Whenever something isn't right with your HVAC system, we urge you to contact us straight away. Oftentimes, small issues can turn into much larger ones if they are ignored. If you sign a maintenance contract with Air Force Heating & Air, we can also help make sure no issues go unchecked. However, it's always a good idea to know some of the most common HVAC issues homeowners face. This list will help you know when to schedule a service call with a member of our team.