How to Clean AC Evaporator Coils Properly with These 6 Steps

how to clean AC evaporator coils
Inside your air discipline system are coils that can collect scatter and dirty that degrades your unit ’ mho capability to cool air. Dirty AC evaporator coils consume more energy, ramping up your electric placard. consequently, it is necessity to clean air conditioner evaporator coils monthly or per annum .
If you do not yet know how to clean AC evaporator coils, do not worry. We have you covered ! Below is a detailed scout featuring all the different methods with bit-by-bit instructions to clean evaporator coils. In short, these are :

  • Switch the AC and air handler unit. Then, gain access to the evaporator coils
  • Identify the evaporator coils that need cleaning
  • Get rid of the light build-ups using a can of compressed air
  • Remove more stubborn dust, dirt, grime, and grease using a brush
  • Deep clean the remaining contaminants using a commercial cleaner or homemade solution
  • Put the HVAC tape or metal foil back and return the access panel

You will learn more about clean AC coils as you continue to read. Go on !

What You Will Need to Have

Gather all of the follow materials :

  • Eye protective gear
  • A face and nose mask
  • A can of compressed air
  • A screwdriver, socket wrench, and nut driver
  • A handheld and cordless vacuum
  • A soft-bristle brush
  • A commercial cleaner or a mild detergent, warm water, and a spray bottle

once you have all of the materials mentioned above, you are ready to proceed to the steps .

6 Steps to Clean AC Evaporator Coils Correctly and easily

Read carefully and follow the steps below word-by-word to cursorily and properly clean the dirty evaporator coils in your air conditioner system .

step 1 : Switch the AC and air coach whole. then, gain access to the evaporator coils

first, switch your air conditioner system off along with any publicize handler unit in your home plate. then, gain access to the coils by removing the gore of the air-handling unit. Where it is will vary depending on models, sol check your unit ’ second handbook if needed .
typically, there will be screws and fasteners that you have to take off with a screwdriver and other hand tools like a socket twist and addict driver. Some units will have tape or a reflective metal foil on the edges of the panel—remove it deoxyadenosine monophosphate good. Keep all the parts that you have removed together when putting them apart to avoid fall back or separating them .

mistreat 2 : Identify the evaporator coils that indigence clean

nowadays that you have access to the inner components, look for the evaporator coils. normally, they are on the air consumption by the side of the exit of the furnace or the fan coil. You can recognize them as U-shaped tubes made of aluminum, copper, or steel. The coils are typically shaped into an inverted V-frame of two panels, which are lined with aluminum fins .

step 3 : Get rid of the luminosity build-ups using a can of compressed air out

In this step, you will begin working out the cruddy build-ups inside of the coils. Use a can of compressed vent and spray over the coils to blow out dust and crap. This should get rid of all the light particles. For more dogged pieces, bring the atmosphere nozzle of the can closer and apply it from straight 90-degree angles .
Spray systematically to force out all the debris. however, during this process, make sure you are blasting the contaminants through and into the ductwork system. You should besides have center security and a mask to keep the materials from entering your eyes, scent, and mouth. then, vacuum away everything on the loose .

tone 4 : Remove more stubborn dust, soil, dirt, and dirt using a brush

next, enter the brush. Use it to brush away dirt piles and get into all the hard-to-reach areas. Apply power consequently ; less refractory build-ups will need to take a lighter beat. however, be very careful when working with the fins .
Try to avoid pressing excessively hard to cause any damage. besides, do not brush across them ; you can incidentally cause them to fold or bend. Currently, you are just brushing dry. however, the more you can get rid of at this degree, the less exploit you will have late. Clean the brush and let it air dry before you move onto the following footprint .

step 5 : bass clean the remaining contaminants using a commercial clean or homemade solution

Apply a commercial clean or mix a meek detergent with water for a homemade solution. If you are opting for the latter, make sure that you keep it in a atomizer bottle for facilitate of lotion. Spritz the solution onto your just-cleaned brush. Give it a hour or two to settle in. then, use the brush to pick up any sludge that is hush left on the coils. Use shortstop and abrupt brush strokes to avoid spreading chunks of dirt and debris .
notice : When choosing a commercial blank, make certain you do not precisely grab any from a storehouse ’ s ledge. fifth wheel time to inquiry. Look at the formula, ingredients, brand, and still of application before you purchase. It is besides incredibly authoritative to get one that is condom to use on your air conditioner. many products contain substances that are excessively harsh, which can ruin the components of your system. then, you will have to spend a bunch of money repair and replacing the unit of measurement .
reliable options for a commercial clean for dirty air conditioner evaporator coils are Arm & Hammer Biodegradable Aerosol Air Conditioner Spray, Nu-Calgon 4171-75 Evap Foam No Rinse Evaporator Coil Cleaner, Lundmark Coil Cleen Air Conditioning Fin & Coil Cleaner, and DIVERSITECH PRO-GREEN 880591 Professional Strength Coil Cleaner .
occasionally rinse the brush under clean water and reapply the cleaning solution. Continue brushing until the coils are wholly clean. Let the coils air travel dry ahead going over them once more with a fresh but moisture rag.

dance step 6 : Put the HVAC tape or metallic foil back and return the access empanel

To complete, put the HVAC tape or alloy thwart pack into its put, and reattach the access panel. Think of this as reversing the first step that you have taken. Turn your air conditioner back on and check its performance. A system with clean evaporator coils will have the optimum cool capacity, reduced energy pulmonary tuberculosis, minimal operate on pressures adenine well as system failures and other signs of wear .

Another option

If your air conditioner system is excessively filthy and heavily soiled, it is a good mind to seek help from professionals. There are enough of service providers that you can rely on. They are equipped with relevant cognition and skills to handle austere evaporator coils .
therefore, you can rest assured that they will get the job done correctly and cursorily. even though the money that you have to shell out is higher than cleaning the coils on your own, think of it as an investment. After all, your breeze conditioner deserves the best .
thus, there you have it ! Cleaning air conditioning evaporator coils is not equally intemperate as it sounds, right ?


With that, you have finished our detail article on how to clean AC evaporator coils. Hopefully, it was easy to follow and helpful. Bookmark this article so you can refer back to it once you commit to your own HVAC evaporator coil houseclean, and do not forget to share your have with us in the comments. We constantly look forward to hearing from our readers. so, do not hesitate !
If you have any other follow-up questions or thoughts on this subject, please besides leave a comment. You are welcome to send this article to your family, friends, or anyone you think will appreciate the content angstrom well !

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