Adjustment Of Water Hardness - Jura IMPRESSA 401 Instructions For Use Manual

To adjust the grinding, turn the selector key (Fig. 1) to the de-
sired position.
You have the following options:
he smaller the dots, the finer the grinding
the larger the dots, the coarser the grinding
The grinding may only be adjusted with the grinder in ope-
ration.

3.6 Adjustment of water hardness

Water is heated in the machine. This leads to scale as a result of
use, which is automatically shown on the display
Before first operation, the machine must be adjusted to match the
hardness of the water used. For this, please use the enclosed test
sticks.
1° water hardness on the German scale represents 1.79° on
the French scale.
The machine has 5 hardness settings to choose from. During the
adjustment, the grade in question is shown on the display.
Setting 0 = Adjustment for Display
Claris filter cartridges
The automatic scale display is
switched off.
Setting 1
German water hardness 1 – 7°
French water hardness 1.79 – 12.53°
Setting 2
German water hardness 8 – 15°
French water hardness 14.32 – 26.85°
Setting 3
German water hardness 16 – 23°
French water hardness 28.64 – 41.14°
Setting 4
German water hardness 24 – 30°
French water hardness 42.96 – 53.7°
In the factory, the machine is set to hardness level 3. You can alter
this setting. Proceed as follows:
.
Remove the mains plug with the wire from the wire box on the
back of the machine.
Insert the mains plug.
Do not switch the machine on.
Press the coffee key
flashes and the
By pressing the coffee key
tings.
In order to set your degree of water hardness, select the corre-
sponding setting and press the ON/OFF
store this setting. The display goes off.
The water hardness only needs to be set before the first use
or if a different water quality is used.
If you do not alter the setting for longer than 60 seconds, the
display goes off. The last stored figure is retained.
for about 3 seconds. The
, , symbols light up.
, you can select the individual set-
switch in order to
symbol
E
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