16 English 2201899
*2201899*
Trouble or fault Possible cause Action to be taken
The battery does
not engage with
an audible "double
click".
The retaining lugs on the
battery are dirty.
▶ Clean the retaining
lugs and refit the
battery.
The drive spindle
does not rotate.
The permissible operat-
ing temperature of the
product’s electronics
has been exceeded.
The ON/OFF indicator
flashes.
▶ Allow the product to
cool down.
Battery is discharged. ▶ Change the battery
and charge the empty
battery.
Product switches off
automatically.
The overload protection
system is active.
The ON/OFF indicator
flashes.
▶ Release the control
switch. Allow the
product to cool down.
Press the control
switch again. Reduce
the load on the tool.
Product switches off
if drill bit jams.
The electronic safety
shut-down has tripped
to avoid further jam-
ming.
▶ Release the drill bit.
The combihammer
or the battery gets
very hot.
Electrical fault. ▶ Immediately switch off
the product. Remove
the battery and keep
it under observation.
Allow it to cool down.
Contact Hilti service.
The product is over-
loaded (application limit
exceeded).
▶ Select a product that
is suitable for the
intended purpose.
No response from
the LEDs on the bat-
tery.
The battery is not fully
inserted.
▶ Push the battery in
until it engages with a
double click.
Battery is discharged. ▶ Change the battery
and charge the empty
battery.
The battery is too hot or
too cold.
▶ Bring the battery to
the recommended
working temperature.
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