Troubleshooting; Disposal - Hilti TE 7 Operating Instructions Manual

9 Troubleshooting

Fault
The power tool doesn't start.
en
No hammering action.
The power tool doesn't achieve
full power.
The drill bit can't be released.
The drill bit makes no progress.

10 Disposal

Most of the materials from which Hilti power tools or appliances are manufactured can be recycled. The materials
must be correctly separated before they can be recycled. In many countries, Hilti has already made arrangements for
taking back your old power tools or appliances for recycling. Please ask your Hilti customer service department or
Hilti representative for further information.
For EC countries only
Disposal of electric tools together with household waste is not permissible.
In observance of the European Directive on waste electrical and electronic equipment and its imple-
mentation in accordance with national law, electrical appliances that have reached the end of their life
must be collected separately and returned to an environmentally compatible recycling facility.
22
Possible cause
Interruption in the electric supply.
Supply cord or plug defective.
Other electrical fault.
The carbon brushes are worn.
The power tool is too cold.
The function selector switch is set to
"Drilling without hammering".
The forward/reverse switch is set to
reverse rotation.
The extension cord's conductor cross
section is inadequate.
The control switch is not pressed
fully.
The chuck is not pulled back fully.
The forward/reverse switch is set to
reverse rotation.
Remedy
Plug in another electric appliance and
check whether it works.
Have this checked by a trained elec-
trical specialist and replaced if neces-
sary.
Have this checked by a trained elec-
trical specialist.
Have this checked by a trained elec-
trical specialist and replaced if neces-
sary.
Allow the power tool to warm up to
the minimum operating temperature.
See section: 7.2.1 Working at low
temperatures
Set the function selector switch to
"Hammer drilling".
Set the forward/reverse switch to for-
ward rotation.
Use an extension cord with an ad-
equate conductor cross section.
(Please refer to the "Description" sec-
tion.)
Press the control switch as far as it
will go.
Pull the chuck back as far as it will go
and remove the insert tool.
Set the forward/reverse switch to for-
ward rotation.