Lavazza Relay Operation Without Pump or Heater Response

Machine makes a clicking noise but does not start brewing.

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Safety Warning

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.

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Possible Causes

Failed pump, Failed heater, Burned relay contacts, Loose wiring to pump or heater

How to Fix / Troubleshooting

Safety first: Unplug the machine before opening.

Step 1 – Identify source of clicking

  • Usually the main board relay; indicates the board is trying to start a component.

Step 2 – Check pump and heater wiring (advanced)

  • Inspect connections to the pump and heater; reseat any loose connectors.

Step 3 – Component testing (for technicians)

  • Test pump and heater for continuity; replace failed components.
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Repair Difficulty

Hard 4/5

Required Part

Main Control Board Relay
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