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Rain Bird ESP-6 Outdoor: Blank Screen After Rain Exposure

Symptom: Dead Controller After Possible Water Intrusion

After rewiring a zone with new wire (which worked), the ESP-6 shows blank screen. Controller door may have been left open during rain.

Key Points

  • Field wires do not need to be connected for controller to power up.
  • Try reset button on back of panel (pen/pencil).
  • Remove battery, disconnect power 60 sec, reconnect without battery.

Likely Cause: Water Damage or Shorted Solenoid

Rain may have damaged the board. Also, a shorted solenoid on any zone can take out the controller. Test all solenoids (20–60 Ω) or replace them.

Replacement Already Ordered

Good decision. When new unit arrives, install surge protector on 120 V line and consider a low-voltage suppressor on common wire.

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