Dirty Air Filter? 9 Ways It Impacts Your HVAC System
An air conditioner filter is essential in maintaining a healthy home environment. An air conditioner filter captures and eliminates dust, pet dander, pollen, and other pollutants from the air. This keeps it free of these contaminants and allows your HVAC system to operate efficiently.
A dirty air filter in your HVAC system can harm your system and detract from its performance. Here are some of the most common ways a dirty air filter impacts your HVAC system.
1. Reduced Airflow
When dirt, dust, and other debris accumulate inside the filter, it obstructs airflow into the system. If the airflow is restricted due to a clogged filter, it can cause your HVAC system to work harder than it is designed to. This can lead to overheating. It can also be a safety hazard, as overheating can cause equipment breakdown or fire.
Therefore, it is crucial to ensure that filters are regularly changed to avoid reduced airflow and strain on your system. Maintaining your air filter guarantees that your HVAC system runs optimally and delivers the best air quality for your residence.
2. Increased Energy Bills
When the air filter in your HVAC system is blocked with dirt and debris, it forces your system to use more energy to reach the desired temperature in your home. This extra energy consumption can lead to a rise in energy bills. As the HVAC system has to expend more energy to push air through the unclean filter, the energy bills can quickly rack up, significantly increasing your energy costs. Changing your air filter will ensure that your system runs optimally, enabling you to reduce energy usage.
3. Frozen Evaporator Coils
As we discussed, a clogged air filter can decrease airflow through the HVAC system. This can cause the evaporator coils to become too cold, freezing them. The evaporator coils are an essential part of the system. They are responsible for removing heat from the air before it is pushed back into your home.
When the coils of your frozen evaporator defrost, the condensation on the waves can drip into your home and cause water damage to the walls, ceilings, and floors. Replacing your air filter is essential to prevent frozen evaporator coils.
4. Poor Indoor Air Quality
Maintaining your HVAC system is essential for promoting clean air circulation in your house. If the air filter is not regularly cleaned and changed, it won’t be able to effectively remove pollutants from the air, which can lead to a buildup of contaminants in your home. This, in turn, can trigger allergies and asthma symptoms, ultimately resulting in a range of respiratory and other health issues.
Maintaining a clean air filter in your HVAC system is essential for good indoor air quality. If neglected, dirt, debris, and moisture can accumulate and lead to the growth of mold and bacteria. This is unhealthy and leaves unpleasant odors. Replacing your air filter is crucial to prevent these issues and ensure that your HVAC system is filtering out contaminants. Doing so will help keep your indoor air fresh and healthy.
5. Reduced System Lifespan
A clogged air filter is one of the leading causes of shortening the life of your HVAC system. When the filter becomes filled with dirt and other debris, the system must work harder to move air through your home. This extra strain can cause damage to the system’s components, resulting in early breakdowns and shortened lifespan.
Maintaining a clean air filter for your HVAC system is essential for optimal performance. Changing the filter regularly can help extend the life of your system, reduce the chances of breakdowns, and ensure that your system runs efficiently, reducing the stress on its parts and helping to prevent early failure.
6. Increased Repairs
When the air filter accumulates dirt and debris, it strains the HVAC system, leading to excessive wear and tear on its components. This can cause the system to break down more often, resulting in frequent repairs.
Staying on top of your air filter replacement schedule is vital to avoiding the need for costly repairs caused by clogged filters. Keeping your HVAC system clean and clear of obstructions helps to minimize wear and tear on its components.
8. Inefficient Heating or Cooling
Inefficient heating or cooling is another common way a dirty air filter impacts your HVAC system. When the air filter is clogged with dirt and debris, it restricts the airflow, making it harder for your HVAC system to heat or cool your home. This results in an efficient system that may not be able to maintain a consistent temperature, leading to hot and cold spots throughout your home.
By replacing your air filter at regular intervals, you can increase the efficiency of your HVAC system. A clean air filter allows air to flow freely, eliminating hot and cold spots, thus enhancing your comfort.
8. System Shutdown
When the air filter becomes completely blocked by a large amount of debris, it can cause the HVAC system to shut down. That’s because blocked airflow causes the system to overheat, triggering the automatic safety switch. This can be a highly inconvenient experience, especially during extreme weather. It can also be expensive, as you may have to call a professional HVAC technician to repair the system and replace any damaged parts.
Switching out your air filter is essential to avoid system shutdowns caused by clogged filters. A clean filter will ensure that air can circulate properly, decreasing the load on the HVAC system.
9. Voided Warranties
Many warranties require regular maintenance on a heating and air conditioning system. This includes changing the filter regularly, as a clogged filter can result in some problems that can cause the system to malfunction. It also includes scheduling regular maintenance by trained HVAC technicians.
Therefore, failing to change your air filter regularly can have significant financial consequences. In some cases, the manufacturer may not honor the warranty if your HVAC system fails, leaving you responsible for the total cost of any repairs or replacements that may be needed. To avoid this, make sure to replace your air filter regularly.
By scheduling frequent maintenance with a qualified HVAC technician and remembering to replace the filters regularly, you can ensure that your system is running optimally and adhering to the manufacturer’s warranty requirements. This will safeguard your investment.
Call the Professionals
A dirty air filter can cause many problems impacting your HVAC system’s efficiency, performance, and lifespan. It’s essential to regularly replace the air filter and scheduling regular maintenance with a professional HVAC company.
In addition to air filter replacements, Hoff Heating & AC provides various other services such as heating and cooling installation, maintenance, and repair, including heat pumps. We also offer indoor air quality services, including air purification systems, ventilation systems, and whole-home humidifiers and dehumidifiers. We work with residential and commercial HVAC systems in O’Fallon, MO and the surrounding areas. Contact us today to learn how we can help keep your HVAC system running smoothly and efficiently.