CLEAN ME
Breville Brew Circuit Contamination / Coffee Oil Buildup

Breville espresso machine shows CLEAN ME or a cleaning light and may have slow or uneven flow.

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Possible Causes

Dirty group head, Clogged shower screen, Coffee oil buildup in 3-way valve, Lack of regular backflushing

How to Fix / Troubleshooting

Safety: Allow the machine to cool before disassembling the group head.

Cleaning cycle:

  • Insert the cleaning disc (blind filter) into the portafilter and add a Breville cleaning tablet.
  • Lock the portafilter into the group head.
  • Start the CLEAN ME cycle according to your model's instructions. The machine will automatically pulse water through the 3-way valve.
  • After the cycle completes, remove the portafilter, rinse, and run a few blank shots to flush residue.

Manual cleaning:

  • Remove the shower screen and dispersion plate. Soak them in hot water with espresso cleaner, then scrub with a soft brush.
  • Wipe the group head gasket and surrounding area to remove coffee oils.

Resolution: The CLEAN ME indicator should reset after the cleaning cycle. If flow remains restricted, repeat the process or inspect for scale buildup requiring descaling.

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Repair Difficulty

Easy 2/5

Required Part

Shower Screen
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