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Maintenance and Servicing
Warning
Disconnect the plug from the power
supply before making any maintenance.
1. Checking the Tool (bit)
Using the worn-off bit 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 loosened. Loosened screw
must be tightened firmly.
3. Grease
For remarkably decrease of the drill speed, check
grease and change it, if necessary. Only grease
for the hammer drill recommended by authorized
Würth Service Center should be used.
4. Carbon Brush
Disposable carbon brush is used in the motor.
Heavily worn carbon brush may result in motor
failure. Replace the worn carbon brush with new
one.
5. Storing after Use
Warning
Store the tool in a dry place out of reach of
the children.
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. Cleaning
Warning: Blow dirt and dust out of all air
vents with clean, dry air at least once a week.
To minimize the risk of eye injury, always
wear eye protection when performing this.
Warning: Never use solvents or other
harsh chemicals for cleaning the non-metallic
parts of the tool. These chemicals may
weaken the plastic materials used in these
parts. Use a cloth dampened only with water
and mild soap.
Never let any liquid get inside the tool; never
immerse any part of the tool into a liquid.
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