The softener should be adjusted according to the hardness of the water in your area. Your

local Water Authority can advise you on the hardness of the water in your area.

°dH

51 - 70

43 - 50

37 - 42

29 - 36

23 - 28

19 - 22

15 - 18

11 - 14

4 - 10 < 4

Water hardness

 

°TH

 

mmol/l

91

- 125

9,1

- 12,5

76

- 90

7,6

- 8,9

65

- 75

6,51 - 7,5

51

- 64

5,1

- 6,4

40

- 50

4,0

- 5,0

33

- 39

3,3

- 3,9

26

- 32

2,61 - 3,2

19

- 25

1,9

- 2,5

7 - 18

0,71 - 1,8

< 7

< 0,7

 

 

 

 

Adjusting the water hardness

setting

manually

 

electronically

2

 

level 10

2

 

level 9

2

 

level 8

2

 

level 7

2

 

level 6

2

 

level 5

1

 

level 4

1

 

level 3

1

 

level 2

1

 

level 1

 

 

 

Use of salt

yes yes yes yes yes yes yes yes yes no

The water softener must be set in both ways: manually, using the water hardness dial and electronically.

Setting the water softener manually (see table)

The water softener is factory set at position 2.

Set switch to position 1 or 2

Setting the water softener electronically (see table)

The dishwasher is factory set at level 5.

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Zanussi ZDT 6454 Setting the water softener manually see table, Setting the water softener electronically see table