Maintenance of AC System: Tips for Peak Performance

At Summers Comfort Heating & Air, we talk to homeowners all the time who want to get the most out of their cooling systems. Whether you’re facing sweltering summers or just trying to cut energy costs, consistent maintenance of AC system equipment is the key. And trust me, it’s a lot easier than most people think. With just a little care throughout the year, your AC can last longer, run more efficiently, and help you avoid those unexpected repair calls in the middle of a heatwave.


Why the Maintenance Your of AC System Should Be a Priority

You wouldn’t skip oil changes for your car, right? The same goes for your air conditioner. Regular maintenance of AC system components helps prevent breakdowns and keeps everything running smoothly. It also improves energy efficiency, which helps lower utility bills over time.

When systems are ignored, dirt builds up, parts wear out, and performance drops fast. Eventually, your AC will work harder just to deliver the same comfort—driving your utility bill through the roof.

For general HVAC efficiency guidance, the Department of Energy offers helpful tips.


Clean or Replace Air Filters Regularly

This is one of the simplest things you can do, yet it’s often overlooked. Dirty filters restrict airflow and reduce efficiency. Ideally, we recommend checking your filter monthly and replacing it every 1–3 months, depending on the type and usage.

Also, if you have pets or allergies, staying on top of filter changes is even more important. Clean filters lead to better indoor air quality and a healthier home environment.


Keep the Outdoor Unit Clear

Here’s something we always advise during an AC system maintenance service: check your outdoor condenser. Leaves, grass, and debris can pile up around the unit and block airflow. That makes your system work harder and increases wear and tear.

Try to keep at least two feet of clear space around the unit. If shrubs are growing too close, trim them back. It’s a small step that can make a big difference in performance.


Schedule Professional Tune-Ups at Least Once a Year

A seasoned technician can catch small issues before they become costly emergencies. During our tune‑ups, we examine refrigerant levels, clean coils and drain lines, verify thermostat accuracy, and test electrical components.

At Summers Comfort Heating & Air, we follow a comprehensive checklist to help your system run at peak efficiency and extend its lifespan. The Department of Energy also highlights how clean coils and proper airflow are key to efficient operation.


Don’t Ignore Strange Sounds or Odors

Rattling, buzzing, or musty smells coming from your AC aren’t normal. These are often early warning signs that something’s wrong. Strange sounds might indicate loose parts, while odors could mean mold in the system or dirty coils.

It’s best not to wait. Catching the issue early can prevent more serious (and more expensive) damage. If you’re ever unsure, call a professional.


Upgrade to a Smart Thermostat

Although not technically part of the maintenance of an AC system, upgrading to a smart thermostat helps it work smarter—not harder. With features like scheduling, remote access, and adaptive learning, smart thermostats optimize efficiency and comfort.

They can even alert you when it’s time to replace filters or schedule maintenance. Check out this guide from ENERGY STAR to find the right one for your setup.


The Importance of Checking Refrigerant Levels

Low refrigerant doesn’t just mean less cooling. It can cause your compressor to overheat and eventually fail. That’s why we always check refrigerant levels during every maintenance visit.

If your home isn’t cooling properly, and you hear a hissing sound or see ice on the lines, it could be a refrigerant leak. Don’t ignore it—this is something that needs professional attention fast.


Seal and Insulate Ductwork During the Maintenance of Your AC System

It’s easy to forget about your ductwork, but leaky or poorly insulated ducts waste energy and reduce comfort. In fact, ENERGY STAR estimates that typical homes lose about 20–30% of conditioned air due to duct leaks.

During an AC system maintenance service, we inspect ducts for leaks or damage. Sealing them improves efficiency and helps keep every room in your home cool and comfortable.


Install a Surge Protector for Your System

Power surges can damage sensitive AC components, especially the compressor and control board. Installing a surge protector adds an extra layer of protection.

It’s an investment we often recommend—especially in areas prone to electrical storms or grid instability.


Final Thoughts: Maintenance of AC System

Staying on top of maintenance of AC system tasks isn’t just about avoiding problems—it’s about protecting your investment and ensuring consistent comfort. From replacing filters and clearing debris to scheduling professional tune-ups, each small step adds up to big savings and long-term performance.

At Summers Comfort Heating & Air, we’re committed to helping you make smart, efficient choices for your cooling system. We proudly serve homeowners in Denham Springs and throughout nearby areas.

If you’re ready to boost your system’s performance and cut down on costly repairs, give us a call. Your comfort is our priority—year after year.

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