In order to adjust pressure settings you will need a flat-head (slotted) screwdriver with a 6.5mm blade. Pressure settings are fully adjustable by using the PRS adjustment screw located on the selector stem of the PRS. Increase pressure by turning the screw clockwise and decrease pressure by turning the screw counterclockwise. Each full turn (360 degrees) of the screw if approximately .7 Bars.
When pressure adjustments are made, they should be documented and changed within the station detail in the Rain Bird Central Control System.