Try this link
Thank you for asking this question and for those that gave the link. I think the information on this site could be adapted to other machines as well. *4 all.
I think this is the link you are looking for.
I'm not sure I read the post you're referring to but I do know of a site which is really helpful if you need to service your own machine: Anns' ULT Fix It, was this the link you needed? :) xXx
http://www.annsultfixit.com/UltFi...
sorry, didn't realise I'd typed it wrong .. oops lol
hrm links dont work when adding comments, eh? /UltFixit.html after the .com anyway :) xXx