De'Longhi Unexpected Power-Off / Thermal or Electrical Protection

Machine shuts off unexpectedly during brewing

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

Possible Causes

Overheating thermoblock, Faulty thermal sensor, Loose power connection, Defective main board

Safety first: Allow the machine to cool for at least 30 minutes before reuse.

Ventilation: Ensure there is adequate space around the machine for airflow and that vents are not blocked.
Stable power: Plug directly into a wall outlet, avoiding overloaded power strips.
Test with water only: Run a rinse cycle and observe if the machine stays on.
If shutdowns continue: Internal thermal protection or electronics may be faulty and require service.

Hard 4/5

Main Control Board

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