28 English 2235254
*2235254*
▶ Store the tool and batteries in a place that is as cool and dry as possible.
▶ Never store batteries in direct sunlight, on heating units or behind a
window pane.
▶ Store the tool and batteries in a place where they cannot be accessed by
children or unauthorized persons.
▶ Check the tool and batteries for damage before use after long periods of
storage.
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.
9.1.1 Troubleshooting
Trouble or fault Possible cause Action to be taken
The power tool does
not work.
The battery is not fully
inserted.
▶ Insert the battery.
→ page 25
Low battery. ▶ Charge the battery.
→ page 24
The on/off button
cannot be pressed,
i.e. the button is
locked.
The forward/reverse
selector switch is in the
middle position.
▶ Set the
forward/reverse
switch to the desired
position. → page 26
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 doesn’t
engage with an audi-
ble 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.
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