Hilti WFE 450-E Mode D'emploi Original page 24

Trouble or fault
No suction or reduced suc-
tion.
Sanding disc does not adhere
to backing pad.
Electrostatic discharge.
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.
▶ Do not dispose of power tools, electronic equipment or batteries as household waste!
10 RoHS (Restriction of Hazardous Substances)
Click on the link to go to the table of hazardous substances: qr.hilti.com/r2085.
There is 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.
18 English
Possible cause
The dust bag is full.
Dust removal connector clogged.
Foreign matter on backing pad.
Velcro of the backing pad is worn.
Vacuum cleaner without anti-static
equipment.
Interruption of the ground conduc-
tor.
Action to be taken
▶ Dispose of the old dust bag and
insert a new dust bag.
▶ Remove the dust box and clear
the suction channel.
▶ Clean the backing pad.
▶ Replace the backing pad.
▶ To prevent electrostatic effects,
use an anti-static vacuum
extractor.
▶ Check the ground conductor.
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