*2041323*
2041323 English 15
Trouble or fault Possible cause Action to be taken
The on/off button
cannot be pressed,
i.e. the button is
locked.
The forward/reverse
selector switch is in the
middle position.
▶ Push the
forward/reverse
switch to the left or
right.
The battery runs
down more quickly
than usual.
Very low ambient tem-
perature.
▶ Allow the battery to
warm up slowly to
room temperature.
The battery does
not engage with an
audible double click.
The retaining lugs on the
battery are dirty.
▶ Clean the retaining
lugs and push the
battery in until it
engages. Contact
Hilti Service if the
problem persists.
The tool or battery
gets very hot.
The tool is overloaded
(application limits ex-
ceeded).
▶ Pay attention to the
power and perfor-
mance rating of the
product before using
it, i.e check its suitabil-
ity for the job on hand.
See the “Technical
data” section.
No hammering ac-
tion.
The operating mode is
not set correctly at the
selector ring.
▶ Set the selector ring to
the “Hammer drilling”
position .
9.2 Disposal
Most of the materials from which Hilti tools and appliances are manu-
factured can be recycled. The materials must be correctly separated before
they can be recycled. In many countries, your old tools, machines or appli-
ances can be returned to Hilti for recycling. Ask Hilti Service or your Hilti
representative for further information.
Battery disposal
Improper disposal of batteries can result in health hazards from leaking
gases or fluids.
▶ 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 govern-
mental garbage disposal or public health and safety resources for disposal
instructions.
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