The Best Air Conditioner Maintenance Tips

According to the Department of Energy reports, cooling and heating bills can make up approximately 50 percent of your total utility expenses. This makes using central air conditioners part of the biggest energy expense for an average U.S. home.

With warmer weather fast approaching, we have made a list of easy, no-cost ways to improve the efficiency of air conditioning in your house so that you can avail the most from your system while keeping your expenses under control. In this blog, we shall highlight the eight best, no-cost ideas for maintenance of air conditioning units. They can help keep your air conditioning systems healthy as the weather gets warmer and homeowners start switching on their units.

How To Take Care Of Your Air Conditioning Units Yourselves Before Calling An Expert

Your outdoor unit will function extremely efficiently if clean and clear of debris. Therefore clean it thoroughly. Click here to read our HVAC performance article that includes a video on how to clean its condenser properly. Only a professional should perform a more thorough cleaning.

Keep vents unblocked and vacuum indoor vents. To help maintain steady airflow from your system vacuum away any debris and dust from indoor supply vents. Also, prevent items like toys, furniture, and blinds from blocking the vents.

Increase your thermostat by some degrees. Typically, adjusting temperatures by 5 to 8 degrees (up in summer, down in winter) can help save energy and money. Programmable thermostats allow you to automatically change the temperature for varying times of the day or when you shall be away from your house for several hours.

You should keep heat-producing appliances such as lamps away from the thermostat. Keeping heat-generating appliances near the thermostat will inform it that the air inside your home requires more cooling, causing air conditioners to work harder and run longer than required.

Keep blinds and curtains closed during the daytime. Keeping your curtains or blinds closed, when direct sun hits your home’s windows, allows some of the heat to warm the interior of your home.

Clear the drain line. The indoor cooling unit contains a drain, normally mounted atop the furnace in the basement. Flushing a cup of chlorine bleach down the drain of your air conditioner and then rinsing it with a gallon of water, helps keep the drain clear through the summer. Keeping your drain line clear can prevent your basement from being flooded with water in case the drain chokes.

Avoid using ovens and dryers during the hottest hours of the day. Running dryers leads to warm air to be sucked in into your home and using the oven will add more warm air to your house, forcing your air conditioner to work harder.

Insulate all exposed ductwork. Ensure ductwork running through unconditioned space is sealed correctly so that it does not leak air-conditioned air. Use UL 181-rated duct sealing tape to fix visible leaks; however, ensure professional checks the ductwork too during his next scheduled maintenance visit. In addition, insulate the ductwork with the proper thickness duct insulating material.

You need not always spend lots of money to maintain your central air conditioning system.

Having knowledge about the different parts of your HVAC system, and ensuring that it runs efficiently ensures your system stays in top working condition during the summer when you need it the most.

Regular maintenance along with employing the tips mentioned above helps you save money and reduce the chances of a problem developing in your system. It also helps you take preventive measures in case you observe any faults that may be easy to fix during its initial stages.

The above tips, together with additional steps mentioned in our “25 Ways to Save” e-book ensure your system works efficiently and that its parts are in good shape. Therefore, go through the tips once again, and make sure that you implement them.

Hire a professional such as the contractors at to check your system at least once a year to ensure that the equipment, ductwork, and connections function properly during the summer.