Miele CM 7750 CoffeeSelect Operating instructions/Installation instructions - Page 84
Descaling after prompt appears in the display, Preparing the descaling solution
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Cleaning and care Depending on how you use your machine and the water hardness level in your area, occasionally you will need to descale your machine manually in addition to automatic descaling. If a descaling cartridge is not installed, an empty cartridge is installed, or an expired cartridge is installed, the machine needs to be descaled regularly using the Descale the appliance maintenance program. The appliance will guide you through the descaling process. Various messages will appear in the display, e.g. you will be prompted to empty the drip tray or fill the water container. You need 1 descaling tablet for the descaling process. The process takes approx. 12 minutes. The coffee machine prompts you in the display when it needs to be descaled. Number of uses before the appliance needs to be descaled: 50 will appear in the display. The remaining number of drinks that can be made before descaling will show in the display after each drink. Confirm the message with OK. When the number of remaining portions reaches 0, the coffee machine will lock. Descale the appliance will appear in the display. You can switch the coffee machine off if you do not want to carry out the descaling program at this point. You cannot make any drinks until the machine has been descaled. Descaling after prompt appears in the display Descale the appliance appears on the display. Descaling cannot be canceled once it has started. It must be completed through to the end. Tap OK. The process will start. Follow the instructions on the display. When Fill the water container to the descaling mark with descaling agent and lukewarm water. Place it back in the appliance appears in the display, proceed as follows. Preparing the descaling solution For optimum descaling results, it is recommended to use the Miele Descaling Tablets. The descaling tablets have been specially developed for Miele Coffee Machines. Other descaling agents, which contain other acids besides citric acid and/or other undesirable substances, such as chlorides, may cause damage to the product. Moreover, the descaling result required cannot be guaranteed if the descaling solution was not of the appropriate concentration. The descaling tablets are available to order from the Miele online shop, from Miele Customer Service, or from your Miele dealer. 84