De'Longhi How To Descale Magnifica ESAM4200

De'Longhi Bean to Cup coffee machines have automatic descaling programs.
After a period of use, you may see a constantly flashing light or message "Descale".
This is perfectly normal and is the machine reminding you to descale it.
Descaling is very important to keep your machine in optimum condition and avoid breakdowns.
Here is a quick, guided procedure to descale the machine.

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