Atag CS4411T Manuel page 269

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SETTING THE WATER HARDNESS
It is necessary to descale your appliance at regular intervals. This is the only way to prevent
damage. Your appliance has a system that automatically displays when it needs descaling. It is
preset to a water hardness 3. Change the value if your water is softer.
Checking the water hardness
Information on the hardness of the water in your area can be obtained from the local water board.
Changing the water hardness
1 Press Menu and turn the Multi-
function Selector to choose 'Water
hardness'.
3 Press Next/Start.
The appliance is now programmed
to provide the descaling warning
when necessary, based on the
actual hardness of the water.
Display Type
1 Very soft water
2 Soft water
3 Hard water
4 Very hard water
EN 42
2 Press Next/Start to confi rm. Turn the
Multi-function Selector to choose the
desired water hardness.
PPM French deg. (°df)
0 - 105 0 - 11
125 - 230 12 - 23
250 - 350 24 - 36
> 375 > 37
German deg.
(°dH)
0 - 6
7 - 13
14 - 20
> 21