Ryobi Brush Motor Control Stuck On

Brush roll continues spinning after trigger is released, or will not turn off when brush switch is set to off.

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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

Stuck brush on/off switch, Shorted brush motor relay on control board, Shorted wiring in floor head, Faulty brush control transistor

How to Fix / Troubleshooting

Safety first: Remove the battery immediately if the brush will not stop.

  • Operate brush switch: Move the brush on/off switch several times to see if it frees up.
  • Inspect switch area: Check for debris or damage around the switch that could hold it in the on position.
  • Test without nozzle: Remove the floor head and test the vacuum. If the issue disappears, the fault is in the nozzle.
  • Seek service: A brush that runs uncontrollably indicates a control fault; the switch, nozzle wiring, or control board will likely need replacement.

Do not continue using the vacuum with an uncontrollable brush roll, as it can damage floors or pose a safety risk.

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Repair Difficulty

Hard 4/5

Required Part

Brush On/Off Switch
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