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Trouble or fault
No response from the LEDs
on the battery.
The drive spindle doesn't
rotate.
Product switches off auto-
matically.
Product switches off if drill bit
jams.
Product or battery gets very
hot.
No response from the LEDs
on the battery.
Product does not develop full
power.
Drill bit does not rotate.
The insert tool cannot be re-
leased from the chuck.
Product does not start.
Service indicator shows.
Service indicator flashes.
The ON/OFF indicator
flashes.
*2267487*
Possible cause
Battery defective.
The permissible operating temper-
ature of the product's electronics
has been exceeded.
The battery is not fully inserted.
The overload protection system is
active.
The electronic safety shut-down
has tripped to prevent further jam-
ming.
Electrical fault.
The product is overloaded (appli-
cation limit exceeded).
Battery defective.
The control switch is not fully
pressed.
The half-power button is engaged.
The function selector switch is not
engaged or is in the "Chiseling"
position
or the "Chisel position-
ing" position
.
Chuck not pulled back fully.
The side handle is not fitted cor-
rectly.
The electronic restart interlock is
activated after an interruption in
the electric supply.
Service limit time reached.
The product is faulty.
Product momentarily overloaded.
Protection against overheating.
2267487
Action to be taken
▶ Contact Hilti Service.
The ON/OFF indicator flashes.
▶ Allow the product to cool down.
▶ Push the battery in until it
engages with an audible click.
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.
▶ Release the drill bit.
▶ Immediately switch off the
product. Remove the battery
and keep it under observation.
Allow it to cool down. Contact
Hilti service.
▶ Select a product that is suitable
for the intended purpose.
▶ Contact Hilti Service.
▶ Press the control switch as far
as it will go.
▶ Press the "half-power" button.
▶ With the motor at a standstill,
set the function selector switch
to the "Hammer drilling"
position.
▶ Pull the chuck back as far
as it will go and remove the
accessory tool.
▶ Disengage the side handle and
refit it correctly so that the
clamping band and side handle
engage in the recess.
▶ Switch the product off and then
on again.
▶ Have the product repaired by
Hilti Service.
▶ Have the product repaired by
Hilti Service.
▶ Release the control switch and
then press it again.
▶ Allow the product to cool down
and clean the air vents.
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