Hello again. How may of you listers have replaced the expansion valve on your Ur-qs or 4000s?. I have to do mine if I want A/C for the rest of summer. Gary Thanks! -------------- next part -------------- An HTML attachment was scrubbed... URL: http://www.audifans.com/pipermail/quattro/attachments/20010809/cbe0a7a8/attachment.htm