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Error Code
The 3E error code refers to an indoor temperature sensor malfunction. This sensor is crucial for regulating the air conditioner’s temperature settings, and its failure can affect performance.
The sensor may be malfunctioning or have failed.
Loose or damaged wiring can cause the sensor to stop working.
Dirt or dust buildup can obstruct the sensor.
Check if the sensor is clean and free of debris.
Ensure the wiring to the sensor is secure and undamaged.
If the sensor is faulty, it may need to be replaced by a professional.
