Outdoor Timer User Manual
38
If you are having a problem with the timer, check the following symptoms, possible causes and remedies. 
If the problem cannot be resolved, or you would like assistance with any Toro irrigation product, call our toll-free 
Toro Help Line at 1-800-367-8676, Monday through Friday, 7:30 a.m. – 4:00 p.m. (Pacific Time).
  Troubleshooting
Possible Cause
Main power is disconnected.
Watering programs have overlapping 
schedules.
Faulty control valve wire connections. 
Automatic Circuit Protection has 
disabled the zone.
Zone run time is turned Off.
Control valve problem. 
More than one start time on the 
program.
Season Adjust setting greater than 
100%. 
Remedy
Check the transformer connections 
(indoor model) or circuit breaker 
service panel (outdoor model). 
Shorten zone run times (p. 28) and/or 
space start times farther apart (p. 27).
Check the wire connections at the 
control valve and timer.
Check for faulty valve solenoid and 
replace if necessary.
Enter a zone run time (p. 28)
Inspect, clean and/or repair valve 
as needed.
Remove additional program start 
times (p. 27).
Review Season Adjust factor (p. 34).
Symptom
The display is blank and the 
timer does not operate.
Watering programs start at 
unscheduled times.
Watering zone does not turn on.
Watering zone does not turn off.
An Program restarts unexpectedly 
after the completion of an 
automatic operation.










