cord available
through the service organization.
7. Replacement of Carbon brush
When the carbon brush reaches it end of life, the safety
14
Selector
Fixing of bit angle
tip inside will pop out preventing contact between
Commutator and carbon so that the Hammer can not
be operated.
If this happens, both of the carbon brushes must be
replaced using the manufacture's genuine carbon brush.
Commutator
8. About Refilling the Grease
As this product is sealed tight, there will be no infiltration
of dust or leakage of grease ensuring use of long period
of time without additional supply of grease.
• Replacement of Grease
1) Replacement of grease must be done at: Würth
If it is inevitable to carry out replacement by yourself,
follow the instructions below:
• Grease Replacement Method
Turn the switch off and pull the power
plug off first before starting the replace-
ment.
Crank Case
Safety Tip
Carbon
Brush
Detach the end cover by
turning the screw using a
+ type screwdriver.
Detach the brush cap us-
ing a - type screwdriver.
Replace the carbon
brushes in both sides
with new ones and lock
the brush cap.
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