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Troubleshooting
RUN light blinks Defect What to check
1 time
2 times
3 times
4 times
Continuous
blink
Abnormality of room temperature
sensor.
Abnormality of defrost sensor.
Abnormality of indoor fan motor.
Abnormality of outdoor unit.
No defect-unit in defrost mode.
•
Open circuit or short circuit of room
temperature sensor.
•
Incorrect connection of the sensor.
•
Open circuit or short circuit of defrost
sensor.
•
Incorrect connection of the sensor.
•
Indoor fan motor is defective.
•
Bad connection to motor.
•
Compressor is defective.
•
Refrigerant is low.
•
Capacitor is defective.
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