Baxi
Overcurrent / Electrical Overload Without Code
Unit runs but trips the circuit breaker intermittently
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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
Undersized circuit breaker for Baxi unit rating, Shorted compressor or fan motor winding, Loose electrical connections causing heat, Faulty outdoor PCB drawing excessive current
How to Fix / Troubleshooting
Safety: Repeated breaker tripping indicates a serious issue. Do not keep resetting without investigation.
Steps:
- 1. Verify breaker rating: Check that the breaker size matches the Baxi nameplate current requirements.
- 2. Inspect wiring: With power off, inspect indoor and outdoor terminals for loose or burnt connections.
Action: A technician should measure running current of compressor and fans, and test for insulation faults. Replace faulty motors or PCB as needed.
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Repair Difficulty
Professional Required
5/5
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