Hilti TE DRS­4-A Manual De Instrucciones página 16

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
An excessive amount of dust
is generated.
The drill bit is not centered in
the suction head.
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 China RoHS (guideline on restriction of the use of dangerous substances)
The following link takes you to the table of dangerous substances: qr.hilti.com/2098487.
You will find a link to the RoHS table, in the form of a QR code, at the end of this document.
11 Manufacturer's warranty
▶ Please contact your local Hilti representative if you have questions about the warranty conditions.
10 English
Printed: 07.09.2017 | Doc-Nr: PUB / 5200594 / 000 / 04
Possible cause
The dust container is full.
The filter is defective.
The suction head is defective.
The suction head brush is worn.
The dust removal module is not
fitted correctly.
Action to be taken
▶ Empty the dust box. → page 9
▶ Fit a new filter.
▶ Change the suction head.
▶ Change the suction head.
▶ Fit the dust removal module to
the tool correctly.