Keeping your Rheem 3-ton AC unit running smoothly throughout the year requires proactive maintenance. By following these seasonal tips and proper filter replacement procedures, you can ensure optimal performance, extended lifespan, and efficient cooling for your home. Seasonal Maintenance: 1.Spring: Cleaning: Schedule a professional cleaning by a qualified HVAC technician. This includes removing dust, debris, and allergens from the coils, fins, and condensate drain. Filter Replacement: Replace your air filter with a high-quality MERV-13 or higher option, especially before the peak cooling season. Outdoor Unit: Clear any vegetation or debris around the outdoor unit to ensure proper airflow. 2. Summer: Filter Checks: Inspect your air filter monthly and replace it if clogged or dirty. A clean filter is crucial for efficient airflow and optimal cooling. Thermostat Settings: Maintain a comfortable yet energy-efficient thermostat setting. Consider using a programmable thermostat for aut