Aquabion
Controller Overheating or Transformer Overload
Aquabion softener control head is warm or hot to the touch.
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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
Power adapter overloaded or incorrect rating, Blocked ventilation around controller, Internal short on control board, Installation near heat source
How to Fix / Troubleshooting
Safety first: Unplug the unit immediately if it feels excessively hot or smells of burning plastic.
- Verify power adapter: Confirm that the Aquabion power supply matches the voltage and current rating specified on the controller label. Replace with the correct adapter if mismatched.
- Improve airflow: Ensure the controller has adequate ventilation and is not enclosed tightly or covered.
- Inspect board: After cooling and unplugging, open the controller and inspect the main control board for burnt components. Replace the board if any damage is visible.
Warning: Do not continue operating a unit that overheats; fire risk is possible.
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Repair Difficulty
Medium
3/5
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