Trotec
Electrical Overheating / Component Failure
Humidifier or dehumidifier has a burning smell or visible smoke.
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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
Shorted fan motor, Burned PCB component, Loose high-current connection, Foreign object contacting heater or motor
How to Fix / Troubleshooting
Safety: Immediately unplug the unit. Do not continue to operate it. Fire risk is present.
Steps:
- Visual inspection: After the unit cools, open the housing and look for burnt components, melted insulation, or charred PCB areas.
- Check fan and heater: Ensure no plastic parts or wiring are touching hot components.
- Replace damaged parts: Replace any burned fan motor, heater element, or wiring harness with original Trotec parts.
- PCB replacement: If the main PCB is burned, replace the entire board.
- Do not use until repaired: Do not plug the unit back in until all faults are corrected and inspected by a qualified technician.
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Repair Difficulty
Professional Required
5/5
Required Part
Main Control PCB
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