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Please clean brewing unit

Display shows 'Please clean brewing unit.' — Brewing unit needs maintenance

Siemens · EQ900 TQ900 Coffee Machines

What does Please clean brewing unit mean?

The appliance display indicates that the brewing unit requires cleaning. This message appears when the unit is soiled or its mechanism becomes stiff, affecting performance.

Common Causes

  • Brewing unit is soiled with coffee residues
  • Mechanism of the brewing unit is stiff

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Remove the brewing unit from the appliance as instructed in your manual.

  2. 2

    Clean the brewing unit thoroughly under running water, removing all coffee grounds and residues.

  3. 3

    Re-insert the brewing unit correctly, ensuring it is securely locked in place before closing the cover.

Browse all codes in this manual (27)
Verified technical data. Last updated: April 2026

Related Faults

Appliance unresponsiveAppliance no longer responds — Appliance has a faultBrewing unit jammedBrewing unit cannot be removed — Locking device jammedCoffee grounds wet/not compactCoffee grounds are not compact and are too wet — Grinding or bean issue
Source: Siemens EQ900 TQ900 Coffee Machines
Open Manual (Page 67)Search more codes in this manual