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Water softening system
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11 Water softening sys-
tem
Hard water leaves limescale on the
tub and tableware and parts of the
appliance may become blocked.
To ensure good dishwashing results,
you can treat the water with special
salt and the water softening system.
To avoid damage to the appliance,
water with a hardness above 9 °E
must be softened.
11.1 Overview of water hardness settings
You can find an overview of the water hardness values that can be selected
here.
You can find out how hard your water is from your local water company or by
using a water hardness tester.
Water hardness
°E
Hardness range
mmol/l
Setting value
0 - 8
Soft
0 - 1.1
H:00
9 - 10
Soft
1.2 - 1.4
H:01
11 - 12
Medium
1.5 - 1.8
H:02
13 - 15
Medium
1.9 - 2.1
H:03
16 - 20
Medium
2.2 - 2.9
H:04
21 - 26
Hard
3.0 - 3.7
H:05
27 - 38
Hard
3.8 - 5.4
H:06
39 - 44
Hard
5.5 - 6.2
H:07
Note:
Set the water hardness determ-
ined on your appliance.
With a water hardness of 0 - 8 °E
you can dispense with special salt
and switch off the water softening
system.
11.2 Setting water softening
system
Set the water hardness on your appli-
ance.
1.
Determine the water hardness and
the appropriate setting value.
→
"Overview of water hardness set-
2.
Press .
3.
Press and hold
.
4.
Turn the programme selector until
the display shows H:04.
5.
Release the button.
6.
Turn the programme selector until
the required level has been set.
The appliance is set to H:04 at the
factory.
7.
Press
to save the setting.
11.3 Special salt
You can use special salt to soften
water.
Adding special salt
If the special salt refill indicator lights
up, add special salt to the dispenser
for special salt just before the pro-
gramme starts. The amount of spe-
cial salt required depends on the wa-
