Troubleshooting - Hilti AG 230-27DB Original Operating Instructions

8 Transport and storage
▶ Do not transport the power tool with an accessory tool fitted to it.
▶ Always unplug the supply cord before storing the power tool.
▶ Store the product in a dry place where it cannot be accessed by children or unauthorized persons.
▶ After long periods of transport or storage, check the power tool for damage before use.

9 Troubleshooting

If the trouble you are experiencing isn't listed in this table or you are unable to remedy the problem by
yourself, please contact Hilti Service.
Trouble or fault
The tool doesn't start.
The tool doesn't work.
The tool does not achieve full
power.
10 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.
11 Manufacturer's warranty
▶ Please contact your local Hilti representative if you have questions about the warranty conditions.
Printed: 26.09.2017 | Doc-Nr: PUB / 5376157 / 000 / 00
Possible cause
Interruption in the electric supply.
The supply cord or plug is defec-
tive.
The carbon brushes are worn.
The restart interlock is active after
disconnection or an interruption in
the electric supply.
The tool has been overloaded.
The extension cord conductor
cross section (gauge) is inade-
quate.
Malfunction in the ATC system.
Action to be taken
▶ Plug in another power tool or
appliance and check whether it
works.
▶ Have the supply cord and plug
checked by a trained electrical
specialist and replaced if
necessary.
▶ Have the power tool checked by
a trained electrical specialist and
the carbon brushes replaced if
necessary.
▶ Switch the power tool off and
then on again.
▶ Release the on/off switch and
then press it again. Then allow
the power tool to run under no
load for approx. 30 seconds.
▶ Use an extension cord with
an adequate conductor cross
section.
▶ Have the product repaired by
Hilti Service.
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