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Maintenance Tips for Your Old AC Unit


As we welcome the warmer months, the thought of turning on our air conditioners for some relief is a comforting one. However, for those of us with older AC units, this relief can be tinged with anxiety. Will it start? How long will it last? Fear not, because with the right maintenance tips, you can breathe new life into your aging system.

Are you ready to learn how to make your air conditioner last longer? Let’s review some of the most essential maintenance tips for old AC units.

Recognizing the Importance of AC Maintenance

Regular maintenance is the cornerstone of keeping any appliance running smoothly, especially your air conditioner. An old AC unit can still provide efficient cooling if looked after properly. Adhering to maintenance tips for old AC units can not only extend your system’s lifespan but also improve its energy efficiency, reducing those dreaded summer energy bills.

Now that you know the importance of routine maintenance, it’s time to put your plan into practice. Let’s discuss how to make your air conditioner last longer in more detail below.

Clean or Replace Air Filters

One of the easiest yet most effective maintenance tasks is managing the air filters. Dirty filters restrict airflow, forcing your unit to work harder and consume more energy. By cleaning or replacing your air filters regularly, you can improve your air conditioner’s efficiency and indoor air quality.

Ensure Proper Airflow Around the Outdoor Unit

The outdoor component of your AC system, often neglected, plays a crucial role in your system’s efficiency. Make sure it’s clear of debris, leaves, and overgrowth. A clear space allows for optimal airflow, which is essential for the condensation process your unit uses to provide cool air.

Schedule Professional Maintenance

While DIY checks are beneficial, professional maintenance is invaluable. A qualified technician can perform a comprehensive air conditioning tune-up, addressing potential issues before they escalate. This includes checking refrigerant levels, testing for leaks, and inspecting electrical connections.

Enhancing Your AC’s Efficiency

When your HVAC system is energy efficient, it consumes less energy and doesn’t need to work as hard to meet your house’s cooling requirements. So, if you want to extend the lifespan of your old units, ensuring they operate with maximum efficiency is crucial. Let’s explore strategies to maintain the efficiency of these units within your house, keeping them running smoothly.

Upgrade to a Programmable Thermostat

Embracing modern technology can significantly impact your AC’s efficiency. A programmable thermostat allows you to set temperatures according to your schedule, reducing the burden on your AC when you’re not home. This smart investment can help your unit enjoy a longer lifespan, as well as lower energy costs.

Seal and Insulate Your Home

Air leaks and poor insulation force your cooling system to work overtime. Inspect windows, doors, and ductwork for leaks and ensure your home is well-insulated. Addressing these issues can make a dramatic difference in how hard your AC has to work, directly affecting its longevity and your comfort.

Addressing Common Issues

Your air conditioner may encounter a variety of challenges throughout its lifespan. Let’s go over some of the most frequent issues and the strategies you can use to manage them.

Keep Coils Clean

The evaporator and condenser coils in your AC unit can accumulate dirt over months and years of use. This buildup reduces the coils’ ability to absorb and expel heat, stressing your system. Cleaning these coils can help your old air conditioner work better, ensuring efficient operation.

Monitor the Coolant Levels

The refrigerant or coolant in your AC is what cools the air within your system. If levels are too low due to leaks or other issues, your AC can’t cool effectively. Having a professional check and refill your coolant as part of regular maintenance is critical for optimal performance.

Fix Any Duct Leaks

Leaky ductwork can lead to significant energy loss, with cooled air escaping before it ever reaches your living spaces. Sealing and insulating ducts is one of the best maintenance tips for old AC units because it can prevent this energy loss, making your old AC unit more effective and efficient in the long run.

Preparing for the Future

While maintenance can extend the life of your old AC unit, there comes a time when upgrading to a new system is the most cost-effective choice. Modern air conditioners offer improved efficiency, lower energy costs, and better cooling performance. If your old unit is frequently breaking down or your energy bills are consistently high, it may be time to consider a new system.

Stay Cool With Apollo Heating, Cooling, and Plumbing

Preparing your old air conditioner for the upcoming cooling season doesn’t have to be daunting. By following these maintenance tips for old AC units, you can ensure your system is ready to keep you cool and comfortable. However, there are some tasks that require a professional touch. That’s where Apollo Heating, Cooling, and Plumbing can help. With expert technicians and a commitment to quality service, Apollo is your go-to source for everything from routine maintenance to air conditioning repair in Akron, OH, and the surrounding areas.

Now that you know how to make your air conditioner last longer, it’s time to be proactive. Don’t wait until the first hot day to think about your AC maintenance. Are you ready to schedule your air conditioning check-up near Akron, OH? Contact us today to book your appointment!

A hand using a hose to clean an outdoor AC unit.