Zwilling Mechanical Interference in Brew Group Drive

Loud banging or knocking noise occurs during brewing or when the brew group moves.

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.

Possible Causes

Brew group misaligned, Broken or missing gear teeth, Foreign object in drive mechanism

Safety: Unplug the machine before accessing the brew group drive.

Remove and reseat brew group: Take out the brew group, clean it, and reinstall carefully following the manual.
Inspect drive gears: With covers removed, observe the plastic gears that move the brew group. Look for missing teeth or cracks.
Remove debris: Clear any foreign objects or loose plastic pieces from the drive area.
Replace damaged parts: Install new gears or a new drive motor assembly if components are broken.

Hard 4/5

Brew Group Drive Gear Set

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