While some basic maintenance tasks, like changing the air filter or cleaning around the outdoor unit, can be done by homeowners, most air conditioner repairs should be left to professionals. Air conditioning systems involve electrical components, refrigerant, and complex parts that require specialized knowledge and tools. Attempting DIY repairs can lead to further damage, void warranties, or even pose safety risks.
If your AC is experiencing performance issues, it’s best to call a licensed HVAC technician to diagnose and repair the problem properly.