De'Longhi Coffee Machines Help Center
Combi coffee maker COM530Steam button double flashes
Combi coffee maker COM530
Steam button double flashes
Try this solution

Descale the espresso unit

Possible cause:
Scale in the water circuit.

Do you need descaler? Delonghi's EcoDecalk has been specifically designed with your machine in mind. Using this descaler regularly will prolong the lifespan of your machine and keep it running at optimal performance.

De'Longhi Coffee Machine Descaler EcoDecalk 500ml Best Value Pack (

Follow the step-by-step guide:

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