Eemax
Overheating Electrical Components
Unit emits a burning smell or visible smoke when operating.
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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, Failing heating element, Control board component failure, Foreign material inside unit
How to Fix / Troubleshooting
Fire hazard: Immediately turn OFF power at the breaker and do not use the heater until inspected.
Inspection steps:
- Remove the front cover and look for burned or discolored components, melted plastic, or charred wiring.
- Tighten all high-current terminals at the elements and terminal block.
- Replace any burned wiring with appropriately rated wire and terminals.
- If the smell originates from the control board or if there is visible damage, replace the main control board.
- Ensure there are no foreign objects (insulation, debris) inside the unit that could be burning.
Do not restore power until all damaged components are replaced and wiring is secure.
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Repair Difficulty
Professional Required
5/5
Required Part
Main Control Board
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