- You must check the thermostat properly, especially if the temperature rises, it is likely not set to cooling mode, so you can turn off the air conditioner and then turn it back on to cooling mode. - Changing the air filter is very important; because a dirty filter prevents air flow and reduces its cooling. So, make sure to change and clean it regularly.
- There is a refrigerant leak, which makes it difficult to cool the air. Therefore, it is essential that the air conditioner is checked by a specialized technician.
- Checking the cleanliness of the air filter and condenser unit of the air conditioner is important, and make sure to adjust the temperature settings if the heat pump does not work to cool the air.
- Freezing of the evaporator coil prevents air flow easily, which leads to the air conditioner not cooling the air.