Toro ECx User Manual page 25

Note:
Problem: Timer Display and settings are working but
valves will not run.
Solution: Check fusr and transformer and make sure
main water is on.
Problem: If you unplug battery and display disappears
check transformer, it should be warm to touch if on for
5+ minutes. If connection is good you should have 24
volts to timer.
ø
Problem: Display has and will not water.
Solution: Check sensor switch.