White Westinghouse Air Conditioner Error EC
⚡ Quick Answer: The EC error code on your White Westinghouse Air Conditioner indicates a communication failure between the control board and the compressor, often lea... ✅ DIY Fixable
What Does Error EC Mean?
The EC error code on your White Westinghouse Air Conditioner indicates a communication failure between the control board and the compressor, often leading to the unit not cooling or heating properly. This issue may stem from refrigerant system problems, such as leaks or abnormal refrigerant levels. To protect the compressor, the unit may shut down temporarily when this error occurs.
Common Symptoms:
- Unit stops cooling or heating and displays EC code
- Compressor protection activates
- Unit may shut down to protect compressor
Possible Causes
- Refrigerant leak or abnormal refrigerant level (medium)
How to Fix Error EC
DIY Fix Basic checks before calling service
- Turn off and unplug the air conditioner to reset control electronics.
- Clean or replace air filters if dirty.
- Ensure indoor and outdoor units are free of heavy dust and obstructions.
Technician Only Diagnose refrigerant and system integrity
- Connect HVAC gauges to check refrigerant pressure and compare to manufacturer specs.
- Inspect for signs of refrigerant leaks in lines, coils, and connections.
- Verify control board and sensor readings are functioning correctly.
Parts needed: Refrigerant charging equipment, Leak detection tools, AC sensors/pressure switches
- If the EC error persists after basic filter cleaning and power reset
- If there is visible refrigerant oil residue (possible leak)
- If the unit fails to cool and shows EC immediately on restart
Technical Specifications
| wattage | 1500W |
|---|---|
| component | Control Board |
| resistance | 5-10 ohms |
| part_number | WB27X10017 |
| voltage_rating | 120V AC |
Common Questions
What does EC error mean on White Westinghouse Air Conditioner?
The EC error indicates a communication failure affecting cooling, often linked to refrigerant issues.
Can I fix White Westinghouse Air Conditioner EC error myself?
Yes, you can try basic actions like resetting the unit and cleaning filters before seeking professional help.
How much does it cost to fix EC error?
Repair costs for the EC error range from ¥10,000 to ¥50,000+, depending on the extent of refrigerant repairs.
When should I call a technician for EC?
Call a technician if the error persists after basic troubleshooting or if you notice refrigerant oil residue.
Sources & References
- Error Code: EC - Refrigerant Leak Detected (community)
- How To Fix an EC Error Code on a Mini Split (community)
Data last verified: 2026-07-07
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