Step 1
Locate the black flow control screw on the head of the valve and turn it clockwise with a screwdriver until you completely close the valve.
Step 2
Turn on the water supply to the irrigation system via the water shut-off valve.
Step 3
Turn the manual bleeder valve screw counterclockwise. This allows excess water to bleed back into the valve while you adjust the pressure in the valve.
Step 4
Adjust the flow control screw until you are happy with the water pressure coming out of the irrigation valve.
Step 5
Turn the manual bleeder valve screw clockwise, which will turn off the valve