Dyson
Overheating component or friction burn
Vacuum emits a burning smell or hot plastic odor during or after use.
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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
Brush bar jam causing belt or plastic to overheat, Motor overheating due to blocked airflow, Electrical short in cleaner head, Hair wrapped tightly around brush bearings
How to Fix / Troubleshooting
Safety: Stop using the vacuum immediately and remove the battery. Do not continue to run a unit that smells like burning.
- Inspect cleaner head: Remove the brush bar and check for melted plastic, burnt belt, or scorched debris. Clear all jams and replace damaged parts.
- Check filters and airflow: Clean filters and clear blockages to ensure proper cooling airflow.
- Smell source: Smell near the motor housing and cleaner head separately to identify the origin.
- Service if persistent: If the burning smell persists after cleaning and replacing the head (if needed), the motor or wiring may be damaged and should be inspected and replaced by a professional.
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Repair Difficulty
Hard
4/5
Required Part
Motorized Cleaner Head
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