12 English 2153703
*2153703*
9 Troubleshooting
9.1 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 recommended op-
erating 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 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.
The battery runs
down more quickly
than usual.
Very low ambient tem-
perature.
▶ Allow the battery to
warm up slowly to
room temperature.
Printed: 18.09.2019 | Doc-Nr: PUB / 5293248 / 000 / 03
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