alright then. thanks for the advice, it sounds like it may work. i am also having issues with air flowing out of the R port while i am filling my air chamber, this is whilst the QEV is supposed to be closed. do you have any advice on that? thanks very much.

Hello. i recently purchased a QEV and it is proving difficult to get it working! iv'e put a spring behind the plunger, attatched an air tank which i fill into directly from a schrader valve at ~30 psi to the port marked A. and i have attatched a blowgun trigger valve onto the port marked -P- basical...