H.Koenig UP680 Manuel D'utilisation page 6

4. Never modify the appliance in any way as this may
increase the risk of personal injury;
5. Only use replacement parts or accessories provided or
recommended by manufacturer.
Intended use:
1. This appliance has been designed for domestic dry vacuum cleaning
only;
2. Do not pick up liquids or use on wet surfaces;
3. Do not pick up anything that is flammable, burning or smoking;
4. Use only as described in this manual;
5. Don't use on concrete, tarmacadam or other rough surfaces.
WARNING:
1. Do not use water, solvents, or polishes to clean the outside of the
appliance; wipe clean with a dry cloth;
2. Never immerse the unit in water and do not clean in a dish washer.