To use an air conditioner properly so that it doesn't blow hot air, follow these steps:
Check the thermostat settings: Make sure the thermostat is set to "cool" mode. Many air conditioners have different modes, including "cool," "heat," "fan-only," and "auto." Ensure it's set to cool.
Set the temperature: Adjust the thermostat to a temperature lower than the current room temperature. For example, if the room is at 78°F, set the thermostat to 72°F or any desired temperature. This tells the air conditioner to start cooling the air.
Check the fan mode: Air conditioners usually have different fan modes, such as "auto" and "on." "Auto" mode means the fan will only run when the air conditioner is actively cooling the air. "On" mode means the fan will run continuously even when the compressor is not cooling the air. For efficient cooling, use the "auto" mode.
Clean or replace the air filter: A clogged or dirty air filter can obstruct airflow, making the air conditioner less effective. Check the air filter regularly and clean or replace it as needed, usually every 1-3 months.
Keep doors and windows closed: Ensure all doors and windows in the room are closed while the air conditioner is running. This prevents warm air from entering the room and helps the air conditioner cool the space more efficiently.
Close blinds or curtains: Sunlight entering the room can increase the temperature. Close blinds or curtains during the hottest parts of the day to block out direct sunlight and reduce the load on the air conditioner.
Ensure proper insulation: Adequate insulation in your home or the room where the air conditioner is used can help maintain a cooler indoor temperature. Insulation prevents cool air from escaping and keeps hot air from entering.
Maintain the outdoor unit: If you have a split-type air conditioner with an outdoor unit, ensure that it is clean and free from debris. Adequate airflow around the outdoor unit is essential for efficient cooling.
Schedule regular maintenance: Periodically, have a professional HVAC technician inspect and service your air conditioner. Regular maintenance helps keep the unit in good working condition and maximizes its cooling efficiency.
By following these steps, you should be able to use your air conditioner effectively to keep your room cool and avoid it blowing hot air.