Indicates a short circuit or high current draw on the specific valve station indicated. P ERR (Pump/Master Valve Error):

(Overheating / Internal Shutdown)

The word Err flashes on the screen. What it means: This is a flow monitoring error. It usually appears when the Pro-C is connected to a Hunter Flow-Clik or a master valve sensor. The controller told the water to turn on, but the sensor didn't detect movement.

(Dash / Flashing Lines)


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