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Descaling light flashing

Descaling light flashing – Appliance needs descaling

DeLonghi · Espresso Machines

What does Descaling light flashing mean?

The machine has detected that it needs to be descaled. Descaling is important to remove mineral build-up and maintain optimal performance.

Common Causes

  • Accumulated mineral deposits from water usage
  • Internal counter indicates descaling is due

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Prepare your descaling solution as per the manufacturer's instructions.

  2. 2

    Follow the detailed descaling procedure outlined in the 'Descaling' section of your manual.

  3. 3

    Start the descaling cycle as prompted by the machine.

Browse all codes in this manual (13)
Verified technical data. Last updated: April 2026

Related Faults

Alarm displayedAlarm displayed – General alarm conditionDescaling light solidDescaling light solid – Descaling cycle in progressECO light onECO light on – Energy Saving mode active
Source: DeLonghi Espresso Machines
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