ARDES AR5S41PBT Mode D'emploi page 18

ADJUSTMENT HEIGHT.
Loosen the height adjustment knob (14), then set the desired height for
the fan. Tighten firmly the knob after adjusting the rod.
N.B: this operation must always be carried out while the fan is turned off.
Maintenance
Before carrying out the regular cleaning operations turn off the fan and
unplug it.
For external cleaning use a soft and dry cloth.
DO NOT dip the device in water, or splash it with any other liquids.
DO NOT use solvents or any other chemical products for cleaning it.
Reinstall the guard after cleaning and before connecting the plug tot he
mains.
When you do not use it, after cleaning it, store the fan in a dry place.
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