E15
Balay
Compressor Relay or Output Stage Fault
Display shows E15 and the compressor cycles rapidly or not at all; temperature is unstable.
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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
Stuck or burnt compressor relay on main PCB, Cold solder joints on relay pins, Overheated PCB tracks to compressor, Internal short in compressor circuit
How to Fix / Troubleshooting
Safety: Unplug the appliance. Work only on the control board; do not open the sealed system.
- Access main PCB: Remove the rear service panel and locate the main control board.
- Inspect relay: Identify the compressor relay (usually the largest relay). Look for discoloration, cracks, or burnt smell.
- Check solder joints: Examine the underside of the PCB for cracked or dull solder joints on the relay pins. Resolder only if you are experienced with electronics.
- Replace PCB: If the relay or board is damaged, replace the entire main control board with the correct Balay part.
- Verify wiring: Ensure compressor wires are correctly connected and not shorted to chassis.
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Repair Difficulty
Professional Required
5/5
Required Part
Main Control Board (Compressor Relay)
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