---
title: How to Change the Chocolate Mixer Wheel on a WMF Coffee Machine
description: Hot Chocolate Not working, Grinding, banging, chocolate not dispensing.
---

[Skip to content](https://support.amamus.coffee/knowledge/mixerwheel#main-content)

English

Show submenu for translations

[Problem not solved? Log a support ticket here](https://support.amamus.coffee/knowledge/kb-tickets/new?hsLang=en)

![Amamus\_logo\_black\_large.png\]](https://support.amamus.coffee/hs-fs/hubfs/Amamus_logo_black_large.png?height=40&name=Amamus_logo_black_large.png)

Open main navigation

Close main navigation

- English
  
  Show submenu for translations
- [Problem not solved? Log a support ticket here](https://support.amamus.coffee/knowledge/kb-tickets/new)

 Welcome to our Knowledge Base. Select the brand of machine below, or alternatively, enter some keywords below to help you find the answers you need.

- There are no suggestions because the search field is empty.

1. [Customer Support Page](https://support.amamus.coffee/knowledge?hsLang=en)
2. [WMF Coffee Machines](https://support.amamus.coffee/knowledge/wmf-coffee-machines?hsLang=en)
3. [Hot Chocolate not working](https://support.amamus.coffee/knowledge/wmf-coffee-machines?hsLang=en#hot-chocolate-not-working)

# How to Change the Chocolate Mixer Wheel on a WMF Coffee Machine

## If your hot chocolate is making a banging/grinding noise when dispensing the chocolate wheel may be worn.

When the chocolate mixer wheel is worn is can make a horrendous noise and may seem that an engineer visit is required. This could be the mixer wheel is worn and needs replacing. 

Please see this video on how to change and below the image of a new wheel. 

 

<iframe data-hsv-src="https://play.hubspotvideo.com/v/5598657/id/207887940881" referrerpolicy="origin" sandbox="allow-forms allow-scripts allow-same-origin allow-popups" allow="autoplay; fullscreen;" style="position: absolute !important; width: 100% !important; height: 100% !important; left: 0; top: 0; border: 0 none; pointer-events: initial" title="HubSpot Video" loading="lazy" data-hsv-id="207887940881" data-hsv-style="" data-hsv-width="1080" data-hsv-height="1920" data-hsv-autoplay="false" data-hsv-loop="false" data-hsv-muted="false" data-hsv-hidden-controls="false" data-hsv-full-width="false"></iframe>

 

The below image is of a new mixer wheel - if yours have no knobbly bits or the centre plastic has worn down it will not seat correctly and requires replacing, they can be ordered from the Amamus Client Portal. 

![PHOTO-2026-08-19-10-15-17](https://support.amamus.coffee/hs-fs/hubfs/PHOTO-2026-08-19-10-15-17.jpg?width=670&height=440&name=PHOTO-2026-08-19-10-15-17.jpg)

 

Replacement Mixer Wheels can be ordered from your [client portal here](https://amamus.coffee/product/wmf-replacement-chocolate-mixer-wheel/). 

 

For further support please contact us via this [Support Form](https://support.amamus.coffee/knowledge/kb-tickets/new?hsLang=en) and raise a ticket.

- [JURA Coffee Machines](https://support.amamus.coffee/knowledge/jura-coffee-machines?hsLang=en#main-content)

    - [Jura GIGA x3 / GIGA x3c Coffee Machine](https://support.amamus.coffee/knowledge/jura-coffee-machines?hsLang=en#jura-giga-x3-giga-x3c-coffee-machine)
    - [Jura X10 Coffee Machine](https://support.amamus.coffee/knowledge/jura-coffee-machines?hsLang=en#jura-x10-coffee-machine)
    - [Jura JX10 Coffee Machine](https://support.amamus.coffee/knowledge/jura-coffee-machines?hsLang=en#jura-jx10-coffee-machine)
    - [Jura W10 Coffee Machine](https://support.amamus.coffee/knowledge/jura-coffee-machines?hsLang=en#jura-w10-coffee-machine)
    - [Error Messages](https://support.amamus.coffee/knowledge/jura-coffee-machines?hsLang=en#error-messages)
    - [Jura Common Issue's](https://support.amamus.coffee/knowledge/jura-coffee-machines?hsLang=en#jura-common-issues)
    - [Instructions](https://support.amamus.coffee/knowledge/jura-coffee-machines?hsLang=en#instructions)
- [WMF Coffee Machines](https://support.amamus.coffee/knowledge/wmf-coffee-machines?hsLang=en#main-content)

    - [WMF 1100](https://support.amamus.coffee/knowledge/wmf-coffee-machines?hsLang=en#wmf-1100)
    - [Hot Chocolate not working](https://support.amamus.coffee/knowledge/wmf-coffee-machines?hsLang=en#hot-chocolate-not-working)
    - [Peak 50](https://support.amamus.coffee/knowledge/wmf-coffee-machines?hsLang=en#peak-50)
- [Zip Taps](https://support.amamus.coffee/knowledge/zip-taps?hsLang=en)
- [Bravilor Coffee Machines](https://support.amamus.coffee/knowledge/bravilor-coffee-machines?hsLang=en)
- [Victoria Arduino](https://support.amamus.coffee/knowledge/victoria-arduino?hsLang=en)
- [Culligan Taps](https://support.amamus.coffee/knowledge/culligan-taps?hsLang=en)
- [Support Request](https://support.amamus.coffee/knowledge/support-request?hsLang=en)

[![Chill listening crop-3](https://support.amamus.coffee/hs-fs/hubfs/Amamus_logo_black_small-1.png?width=134&height=24&name=Amamus_logo_black_small-1.png "Chill listening crop-3")](https://amamus.coffee/support/)

Amamus

Copyright © 2026, Amamus Ltd.

```json
{
  "@context" : "https://schema.org",
  "@type" : "VideoObject",
  "contentUrl" : "https://5598657.fs1.hubspotusercontent-na1.net/hubfs/5598657/video_assets/207893544377/inherited/web_optimized.mp4",
  "dateModified" : "2026-02-18T11:43:42.731Z",
  "duration" : "PT25S",
  "height" : 1920,
  "name" : "IMG_0491",
  "thumbnailUrl" : "https://5598657.fs1.hubspotusercontent-na1.net/hubfs/5598657/Mixer%20Wheel.mov/medium.jpg",
  "uploadDate" : "2026-02-18T11:42:59.905Z",
  "width" : 1080
}
```