[robyo23]

Thanks guys I'll give it a try this weekend - after she comes out of the paint booth

Rob

Originally Posted by ensteele

I can almost guarantee that it is the O-Ring. It will fix that problem and you don't need a new pump. Good luck. Here is the link to the How-To.

Originally Posted by immortal_suby

Before you replace that pump just try a new o-ring. It could be the culprit since you say your belts are fine. It is a very cheap and easy fix. There is a how-to on this site.