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.
The below image is of a new mixer wheel - if yours have no knobbly bits it requires replacing, they can be ordered from the Amamus Client Portal.

Replacement Mixer Wheels can be ordered from your client portal here.
For further support please contact us via this Support Form and raise a ticket.