Air conditioner coolant, also known as refrigerant, should not need to be changed under normal circumstances. Refrigerant is contained within a sealed system and should not leak or diminish over time with proper installation and usage.
If your air conditioner is operating properly, it should not require any refrigerant replacement or "changing" throughout its lifespan. The only reason you might need to add or replace refrigerant is if there is a leak in the system. Refrigerant leaks can occur due to various reasons, such as manufacturing defects, corrosion, or damage to the refrigerant lines.
If you notice that your air conditioner is not cooling as effectively as it used to or if it requires frequent recharging of refrigerant, it's an indication of a potential leak. In such cases, it's essential to have a qualified HVAC technician inspect and repair the system. Adding refrigerant without fixing the leak is not a sustainable solution and will lead to continued inefficiency and potential damage to the environment.
Regular maintenance and annual inspections by a professional can help identify and address refrigerant leaks early, ensuring that your air conditioning system operates efficiently and prolonging its lifespan. If you suspect an issue with your air conditioner's refrigerant, it's best to consult a licensed HVAC technician to diagnose and resolve the problem properly.