7. Reinstall the two carbon-brush covers.
8. After replacing the carbon brushes, run the slitting tool uninterruptedly for at least 1 minute without load.
▶ The indicator lamp goes out after approx. 1 minute's operation.
If the minimum running-in time of one minute is not observed, the life of the carbon brushes will be
greatly reduced.
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Transport and storage
Transport
▶ Make sure that the equipment is held securely throughout all transport operations.
▶ After transporting, always check all visible parts and controls for signs of damage and make sure that
they all function correctly.
Storage
▶ Always store this product with the electric supply cable unplugged from the electricity supply.
▶ Store this product in a dry place, where it cannot be accessed by children or unauthorized persons.
▶ After a long period of storage, always check all visible parts and controls for signs of damage and make
sure that they all function correctly.
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Troubleshooting
If the trouble you are experiencing is not listed in this table or you are unable to rectify the problem by
yourself, contact Hilti Service.
Trouble or fault
The service indicator flashes
or shows red.
Power tool does not start.
The service indicator is off.
The power tool does not de-
velop full power. The service
indicator is off.
Cutting performance is too
low.
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Disposal
Most of the materials from which Hilti products are manufactured can be recycled. The materials must be
correctly separated before they can be recycled. In many countries, your old tools, machines or appliances
can be returned to Hilti for recycling. Ask Hilti Service or your Hilti sales representative for further information.
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Manufacturer's warranty
▶ Please contact your local Hilti representative if you have questions about the warranty conditions.
*2208336*
Possible cause
Fault
Interruption in the electric supply.
Supply cord or plug faulty.
The on/off switch is defective.
The gauge (cross section) of the
extension cord conductors is inad-
equate.
The power tool was overloaded
due to application of excessive
feed pressure.
Diamond slitting wheels not suit-
able for the material.
Diamond slitting wheels worn.
2208336
Action to be taken
▶ Refer to the information about
the service indicator. → page 6
▶ Plug in another electric tool or
appliance and check whether it
works.
▶ Have the power tool repaired by
Hilti Service.
▶ Have the power tool repaired by
Hilti Service.
▶ Use an extension cord with
an adequate conductor cross
section.
▶ Reduce the feed pressure.
▶ Use suitable diamond slitting
wheels.
▶ Change the diamond slitting
wheels.
English
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