SEBO Intermittent Thermal Cutout or Loose Connection

Cordless SEBO vacuum shuts off randomly during use and restarts after a short rest.

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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

Overheating due to partial blockage, failing thermal protector on motor, loose battery connection, intermittent wiring harness connection

How to Fix / Troubleshooting

Safety first: Remove the battery before inspecting wiring or motor.

  • Check airflow: Clean filters and clear any blockages in the wand, nozzle, and bin. Restricted airflow is the most common cause of thermal trips.
  • Inspect vents: Ensure all cooling vents on the body are free of dust and lint.
  • Check battery fit: Confirm the battery locks firmly in place. If it feels loose, inspect the latch and contacts; replace the battery or housing if worn.
  • Wiggle test: With the vacuum running (battery in), gently move the handle and body. If it cuts out when flexed, a wiring harness or PCB connection may be loose and should be inspected and reseated by a technician.
  • Motor thermal protector: If shutdowns occur even with clear airflow and cool housing, the motor's thermal protector may be overly sensitive or failing, requiring motor replacement.
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Repair Difficulty

Medium 3/5

Required Part

Wiring Harness
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