[. . . ] This programme is recommended to be operated on every 1-2 months for machine cleaning and necessary hygiene. In order to achieve an efficient result use together with special machine Suitable for washing dishes with normal amount of soil. [. . . ] Make the necessary adjustment according to the test Level 5 After detecting the water hardness: 1. After turning on the machine, press Delayed Start and P+/P keys simultaneously. After the countdown (3, 2, 1) is displayed keep the keys pressed for a while. Using Delayed Start key, adjust water hardness level according to the hardness of the supply water. See "Water hardness level adjustment table" for correct setting. Press the Delayed Start key to switch the water hardness level to position 1. (r1) Press the Delayed Start key to switch the water hardness level to position 2. (r2) Press the Delayed Start key to switch the water hardness level to position 3. (r3) Press the Delayed Start key to switch the water hardness level to position 4. (r4) Press the Delayed Start key to switch the water hardness level to position 5. Perform the same hardness level adjustment that you have set on the control panel also with the regeneration adjustment switch. For example, if you have adjusted to "3" in the control panel, also set the regeneration adjustment switch to 3. [. . . ] When moving, you will need to set the water hardness level of your dishwasher again according to the information above, depending on the water hardness of the place you have moved to. If the water hardness level of your machine is adjusted previously, your machine will display the most recent hardness level adjustment. [. . . ]