Tower Electrical Short / Ground Fault

Unit trips the household circuit breaker or RCD when turned on.

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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

Shorted compressor, water intrusion on wiring, damaged power cord, shorted heater or valve coil (if equipped), failed control PCB

How to Fix / Troubleshooting

Safety: Unplug the unit immediately. Do not repeatedly reset a tripping breaker. Risk of shock and fire.

  • Inspect power cord: Check for cuts, crushed sections, or exposed conductors. Replace the cord if damaged.
  • Check for water leaks: Look for signs of water inside the cabinet near wiring or the control board. Fix leaks and dry thoroughly before further testing.
  • Component isolation: A qualified technician should disconnect major loads (compressor, pump, heater, valves) one at a time and test insulation resistance to locate the shorted component.
  • Replace faulty part: Replace any component found to be shorted to ground or internally shorted.
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Repair Difficulty

Professional Required 5/5

Required Part

Power Cord
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