Miele G 6570 Operating Instructions Manual page 23

Water hardness
The display will change to the screen
for setting the water hardness.
– The dishwasher must be
programmed to the correct water
hardness for your area.
– Your local water authority will be able
to advise you of the water hardness
level in your area.
– Where the water hardness fluctuates
e.g. between 1.8 and 2.7 mmol/l (10 -
15 °d - German scale) always
programme the dishwasher to the
higher value (2.7 mmol/l or 15 °d in
this example).
In the event of a fault, it will help the
service technician if you know the
hardness of your local water supply.
Enter the water hardness below:
____________mmol/l or °d
The dishwasher is programmed at the
factory for a water hardness level of 2.7
mmol/l (15 °d - German scale).
 Use the  arrow buttons to select
the hardness you want and confirm
with OK.
See "Settings menu, Water hardness"
for more information.
Before using for the first time
The message
appear in the display.
After confirming this with OK, the
prompts 
Add salt
may appear.
 Add salt and rinse aid if necessary
(see "Before using for the first time -
"Dishwasher salt" and "Rinse aid").
 Confirm the messages with OK.
The programme selected will appear
briefly in the display and the
appropriate indicator light will come on.
Then, if applicable, the estimated
energy and water consumption for the
programme selected will appear for a
few seconds.
Finally, the display will show the
estimated programme duration for the
programme selected.
These basic settings will be saved in
memory after the dishwasher has been
through one complete programme.
will then
Set up finished
and 
Add rinse aid
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