This is the company that sources a lot of Aldi's power tools. Don't
know whether that includes the genny.
http://www.walter-werkzeuge.com/en/
Here are the contact details for the service agent for the genny.
According to the homepage, they'll send you a manual, if that's any
use:
http://www.aldiwarranty.co.uk/search...ail.asp?id=906