How Often Should I Have My Air Conditioning Checked?

Published 7/12/2023

Technician checking indoor AC

Maintaining a well-functioning air conditioning system is crucial for ensuring comfort and optimal performance, especially during scorching summers. Regular air conditioner checks and maintenance are essential to prolonging the lifespan of your unit and avoiding costly repairs. In this comprehensive blog, we will delve into the recommended frequency of air conditioner checks and maintenance, exploring key factors that influence the schedule. Insights from experts at Mr. Duct Cleaning will guide you on how to keep your air conditioning unit in top-notch condition.

Importance of Regular Air Conditioner Checks and Maintenance:

Regular air conditioner checks and maintenance play a vital role in the efficient functioning of your cooling system. Neglecting maintenance can lead to reduced performance, increased energy consumption, and even complete system failure. A well-maintained air conditioner not only provides optimal cooling but also contributes to a healthier indoor environment by improving indoor air quality. Routine checks allow professionals to identify potential issues early on, preventing major breakdowns and costly repairs. Moreover, periodic maintenance enhances the unit's reliability and extends its operational life, ultimately saving you money in the long run.

Recommended Frequency of Air Conditioner Checks:

Determining the ideal frequency for air conditioner checks requires considering several factors that can affect the system's performance:

  • Age of the Air Conditioning Unit: Newer units generally require less frequent checks, as they are less prone to wear and tear. For newer systems, an annual inspection should suffice. However, as the unit ages, it becomes more susceptible to issues and may require more frequent attention.
  • Manufacturer's Recommendations: Refer to the manufacturer's guidelines regarding maintenance frequency. Some units may require more frequent checks for optimal performance and warranty compliance.
  • Usage and Seasonal Variation: If you use your air conditioner extensively throughout the year, consider scheduling checks before the cooling season begins and possibly during or after the season as well.
  • Climate Conditions: In regions with severe summers or extreme temperature variations, the air conditioner works harder and may require more frequent checks to maintain its efficiency.
  • Environmental Factors: If your air conditioner is exposed to dust, debris, or pollutants due to construction nearby or other factors, more frequent checks may be necessary to ensure proper functioning.

Recommended Maintenance Schedule:

To keep your air conditioning unit running smoothly and efficiently, follow this recommended maintenance schedule:

  • Monthly Air Filter Checks: Check and clean or replace your air filter every month. A clogged filter restricts airflow, reducing the system's efficiency and potentially causing strain on the components.
  • Seasonal Inspection: Schedule a professional inspection before each cooling season to ensure that your air conditioner is ready to handle the demand. Spring is an ideal time for this inspection.
  • Annual Professional Maintenance: Schedule a comprehensive maintenance check by HVAC professionals, like those at Mr. Duct Cleaning, at least once a year. During this check-up, they will inspect the entire system, clean the coils, check refrigerant levels, lubricate moving parts, and identify any potential issues.
  • Cleaning and Clearing Around the Outdoor Unit: Regularly remove debris, leaves, and vegetation around the outdoor unit to maintain proper airflow. Restricted airflow can decrease the unit's efficiency and increase energy consumption.

Signs Your Air Conditioning Unit Needs Immediate Attention:

In addition to following the scheduled maintenance, it's crucial to pay attention to the following signs that may indicate your air conditioning unit requires immediate attention:

  • Reduced Cooling Performance: If your air conditioner is struggling to cool your space effectively, it may indicate a problem that needs to be addressed. Inconsistent cooling may also be a sign of issues with the system.
  • Unusual Noises: Strange noises such as banging, grinding, or screeching may signal mechanical issues that warrant professional inspection. These sounds could indicate worn-out components or loose parts.
  • Strange Odors: Foul or musty odors from the air conditioner could be a sign of mold or mildew growth within the unit or ductwork, requiring prompt attention to prevent health hazards.
  • Increased Energy Bills: A sudden spike in energy bills may indicate inefficiencies in your air conditioning unit. If your energy usage remains consistent, but the bills are higher than usual, it may be time for an inspection.
  • Frequent Cycling: If your air conditioner cycles on and off more frequently than usual, it may indicate a problem that needs investigation. Frequent cycling can lead to higher energy consumption and increased wear on the components.


Regular air conditioner checks and maintenance are vital to ensure the longevity and efficiency of your cooling system. By following the recommended maintenance schedule and promptly addressing any signs of trouble, you can avoid costly repairs, improve indoor air quality, and enjoy consistent cooling performance throughout the hot summer months. A well-maintained air conditioning system not only keeps you cool but also contributes to a comfortable and healthy living environment for you and your loved ones. Trust the professionals at Mr. Duct Cleaning for expert assistance and guidance in maintaining your air conditioning unit, allowing you to enjoy worry-free comfort all year round. Remember, investing in regular checks and maintenance now can lead to significant savings and extend the life of your air conditioning system in the long run.

To schedule a Mr. Duct Technician to service your air conditioner, send us a service request or call 800-501-4157.

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