IF CONTROLLER IS BLANK OR READS "No AC":
-Check to make sure controller is plugged into outlet
-Check to make sure there is power to the outlet
-Check the breaker box to make sure it hasn't tripped a breaker or blown a fuse
IF CONTROLLER SHOWS RUNNING, BUT SYSTEM NOT COMING ON:
-Check to make sure that the main shut off valve for the system is open
-Check wires going into timer and valves to make sure they are not loose or broken
-Make sure Rain Sensor is on bypass.
SYSTEM IS CYCLING REPEATEDLY:
-Check start times (only one start time in station one is needed, other stations should be off)
RAIN SENSOR DOES NOT SUSPEND IRRIGATION:
-Check to make sure Rain Sensor is not on bypass position
SPRINKLER IS RUNNING AND WILL NOT SHUT OFF FROM THE CONTROLLER:
-You can shut the water off to the system without cutting the water off to your house at the master shut off valve that is located at the street near your main water meter. It will be a RED "T" handle on the white PVC pipe in a green or black box.