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Error Code
The CH1 error code indicates an indoor temperature sensor malfunction. This can prevent the unit from detecting the correct temperature, leading to improper cooling or heating.
The sensor may not be working properly or may have failed.
Loose or damaged wiring can cause the sensor to malfunction.
Dirt or debris buildup on the sensor may interfere with its functionality.
Ensure the sensor is clean and free from debris.
Look for any loose or damaged wiring to the sensor.
If the sensor is faulty, it may need to be replaced by a technician.
