Discovering that your heating system is barely blowing air can be a frustrating and uncomfortable experience, especially during the cold months. There are several possible reasons for this issue, and it’s important to promptly identify and address HVAC problems to restore your home’s warmth and comfort. Here are some common causes and potential solutions for a heating system that’s not producing enough airflow.
Clogged Air Filters
Over time, filters accumulate dust and debris, reducing the system’s efficiency. To remedy this, replace or clean the filters as your system’s manufacturer recommends, typically every one to three months.
Blocked Vents and Registers
Ensure that all vents and registers in your home are open and unobstructed. Furniture, curtains or other objects can block the airflow, causing reduced heating performance. Make sure these are clear to allow proper air circulation.
Ductwork Issues
Ducts that are damaged, disconnected or improperly installed can restrict the flow of heated air. Have a professional inspect and repair any issues with your ductwork to ensure proper airflow.
Thermostat Settings
Check your thermostat settings to ensure they are correctly configured for heating. Sometimes, a simple setting adjustment can address the issue.
Fan Problems
The fan distributing heated air throughout your home may not be functioning correctly. If you hear the fan running but don’t feel much airflow, it could be due to a malfunctioning fan motor or fan blades. In such cases, professional heating and air conditioning repair is necessary.
Dirty Heat Exchanger or Coils
Dust and debris can accumulate on your heating system’s heat exchanger or coils, reducing its efficiency. Regular maintenance and cleaning can prevent this issue.
System Size
If your heating system is too small for the size of your home, it may struggle to produce adequate airflow to maintain comfortable temperatures. Consult an HVAC professional to assess whether your system is appropriately sized for your space.
Airflow Obstruction in the Furnace
Internal obstructions within the furnace, such as a blocked blower wheel or malfunctioning blower motor, can significantly reduce airflow. A professional technician can diagnose and repair these issues.
Air Duct Leaks
Leaky air ducts can result in lost airflow before it reaches the intended rooms. Duct sealing or insulation may be necessary to address this problem.
Thermostat Issues
A malfunctioning or outdated thermostat can lead to heating problems, including poor airflow. Upgrading to a programmable or smart thermostat can improve your system’s performance.
Let Us Help!
If you’re in Corona, CA, battling a heating system that’s barely blowing air, contact Allison Air Conditioning at (951) 356-4224 or via our contact form to schedule a service. We also offer Carrier rebates so you can benefit from high-quality services while saving precious dollars.