Bosch Electrical Short / Earth Leakage

Carpet cleaner trips household circuit breaker or RCD when switched on

Advertisements

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.

Advertisements

Possible Causes

Water ingress into motor or wiring, Damaged power cord, Shorted motor windings, Faulty heater element (if fitted)

How to Fix / Troubleshooting

Safety first: Do not repeatedly reset the breaker. Unplug the unit and keep it unplugged until inspected. Risk of electric shock and fire.

  • 1. Inspect power cord
    • Check for cuts, crushed sections, or exposed conductors.
    • Replace the cord if any damage is found.
  • 2. Check for visible moisture
    • Look for water inside the motor compartment or around electrical connectors.
    • Dry thoroughly and identify the source of the leak before reuse.
  • 3. Isolate components (for technicians)
    • A professional can disconnect the motor, heater, and pump in turn to identify which component causes tripping.
    • Replace the faulty component (often motor or heater).
Advertisements

Repair Difficulty

Professional Required 5/5

Required Part

Suction Motor Assembly
Check Price on Amazon

We may earn a commission from links on this page.

Advertisements