Electrolux AR 4090 Operating Instructions Manual page 27

USE OF THE PROGRAMMER
On the programmer the indicator of speed 3 will
be On.
Make the selection of the preferred working
speed using button "Speed".
Note: every time a button is pressed an acoustic
signal will be heared.
Enable two electrovalves pressing button +/- two
times.
Enable the solution pump using button On/Off.
Note: in order to get a regular solution flow to the
brushes you are obliged to use the
solution pump (On).
Enable the suction motor by pressing the
corresponding button: the suction motor will work
for a few seconds.
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