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Grinder not grinding beans

Grinder is not grinding any coffee beans despite full bean container — Bean feed issue

Siemens · EQ900 TQ900 Coffee Machines

What does Grinder not grinding beans mean?

The grinder is running but not processing coffee beans even though the bean container is full. This usually indicates a problem with the beans feeding into the grinder.

Common Causes

  • Beans are too oily and are not falling into the grinder

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Gently tap the bean container to encourage oily beans to fall.

  2. 2

    Consider changing to a different coffee variety that is less oily.

  3. 3

    Do not use extremely oily beans, as they can clog the grinder.

  4. 4

    Clean the empty bean container with a damp cloth to remove any oily residues.

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
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