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Cooling Fan Failure
Charger’s internal fan (if equipped) is noisy, rattling, or not spinning, leading to higher internal temperatures.
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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
Dust buildup in fan bearings, Fan motor wear, Obstruction by internal wiring, Fan connector loose or disconnected
How to Fix / Troubleshooting
Safety: Disconnect power before working near moving parts.
- Inspect fan: Open the housing and visually check the fan for dust, debris, or wires touching the blades.
- Clean and free movement: Remove dust with compressed air and ensure the fan spins freely by hand.
- Check connector: Verify that the fan’s power connector is firmly seated on the control or power board.
- Replace fan: If the fan is seized, noisy, or does not start when the charger heats up, replace it with an identical specification unit.
- Monitor temperature: After replacement, monitor internal temperature via the app during a test charge.
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Repair Difficulty
Medium
3/5
Required Part
Internal Cooling Fan
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