EcoSmart
Overheating Electrical Components
EcoSmart water heater emits a burning smell or visible smoke during operation.
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Safety Warning
This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.
If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.
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Possible Causes
Loose high-current connections, Shorted heating element, Failed control board component, Melted insulation from overcurrent
How to Fix / Troubleshooting
Safety: Immediately turn OFF the breaker and do not use the heater until inspected. Risk of fire and shock.
- Inspect for damage: After the unit cools, remove the cover and look for burned wires, melted plastic, or charred areas on the control board or elements.
- Tighten and repair: Tighten any loose lugs and replace any burned wiring with appropriately rated conductors.
- Test elements: With a multimeter, test each element for shorts to ground. Replace any defective elements.
- Board replacement: If the control board shows burn damage, replace it with an OEM EcoSmart board.
- Professional evaluation: Due to fire risk, have a qualified technician verify the repair and overall safety before returning the unit to service.
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Repair Difficulty
Professional Required
5/5
Required Part
Main Control Board
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