14
ENGLISH
Measuring and programming water hardness
Measuring water hardness is very important for defi ning the frequency in
which the machine has to be descaled and to install the “” water
fi lter (for more detail on the water fi lter see next chapter).
To measure the water hardness follow the steps below:
1
Immerse the water hardness test strip (supplied with the machine) in
water for 1 second.
Note:
The test strip can only be used for one measurement.
2
Wait for one minute.
23
4
A
B
C
In
tenza Ar
oma S
y
st
em
M
achine wat
er har
dness setting
1
3
Check how many squares have changed the colour to red and then
consult the table.
Note:
The numbers on the water hardness test strip correspond to the water
hardness adjustment settings.
More precisely:
1 = 1 (very soft water)
2 = 2 (soft water)
3 = 3 (hard water)
4 = 4 (very hard water)
The letters correspond to the references that are located at the base of the
“” water fi lter. (see next chapter for this).
Y
ello
w
Y
ello
w
4
Now you can program the water hardness setting.
Press
the
“
” button and scroll the pages by pressing the “
”
button until the following icon is displayed.
Note:
The machine is supplied with standard water hardness setting, suitable for
most of the type of water.
5
Press the “
” button to increase the value or the “
” button to
decrease the value.
6
Press the “
” button to confi rm the setting.
