|Display is Blank||No supply power|
Transformer is not pluged in
|Display is Scrambled||Start-up Problem. Unplug the power, remove the battery and let sit for 30 seconds. Replace battery and reapply power.|
|One or more valves do not turn on||Faulty Solenoid.|
Valve wire not connected or broken.
Flow stem on valved screwed now, shutting off valve.
Water source not on.
|Continous loss of program||Battery not connected.
Electronic noise on power source.
|Valves turn on when they're not suppose to||Water pressure to high.|
More than one start time programmed.
|Valve stuck open and will not turn off||Faulty valve|
Particals of dirt stuck inside valve
Faulty valve diaphragm
|None of the valves turn on||Transformer not plugged in|
|Timer will not power up||Transformer not plugged in.|
|Valves continue to turn on and off when they're not programmed to do so.||More than one start time programmed with overlapping schedules.|
Water pressure to high.