22
23
PROBLEM
CAUSES
SOLUTIONS
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 (blown fuse).
Check wiring for short or faulty wire
connections.
Bad solenoid
Replace solenoid.
Fuse blown/Fuse blows repeatedly.
Short in valve wiring.
Check valve wiring.
Shorted solenoid.
Check valve solenoids, replace if defective.
Controller waters the same area more than
one time/Controller cycles continuously.
Too many start times entered in program
(user error).
One start time activates a complete cycle.
See
"Setting Start Times"
(page 17).
Summary of Contents for 600i
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