Breville
Grinder Power / Motor Failure
Breville espresso machine grinder does not run at all; no sound when grinding is requested.
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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 grinder motor, Faulty grinder relay on PCB, Open thermal cutout on motor, Broken grinder switch
How to Fix / Troubleshooting
Safety: Unplug before opening the machine.
Steps:
- Confirm that the bean hopper is locked and any safety interlocks are satisfied.
- Check for error messages related to the grinder (e.g., LOCK BEAN HOPPER) and resolve them.
- Open the case and test the grinder motor for continuity with a multimeter.
- Check the grinder switch or sensor for proper operation.
- Inspect the control board for a failed grinder relay (burn marks or no click when activated).
Resolution: Replace the grinder motor if open or seized. Replace the control board if it does not supply power to a known-good motor.
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Repair Difficulty
Hard
4/5
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