Follow each step carefully.
Mix 1 part descaling solution with 2 parts water in a container.
Remove the water tank and empty any remaining water.
Pour the prepared descaling solution into the water tank.
Place a container under the coffee outlet and press the descaling button.
Allow the machine to complete the descaling cycle, which takes approximately 20 minutes.
Empty and rinse the water tank thoroughly with clean water.
Fill the water tank with fresh water to rinse the machine.
Press the coffee button to run a rinse cycle with fresh water.