Troubleshooting
Problem
One or more valves do not turn on
Stations turn on when they are not supposed to
One station is stuck on and will not shut off
All valves do not turn on
Timer will not power
Valves continue to turn on and off when they are
not programmed
Display says Fault and flashes a zone number
13
Possible cause
1. Faulty solenoid connection
2. Wire damaged or severed
3. Flow control stem screwed down, shutting valve off
4. Programming is incorrect
1. Water pressure is too high
2. More than one start time is programmed
3. AM/PM is incorrect
1. Faulty valve
2. Particles of dirt or debris stuck in valve
3. Valve diaphragm faulty
1. Transformer defective or not connected
2. Programming is incorrect
1. Transformer not plugged into a working outlet
1. More than one start time is programmed with overlapping
schedules
2. Excessive pressure
1. Short in the wire
2. Short in the solenoid