*2202100*
2202100 English 11
▶ Check the tool and batteries for damage before use after long periods of storage.
8 RoHS (Restriction of Hazardous Substances)
Click on the link to go to the table of hazardous substances: qr.hilti.com/r8377057.
There is a link to the RoHS table, in the form of a QR code, at the end of this document.
9 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 Troubleshooting
Trouble or fault Possible cause Action to be taken
No hammering action. The product is too cold. ▶ Bring the product into contact
with the working surface, switch
it on and allow it to idle. If
necessary, repeat the procedure
until the hammering mechanism
begins to operate.
The battery runs down more
quickly than usual.
Battery condition is not optimal. ▶ Replace the battery.
The battery does not en-
gage 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 operating temper-
ature of the product’s electronics
has been exceeded.
The ON/OFF indicator flashes.
▶ Allow the product to cool down.
The battery is discharged. ▶ Change the battery and charge
the empty battery.
Product switches off auto-
matically.
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 overloaded (appli-
cation limit exceeded).
▶ Select a product that is suitable
for the intended purpose.
No response from the LEDs
on the battery.
The battery is not fully inserted. ▶ Push the battery in until it
engages with a double click.
The battery is discharged. ▶ Change the battery and charge
the empty battery.
The battery is too hot or too cold. ▶ Bring the battery to the recom-
mended working temperature.
1 LED on the battery flashes. The battery is discharged. ▶ Change the battery and charge
the empty battery.
The battery is too hot or too cold. ▶ Bring the battery to the recom-
mended working temperature.
4 LEDs on the battery flash. Product momentarily overloaded. ▶ Release the control switch and
then press it again.
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