▶ Prior to each use and before and after prolonged storage, check the product and the batteries for
damage.
8
Troubleshooting
If the trouble you are experiencing is not listed in this table or you are unable to remedy the problem by
yourself, please contact Hilti Service.
8.1
The cutting tool is not in working order.
Malfunction
The LEDs on the battery indi-
cate nothing.
1 LED on the battery blinks.
4 LEDs on the battery blink.
Red LED => lights continu-
ously and a warning tone is
emitted.
Red LED => blinks at short
intervals and a warning tone
is emitted.
Red LED => lights briefly and
no warning tone is emitted.
8.2
The cutting tool is in working order.
Trouble or fault
The battery runs down more
quickly than usual.
The battery does not engage
with an audible double click.
Red LED => lights continu-
ously and a warning tone is
emitted.
9
Disposal
WARNING
Risk of injury due to incorrect disposal! Health hazards due to escaping gases or liquids.
▶ DO NOT send batteries through the mail!
▶ Cover the terminals with a non-conductive material (such as electrical tape) to prevent short circuiting.
▶ Dispose of your battery out of the reach of children.
▶ Dispose of the battery at your Hilti Store, or consult your local governmental garbage disposal or public
health and safety resources for disposal instructions.
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.
*2188461*
Possible cause
The battery is not correctly in-
serted.
The battery is discharged.
The battery is too hot or too cold.
The battery is discharged.
The battery is too hot or too cold.
Product momentarily overloaded.
Technical problem.
The state of charge of the battery
is too low to allow a complete op-
erating cycle.
Product overheated.
Possible cause
Very low ambient temperature.
The retaining lugs on the battery
are dirty.
Technical problem.
2188461
Action to be taken
▶ Push the battery in until it
engages with a double click.
▶ Change the battery and charge
the empty battery.
▶ Allow the battery to cool
down or to warm up to room
temperature.
▶ Change the battery and charge
the empty battery.
▶ Allow the battery to cool
down or to warm up to room
temperature.
▶ Allow the product to cool down.
▶ Incorrect operation is possible!
Contact Hilti Service.
▶ Change the battery and charge
the empty battery.
▶ Allow the product to cool down.
Action to be taken
▶ Allow the battery to warm up
slowly to room temperature.
▶ Clean the retaining lugs and refit
the battery.
▶ Incorrect operation is possible!
Contact Hilti Service.
English
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