Sprinkler system manual valves

Results 1 - 24 of 74 Get free shipping on qualified Sprinkler Valves products or Buy Online Pick Up in Store today in the Manual Anti-Siphon Thread Valve. Rain Bird Orbit Brass 3/4 in. Anti-Siphon Irrigation fileslib. How does a manual sprinkler valve work? Water enters the valve from the system main line and exerts a force against the center of the valve's diaphragm . A small orifice in the diaphragm allows the water to flow through to the upper chamber between the diaphragm and the bonnet. Can you turn the sprinkler system on manually? If your sprinkler timer has failed, or there is an issue with the wiring, it is still possible to turn on the sprinkler zone manually, by opening the valve with your hands . This way you don't have to run back and forth between the timer/controller and the zone you are watering.
Knowing how to turn on a sprinkler valve manually at the valve will help you in adjusting or Duration: 1:21 Posted:
To open the valve manually, twist the manual bleed screw counter-clockwise until the valve opens. It usually doesn't need to be more than one-half turn. To