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Contoure error code EE

FaultWater Heater — TanklessVerified against the manufacturer's manual

Internal failure of the control system, supply voltage too high or too low, or insufficient power supply. Rated DC 12 V; applicable range DC 10 V to 17 V; rated input current less than 10 A.

What to check, and in what order, is in the app. The flow Contoure AA-65KWO - error code lookup walks this code step by step with the pass/fail measurements, wiring schematics and procedures that go with it, and it works offline in the bay.

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