Tower Overheating Motor or Brush Bar

Vacuum emits a burning smell during use, with or without reduced performance.

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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

Hair jammed in brush bar causing belt or motor strain, Blocked filters causing motor overheat, Failing motor windings, Foreign object stuck in floorhead

How to Fix / Troubleshooting

Safety first: Immediately switch off the vacuum, remove the battery, and allow the unit to cool. Do not continue using it until the cause is found.

  • Step 1 – Inspect brush bar: Remove the brush bar and clear all hair and debris. Check that it spins freely.
  • Step 2 – Check for melted plastic: Look for signs of melted plastic around the brush ends or floorhead. If present, replace the Tower motorised floorhead assembly.
  • Step 3 – Clean filters and airflow: Ensure all filters are clean and dry, and that there are no blockages in the wand or bin inlet.
  • Step 4 – Test motor: After cooling and cleaning, briefly run the main body only. If the burning smell returns quickly, the Tower main motor assembly is likely failing and should be replaced.
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Repair Difficulty

Medium 3/5

Required Part

Tower Motorised Floorhead Assembly
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