24
PROBLEM CAUSES SOLUTIONS
The display reads a station number and ERR
There has been a fault with the wire leading
to the valve.
Check station wire for continuity. Replace or
repair shorted wire. Check that all wire con-
nections are good and watertight.
Rain Sensor does not suspend irrigation.
Rain sensor is defective or miswired. Verify operation of sensor and proper wiring.
Rain sensor is in the RUN (BYPASS
SENSOR) position.
Return dial to the RUN position.
Frozen Display
Power surge. Unplug transformer, remove battery,
wait several seconds, repower and
reprogram controller.
Automatic irrigation does not start at
start time and controller is not in the
system off mode.
AM/PM of time of day not set correctly. Correct AM/PM of time of day.
AM/PM of start time not set correctly.
Correct AM/PM of start time.
Start time is disabled (Set for Off). Set start time. See "Setting Start Times"
(page 17).
Rain sensor is preventing operation. Turn dial to RUN (BYPASS SENSOR).
Controller is not receiving AC power.
Check AC connections.
Valve will not turn on.
Short in wire connections. Check wiring for short or faulty wire
connections.
Bad solenoid Replace solenoid.
TROUBLESHOOTING GUIDE (continued) .............................................................................
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