The cooling effect of Yuetu air conditioner is quite good, but the speed is slow because the compressor power is small, but it saves electricity.

Common reasons and solutions for air conditioners not cooling:

1. The compressor is short of refrigerant, add refrigerant.

2. The compressor is short of oil and needs to add some oil to the compressor.

3. The refrigeration system circuit is faulty, check the circuit.

4. The thermostat is broken, replace the thermostat.

5. The temperature sensor is broken, replace the sensor.

6. The compressor is broken, replace the compressor.