Contoure error code E2
False fire failure - a flame signal was detected BEFORE ignition. Flame sensor failure or controller failure.
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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- Contoure AA-65KWO Tankless Water Heater Instruction ManualContoure (National Quality Products, LLC)
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