Eufy Overheating Motor or Brush

Vacuum emits a burning smell 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 roll jammed, Motor overloading due to blockage, Worn motor bearings, Electrical short in floor head

How to Fix / Troubleshooting

Safety first: Immediately turn OFF the vacuum, remove the battery, and unplug the charger. Do not continue using the unit until the cause is identified.

  • Inspect brush roll: Remove the floor head and check for tightly wound hair or debris causing drag. Clean thoroughly.
  • Check for blockages: Ensure the wand, cyclone, and filters are not clogged, forcing the motor to work harder.
  • Smell test components: With the battery removed, smell near the floor head and main motor vents to identify which area smells burnt.
  • Allow cooling: Let the vacuum cool completely before retesting.
  • Test briefly: Reinstall the battery and run the vacuum for 10–20 seconds. If the smell returns or you hear grinding, stop immediately.
  • Replace faulty part: If the smell comes from the floor head, replace the motorized head. If from the main body, the main motor assembly likely needs replacement by a technician.
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Repair Difficulty

Hard 4/5

Required Part

Main Suction Motor Assembly
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