The answer to 'how to fix maintenance' is to regularly perform basic HVAC maintenance tasks to keep your system running efficiently. This includes changing air filters, cleaning the condenser coil, and inspecting the system for any issues. Proper maintenance can extend the life of your HVAC equipment and help prevent costly breakdowns.
It's important to follow the manufacturer's recommended maintenance schedule, which is typically once or twice a year. Some tasks, like changing the air filter, may need to be done more frequently depending on factors like the size of your home and the environment. If you're not comfortable performing certain maintenance tasks, it's best to call a professional HVAC technician to ensure the work is done correctly and safely.