Central Air-Conditioning System Maintenance
1. Clean the Exterior Condenser Unit and Components.Remove any leaves, spider webs and other debris from the unit's exterior. Trim foliage back several feet from the unit to ensure proper air flow. Remove the cover grille to clean any debris from the unit's interior. 2. Inspect the Condensate Drain Line. Inspect the drain line for obstructions, such as algae and debris. If the line becomes blocked, water will back up into the drain pan and overflow, potentially causing a saf