Unit trips the circuit breaker or blows a fuse when starting or shortly after.
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.
Possible Causes
How to Fix / Troubleshooting
Safety: Repeated breaker trips indicate a potentially dangerous fault. Do not keep resetting the breaker without inspection.
Steps:
- Check circuit: Ensure the air conditioner is on a dedicated circuit with the correct breaker size as specified on the rating plate.
- Inspect cord and plug: Look for damage or burn marks. Replace if any are found.
- Internal inspection: With the unit unplugged, inspect internal wiring for melted insulation or wires touching sharp metal edges.
Motor and compressor shorts require electrical testing with a multimeter and are best handled by a qualified technician.
Repair Difficulty
Required Part
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