ok I found the leak culprit. Its the tiny black o-ring in the underside of the valve lid. It has a crack in it. I tried going to the hardward store to get a replacement but they dont have the exact size I need. So I contacted the company that sold me the sprinkler valve and they agreed to send me a ...

Thanks for the reply No, the sprinkler valve is attached correctly (i.e., arrow is pointed towards the barrel). The gun fires fine, but the air leaks out of the pilot exhaust valve stem, so you need to fire it before the air all leaks out. I'm not sure what you mean by # 2... how would this make a d...

Hi everyone, I have recently built a pneumatic cannon w/ a modified blow gun attachment. However, next... I want to build a remote control cannon using the solenoid with an Orbit 1" sprinkler valve (i.e., no blowgun modification). Everything is going good except I can't get the pilot valve to seal. ...