As summer approaches, air conditioning (AC) becomes a necessity. It’s the only thing that can ease the scorching heat and humidity that drains all our energy. But, have you ever wondered how often you should service your AC? Is it necessary to do it yearly or more often? It’s crucial to know the right time to maintain AC for its optimal functioning and longevity. In this article, we will explore how many times AC should be serviced in a year to enjoy uninterrupted cool air and avoid costly repairs.

1. Understanding the Importance of Regular AC Servicing

Regular AC servicing is crucial to ensure the longevity and efficient performance of your system. When your air conditioner is operating, dust, dirt, and other debris accumulate in its internal components over time. These contaminants can cause your system to malfunction, reduce its efficiency, and even damage its parts.

By scheduling regular AC servicing, you can keep your system running smoothly and avoid any costly breakdowns. A professional technician can address any underlying issues, such as refrigerant leaks or clogged filters, before they escalate into major problems.

Moreover, a well-maintained AC system can help you save on your energy bills. An inefficient system can consume more energy and drive up your utility costs. By getting your AC serviced regularly, you can improve its energy efficiency and save on your monthly bills.

In addition, regular AC servicing can also improve your indoor air quality. A dirty and poorly maintained system can circulate allergens, mold spores, and other contaminants, thereby jeopardizing your respiratory health. By keeping your filters clean, lubricating moving parts, and cleaning coils, AC service technicians can improve your indoor air quality and promote a healthy living environment.

To reap these benefits, it is recommended to get your AC system serviced at least once a year. However, the frequency of service depends on several factors, such as the age and model of your system, the usage level, and the environmental conditions. We will explore these factors in the next section.

2. How Often Should You Service Your AC?

Regular servicing of your AC is important for optimal efficiency and longevity. But how often should you get your AC serviced? The answer may vary depending on different factors.

Factors that Affect AC Service Frequency

The frequency of servicing your AC may depend on several factors, such as:

  • The manufacturer’s recommendation
  • The age of your AC
  • How frequently you use your AC
  • The location of your AC

Manufacturers typically recommend servicing AC units annually or semi-annually. However, this may vary depending on other factors.

If you have a new AC unit, it will require less maintenance than an old one. Similarly, if you don’t use your AC as frequently, you may get away with less frequent servicing.

Living in an area with high humidity, dust, or pollution levels may also affect the service frequency of your AC unit. In such cases, you may need more frequent servicing.

Generally, it’s recommended that you service your AC at least once a year before the summer season starts. This ensures that your AC is clean, lubricated, and in good working condition.

However, if you use your AC extensively, it’s advisable to get it serviced twice a year. This ensures that any potential issues are detected early and fixed before they lead to costly repairs.

In conclusion, it’s crucial to get your AC serviced regularly to ensure optimal efficiency, longevity, and comfort. Depending on various factors, you can determine the frequency of servicing your AC unit. It’s best to consult a professional technician or follow the manufacturer’s recommendations.

3. Factors that Affect AC Service Frequency

The frequency of AC servicing depends on a variety of factors, such as the age of your unit, how often you use it, and the overall condition of your system. Here are some of the key :

1. Age of Your AC Unit
The average lifespan of an air conditioning unit is about 10-15 years. However, older units may require more frequent servicing to ensure they continue to function properly. If your AC is over ten years old, you may need to service it more frequently to maintain its efficiency.

2. Frequency of Use
The more often you use your AC, the more often it will need to be serviced. If you use your unit daily or nearly every day during the summer months, you should plan on servicing it at least twice a year. On the other hand, if you only use your AC occasionally, then you may only need to schedule a service every 18-24 months.

3. Environmental Factors
Some environmental factors, such as high humidity or salty air near the coast, can increase the need for AC servicing. If you live in an area with high humidity or salty air, your AC may require more frequent servicing to prevent damage from corrosion.

Overall, the best way to determine how often to service your AC is to consult with a professional HVAC technician. A technician can assess your system and recommend a maintenance plan that will keep your AC running smoothly throughout the year.

4. Signs that Indicate Your AC Needs Servicing

Regular AC servicing is essential to keep your air conditioning unit functioning at peak performance. However, sometimes, unexpected issues with your AC may crop up, indicating that it needs to be serviced before it leads to a more significant problem. Here are some common signs that indicate your AC unit needs servicing:

1. Weak or No Airflow:

If your AC isn’t producing enough cool air or airflow is weak, it is a sign that something is amiss. The possible reasons could be a dirty air filter, clogged ductwork, or a faulty compressor. It could lead to the AC unit working harder to cool your home, ultimately reducing its lifespan and hiking up your energy bills. Hence, it’s crucial to get the unit checked by a technician.

2. Odd Sounds:

If you hear strange noises like rattling, hissing, or grinding noises, it could be a sign that internal components are not functioning correctly. Ignoring these sounds could lead to costly repairs in the long run, and in some cases, a replacement. It’s better to hire a professional technician to diagnose the exact cause of the sounds and fix the issue.

3. Foul Smell:

If you notice a musty or burning smell coming from the vents, it could be a sign of mold, debris, or dust accumulation in the unit or ductwork. It could lead to poor indoor air quality, allergies, and respiratory problems. It’s important to get the system checked and cleaned immediately by a technician.

Recognizing these warning signs and seeking AC service promptly can help prevent a more significant problem. Regular AC servicing is vital, but don’t overlook these warning signs between regular check-ups.

5. Benefits of Regular AC Servicing


Regular AC servicing is crucial to ensure optimum performance and longevity of your air conditioning unit. Here are some of the benefits of getting your AC serviced regularly:

1. Energy-efficient Performance:

A well-maintained AC unit can operate efficiently and use less energy to cool your home. Regular servicing ensures that all the parts of your AC such as the coils, filters, and fan blades are clean and functioning correctly, which means the unit will require less energy to run.

2. Extended Lifespan:

AC units that receive regular servicing have an extended lifespan. By checking the components of your AC and resolving any issues, you can prevent more severe problems from occurring that could lead to costly repairs or even replacement of the unit.

3. Improved Indoor Air Quality:

A dirty or clogged filter can compromise the indoor air quality in your home. The filter is responsible for trapping dirt, dust, and other allergens that circulate through your AC unit. Regular servicing ensures that your AC filter is always clean and working correctly, which means you will have better indoor air quality.

4. Cost Savings:

Getting your AC serviced regularly can save you money on repairs in the long run. Regular servicing will help you identify potential problems early and fix them before they develop into more significant issues that could be more expensive to repair.

5. Preventative Maintenance:

Regular servicing acts as preventative maintenance for your AC. This can help identify potential issues before they turn into major problems, which could cause your AC unit to break down and require more substantial repairs. Regular servicing is an investment worth making to keep your AC running smoothly and efficiently.

6. Choosing the Right AC Servicing Technician

When it comes to AC servicing, it’s essential to choose the right technician who can provide quality service and ensure the longevity of your system. Here are some key factors to consider when selecting an AC servicing technician.

Experience and Expertise

When searching for an AC technician, experience and expertise should be top of your list. Look for companies or technicians who have several years of experience in the industry and have extensive knowledge on the latest AC systems and technologies. This will assure you that they have the necessary skills to handle any problem that may arise with your system.

License and Certification

Always choose a licensed and certified AC servicing technician or company to ensure that they have met the set standards and regulations in your area. A license guarantees that they have undergone the necessary training and are competent to provide professional AC servicing.

Customer Reviews and Reputation

Before hiring an AC technician, it’s essential to check their customer reviews and reputation. You can do this by checking out their website, social media pages, or online directories. Look for technicians who have positive customer feedback and a good reputation in the industry. This will give you confidence in their ability to provide quality AC servicing.

In conclusion, can save you money in the long run and ensure the longevity of your system. Always prioritize technicians who have experience and expertise, are licensed and certified, and have a good reputation in the industry.

7. DIY Tips for Maintaining Your AC between Services

Regular AC servicing is necessary to keep your system running smoothly, but there are also steps you can take to keep your AC well-maintained between services. Here are some DIY tips to help you keep your AC in good working order:

Clean or Replace Air Filters

One of the most important things you can do to keep your AC running efficiently is to clean or replace your air filters regularly. Dirty filters can obstruct airflow and reduce the efficiency of your AC, making it work harder than it needs to. Aim to clean or replace your air filters every 1-3 months depending on usage.

Clean the Coils

The evaporator and condenser coils in your AC collect dust and debris over time, which can reduce the efficiency of your system. Use a soft brush or a vacuum with a brush attachment to carefully clean the coils. Be sure to turn off power to the AC before attempting any cleaning.

Clean the Drains

Debris can accumulate in the drain channels of your AC, which can cause water damage or reduced air flow. Use a stiff wire or a coat hanger to clean out these channels, and be sure to rinse them with water to ensure they are clear.

Check Your Thermostat

Make sure your thermostat is working properly and is set to the correct temperature. Consider installing a programmable thermostat to help you save energy and money.

Keep the Area Around Your AC Clear

Make sure there is no debris or dirt obstructing the air flow around your outdoor AC unit. Keep plants trimmed and clear any debris that may accumulate around the unit.

By following these simple DIY tips, you can help ensure your AC is running efficiently between professional services. Consider setting a regular schedule for these tasks to make them part of your routine maintenance plan.

People Also Ask

1. What are the signs that my AC needs servicing?

Some common signs that your AC needs servicing include reduced airflow, strange noises, foul odors, and higher than normal energy bills. If you notice any of these signs, it may be time to schedule a service appointment.

2. Can I service my AC myself?

While some basic maintenance tasks can be performed by homeowners, such as changing air filters, more complex tasks should be left to a professional. Attempting to service your AC yourself could cause more harm than good and result in costly repairs.

3. What happens if I don’t service my AC?

Neglecting to service your AC can result in lower efficiency, higher energy bills, diminished cooling capacity, and increased risk of breakdowns. Additionally, lack of maintenance can lead to more extensive and costly repairs down the line.

4. How often should I replace my AC filters?

The frequency with which you should replace your AC filters depends on a variety of factors, including the type of filter, the number of occupants in your home, and the presence of pets. Generally, it’s recommended that you change your filters every one to three months.

5. What should I expect during an AC service appointment?

During an AC service appointment, a trained technician will inspect your unit, clean the coils, check the refrigerant levels, inspect electrical connections, and perform any necessary repairs or adjustments. The goal is to ensure your unit is functioning safely and efficiently.


Regular AC maintenance is crucial for optimal performance and longevity. While some tasks can be performed by homeowners, such as changing air filters, more complex tasks should be left to professionals. Neglecting to service your unit can result in lower efficiency, higher energy bills, diminished cooling capacity, and increased risk of breakdowns, so it’s best to schedule routine maintenance appointments with a trusted HVAC technician.