I need to transfer the warranty of a Thermomix® unit. How can I process this request? Please contact Customer Service at 855.867.9904 or firstname.lastname@example.org . Please have the serial number of the unit as well as the original order number (if available) ready. Related articles What does error code C561 mean? Does Vorwerk® have an international service web page? What languages are available for recipes on Cookidoo® and on my TM5/TM6™? What is Cookidoo®? How Much Does it Cost? What is the Trade-In Program?