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Troubleshooting
Supposed malfunctions, errors or damages are often caused by events which can be remedied by the operator. Therefore
check the power tool on the basis of the following table before you contact a specialist. Many malfunctions may thus be rem-
edied.
Problem
Possible cause
Approach
1. Power tool does not
start
Power supply interrupted
Check power supply by connecting another power tool
Power cord or plug defective
Have an electrician check the tool
Other electrical defect of the power tool
Have an electrician check the tool
2. Power tool does
not operate with full
power
Extension cord too long and/or cross-
section too small
Use extension cord with permissible length and/or
adequate cross-section
Power supply (e.g. generator) voltage
too low
Connect power tool to an appropriate power supply
3. Poor operation
results
Power tool worn out
Replace insertion tool
Grinding plate worn out
Have grinding plate replaced
4. Considerable dust
formation
Brush edge worn out
Have brush edge replaced
Dust extraction not connectred /
switched on
Connect / switch dust extraction
After use
1. Switch off the power tool as described, disconnect it
from the power supply and Iet it cool down.
2. Clean and maintain the power tool as described below,
and store it carefully.
Cleaning, maintenance and repair
WARNING! Unplug the power tool before starting to
work on it (e.g. transport, installation, retrofitting,
cleaning and maintenance)!
Cleaning
a) Keep protective devices, ventilation openings and mo-
tor housings free from dust and dirt as far as possible.
b) Wipe the power tool with a clean cloth or remove dust
and dirt with compressed air at low pressure (max. 3
bar).
c) Clean the power tool immediately after each use.
d) Do not use any detergents or solvents as they may
affect the plastic parts of the power tool. Make sure to
avoid any water ingress into the tool.
Replacing the power supply line
lf the power supply line of this power tool is damaged, it
must be replaced by the manufacturer or the customer
service or any equally qualified person in order to avoid
risks.
Maintenance
Check the power tool and accessory parts (e.g. insertion
tools) for wear and darnage before and after each op-
eration. lf necessary, replace worn out or damaged parts
with new parts and make sure to comply with the oper-
ating instructions. Observe any technical requirements.
Grinding plate, brush edge
Have a qualified specialist replace damaged or worn out
grinding plates (9) and brush edges (10) with new ones
of the same type.
Replacing the power supply line
lf the power supply line ofthispower tool is damaged, it
must be replaced by the manufacturer or the customer
service or an equally qualified person in order to avoid
risks.
WARNING! There are no parts inside the power tool
which can be serviced by the operator! Never open
the power tool! Take it to a qualified specialist for
further maintenance!
Storage and transport
1. Whenever you do not use the power tool, you must
keep it in a dry and weil ventilated place out of the
reach of children, e.g. on a high cabinet or in a closed
place.
2. Keep power tool, instruction manual and accessory
parts, if any, together in the original packaging, if pos-
sible. Thus you have all information and parts avail-
able at any time.
3. Always hold the power tool by its handle.
4. To avoid transport damages, you must pack the power
tool or use the original packaging.
5. Protect the power tool against vibrations and shock,
especially during transport in vehicles.
