Troubleshooting - Hilti TE 40 Manual

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
Power tool does not start.
No hammering action.
Combihammer does not
achieve full power.
Drill bit does not rotate.
Drill bit is not released.
9 Disposal
Most of the materials from which Hilti tools and appliances are manufactured can be recycled. The
materials must be correctly separated before they can be recycled. In many countries, your old tools,
machines or appliances can be returned to Hilti for recycling. Ask Hilti Service or your Hilti representative
for further information.
▶ Disposal of electric tools or appliances together with household waste is not permissible.
10 Manufacturer's warranty
▶ Please contact your local Hilti representative if you have questions about the warranty conditions.
12 English
Printed: 17.03.2017 | Doc-Nr: PUB / 5142305 / 000 / 01
Possible cause
Interruption in the electric supply
The electronic restart interlock is
activated after an interruption in
the electric supply.
Generator with sleep mode.
The power tool is too cold.
Function selector switch set to the
position.
The cross-section of the extension
cord conductors is inadequate.
The voltage provided by the elec-
tric supply is too low.
The function selector switch is not
engaged or is in the "Chiseling"
position or the "Chisel position-
ing" position .
Chuck not pulled back fully.
Side handle not fitted correctly.
Action to be taken
▶ Plug in another electric tool or
appliance and check whether it
works.
▶ Switch the power tool off and
then on again.
▶ Apply a load to the generator
by connecting a second power
consumer (e.g. worklight).
Switch the tool off and then on
again.
▶ Bring the tip of the drill bit
into contact with the working
surface, switch the rotary
hammer on and allow it to
run. If necessary, repeat the
procedure until the hammering
mechanism begins to operate.
▶ Set the function selector switch
to the position.
▶ Use an extension cord with
an adequate conductor cross-
section.
▶ Connect the combihammer to a
different electric supply.
▶ Set the function selector switch
to one of the following positions:
.
▶ 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.