• German degrees (dH°).
• French degrees (°TH).
• mmol/l (millimol for each litre - international unit for the hardness of water).
• Clarke degrees.
Adjust the water softener to the water hardness in your area. If necessary, contact your
local water authority.
Water hardness Water hardness adjustment
°dH °TH mmol/l Clarke manually electronically
51 - 70 91 - 125 9,1 - 12,5 64 - 88
2
1)
10
43 - 50 76 - 90 7,6 - 9,0 53 - 63
2
1)
9
37 - 42 65 - 75 6,5 - 7,5 46 - 52
2
1)
8
29 - 36 51 - 64 5,1 - 6,4 36 - 45
2
1)
7
23 - 28 40 - 50 4,0 - 5,0 28 - 35
2
1)
6
19 - 22 33 - 39 3,3 - 3,9 23 - 27
2
1)
5
1)
15 - 18 26 - 32 2,6 - 3,2 18 - 22 1 4
11 - 14 19 - 25 1,9 - 2,5 13 - 17 1 3
4 - 10 7 - 18 0,7 - 1,8 5 - 12 1 2
< 4 < 7 < 0,7 < 5
1
2)
1
2)
1) Factory position.
2) No use of salt is necessary.
You must adjust the water softener manually and electronically.
Manual adjustment
Turn the water hardness dial to the position 1 or 2
(refer to the chart).
Electronic adjustment
1. Switch on the appliance.
2. Make sure that the appliance is in setting mode.
3. Press and hold function buttons B and C until the indicator lights of function buttons
A, B and C start to flash.
4. Release function buttons B and C.
5. Press function button A.
– The indicator lights for function buttons B and C go off.
10
Setting the water softener
