rotating the cam to troubleshoot an indexing valve

Rotating the Cam

This is a troubleshooting technique if all of your outlets are live. What I mean is if you have a four-outlet valve with four zones, a six-outlet valve with six zones, etc…. For the four-outlet valve, there’s still an outlet every 90°; for a six, there’s one every 60°. It won’t affect the function of…