12 English
5.11 Fitting the belt hook (optional)
WARNING
Risk of injury. A falling power tool may present a risk of injury to yourself and others.
▶ Check that the belt hook is fitted securely before beginning work.
The belt hook allows the power tool to be attached to a belt worn by the operator. The belt hook can
be fitted to allow attachment on the left or right side of the body.
▶ Fit the belt hook.
6 Troubleshooting
6.1 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.
Trouble or fault Possible cause Action to be taken
The power tool does not
work.
The battery is not fully inserted. ▶ Push the battery in until it
engages with an audible double
click.
Low battery. ▶ Change the battery and charge
the empty battery.
Electrical fault. ▶ Remove the battery from the
tool and contact Hilti Service.
The power tool does not work
and one LED flashes.
Low battery. ▶ Change the battery and charge
the empty battery.
The battery is too hot or too cold. ▶ Bring the battery to the recom-
mended operating temperature.
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.
LED 1 flashes Low battery. ▶
Change the battery and charge
the empty battery.
The tool is overloaded (application
limits exceeded).
▶
Pay attention to the power
and performance rating of the
product before using it, i.e
check its suitability for the job
on hand. See the “Technical
data” section.
The battery runs down more
quickly than usual.
Very low ambient temperature. ▶ Allow the battery to warm up
slowly to room temperature.
Printed: 11.09.2018 | Doc-Nr: PUB / 5152681 / 000 / 04