*2063040*
2063040 English 9
7 Transport and storage
• Do not transport electric tools with accessory tools fitted.
• Always unplug the supply cord before storing an electric tool or appliance.
• Store tools and appliances in a dry place where they cannot be accessed by children or unauthorized
persons.
• Check electric tools or appliances for damage after long periods of transport or storage.
8 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.
8.1 Troubleshooting
Trouble or fault Possible cause Action to be taken
Combihammer does not start. Interruption in the electric supply. ▶ Plug in another electric tool or
appliance and check whether it
works.
The generator is in sleep mode. ▶ Apply a load to the generator
by connecting a second power
consumer (e.g. worklight).
Switch the tool off and then on
again.
The electronic restart interlock is
activated after an interruption in
the electric supply.
▶ Switch the power tool off and
then on again.
The carbon brushes are worn. ▶ Have checked, and if necessary
replaced, by a trained electrical
specialist.
No hammering action. The power tool is too cold. ▶ Bring the tip of the accessory
tool into contact with the
working surface, switch the
power tool on and allow it to
run. If necessary, repeat the
procedure until the hammering
mechanism begins to operate.
Combihammer does not
achieve full power.
The extension cord is too long or
the conductor cross-section is
inadequate.
▶ Use an extension cord of an
approved length and / or of
adequate conductor cross-
section.
The control switch is not fully
pressed.
▶ Press the control switch as far
as it will go.
The voltage provided by the elec-
tric supply is too low.
▶ Connect the power tool to a
different power source.
TE 70-ATC/AVR
TE 80-ATC/AVR
The half-power button is engaged.
▶ Press the "half-power" button.
Drill bit does not rotate. The function selector switch is not
engaged or is in the "Chiseling"
position or the "Chisel position-
ing" position .
▶ With the motor at a standstill,
set the function selector switch
to the “Hammer drilling”
position.
Drill bit is not released. The chuck is not pulled back fully. ▶ Pull the chuck back as far
as it will go and remove the
accessory tool.
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