en Water softening system 11 Water softening sys- To ensure good dishwashing results, you can treat the water with special salt and the water softening system. To avoid damage to the appliance, water with a hardness above 9 °E must be softened. tem Hard water leaves limescale on the tableware as well as the washing tank, and parts of the appliance may become blocked. 11.1 Overview of water hardness settings You can find an overview of the water hardness values that can be selected here. You can find out how hard your water is from your local water company or by using a water hardness tester.
Water hardness °E Hardness range mmol/l Setting value 0 - 8 Soft 0 - 1.1 H00 9 - 10 Soft 1.2 - 1.4 H01 11 - 12 Medium 1.5 - 1.8 H02 13 - 15 Medium 1.9 - 2.1 H03 16 - 20 Medium 2.2 - 2.9 H04 21 - 26 Hard 3.0 - 3.7 H05 27 - 38 Hard 3.8 - 5.4 H06 39 - 62 Hard 5.5 - 8.9 H07 Note: Set the water hardness determ- ined on your appliance. → "Setting the water softening sys- tem", Page 24 With a water hardness of 0 - 8 °E you can dispense with special salt for dishwashers and switch off the water softening system. → "Switching off the water softening system", Page 25 11.2 Setting the water soften- ing system Set the water hardness on your appli- ance. 1.
Determine the water hardness and the appropriate setting value. → "Overview of water hardness set- tings", Page 24 2. Press . 3. To open the basic settings, press for 3 seconds. a The display shows Hxx. a The display shows . 4. Press repeatedly until the right water hardness has been set. The value H04 is set at the factory. 24