Water hardness
Adjusting the water hardness
setting
Use of salt
Clarke
°TH
mmol/l
manually
electronically
64 - 88
91 - 125
9,0- 12,5
2
level 10
yes
53 - 63
76 - 90
7,6 - 8,9
2
level 9
yes
46 - 52
65 - 75
6,5 - 7,5
2
level 8
yes
36 - 45
51 - 64
5,1 - 6,4
2
level 7
yes
28 - 35
40 - 50
4,0 - 5,0
2
level 6
yes
23 - 27
33 - 39
3,3 - 3,9
2
level 5
yes
18 - 22
26 - 32
2,6 - 3,2
1
level 4
yes
13 - 17
19 - 25
1,9 - 2,5
1
level 3
yes
5 - 12
7 - 18
0,7 - 1,8
1
level 2
yes
< 5
< 7
< 0,7
1
level 1
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)
Set switch to position 1 or
2
The water softener is factory set at position 2.
Setting electronically
The dishwasher is factory set at level 5.
1. Press the On/Off button. The dishwasher
must be in setting mode.
2. Simultaneously press and hold function
buttons
B
and
C
, until the lights of function
buttons
A
,
B
and
C
start flashing.
3. Press function button
A
, the lights of func-
tion buttons
B
and
C
turn off while the light
of function button
A
continues to flash. The
current level shows on the digital display
11
Содержание ZDT 420
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