Once you’re done spraying with the detergent, let it sit for a few minutes. The indoor unit only dispenses the air, so it runs quietly. If there is no switch, you’ll need to manually pull the plug which feeds power to the condenser. Many of us are currently staying indoors to hide from the sweltering heat. Having a trained Carrier® expert service your air conditioner is the most reliable way to ensure its efficiency and longevity. A clean air conditioner also cools the air more efficiently and can reduce energy consumption by up to 15 percent, according to Cornell University. An air conditioner has two main parts that need cleaning an evaporator and condenser, they will have typically aluminium fins and that is where the dust will build up. Wear protective gear to make sure dust and other particles do not enter your eyes while cleaning. Once you have these tools, make sure you know where the evaporator coils are located. The photo shown just above/left is a typical gas-fired air furnace or air handler unit. This method is typically recommended only for the outdoor condensing coil. Step 5: Lubricate . Then remove the unit from the window or slide it out of the wall. Filter cleaning is the largest consideration for the unit. Locate the evaporator coil in the AC panel. This material will catch just about anything that comes through your air conditioner. If your window air conditioner is installed in the kitchen, then its filter must be cleaned once a week. by Vegard Riseng. 1.6k Views. The case screws are usually located along the bottom edge. The process should take about two hours. Since most mold in air conditioners grows on damp dirt and dust that has collected in the unit, you must be sure to remove all dust particles from the area. Place towels around your indoor unit to prevent water damage. Shoot the spray over the entire surface of both coils and let the foam do the work for you. After removing any sticks, leaves or weeds around the outside of your unit, homeowners should use an AC fin comb to clean every fin individually. Considering the extended system lifespan, sustained energy efficiency, lower operating costs, better comfort and reduced potential for extensive repair work, AC coil cleaning is a cost-effective way to care for your system. Check the motor for lubrication ports. You can clean your unit with a regular garden hose and a broom. While there are a number of commercially available coil cleaning solutions on the market, air conditioner coils can be cleaned with a solution of a mild household detergent and water. Locate the locking tabs. This product will clean the coil effectively and rinse off during the cooling process when the system is turned on. The EPA does recommend cleaning ducts on certain occasions: if and when there is substantial visible mold growth inside the components of your heating and cooling system, if and when the ducts are infested with rodents or insects, and if and when the ducts are so debris-filled that an enormous amount of dust is actually making its way into … If you’re working on a window A/C unit, remove the mounting frame and the case. According to the Department of Energy, failing to clean a window air conditioner unit will lead to a steady decline in performance and an increase in energy use. Since most mold in air conditioners grows on damp dirt and dust that has collected in the unit, you must be sure to remove all dust particles from the area. Here are four simple ways to keep the air in your home clean and lower the risk of health issues…. There should be a shut-off box near... 2. You will need to remove the filter from its frame and shake out any dust. Increased operating temperatures. Cleaning an AC unit is important to keep it running smoothly and efficient. Others may offer a service contract that includes regular cleanings and inspections along with a guarantee against breakdown or a discount on repair work. Dirty coils mean spending more money keeping your space cool. Your air conditioning system helps remove unwanted and uncomfortable humidity from your home as a natural part of the cooling process. You don’t want to spray water into your air conditioner, or you’ll just be pushing the dust and dirt farther in, which is not how to clean your AC unit. How to Clean AC Evaporator Coils Inside. While the foam works, clean the fan blades with a household cleaner and a rag. These actions will remove mostly loose, surface materials from the coil. In some cases, the outer casing and top may need to be removed. There are several types available, including foaming cleaners for outdoor condenser coils and self-rinsing cleaners for indoor evaporator coils. While it may look like a potential DIY project, the easiest and best way to clean your coils is to have an expert do it. Once the coils are exposed and accessible, your dealer will inspect them and determine the proper cleaning method following the manufacturer’s recommendations. First, remove the plastic filter holder/trim panel. The buildup that accumulates on the surface of the coils forces them to work harder to either absorb or release heat, resulting in less efficient operation. The AC coils and fins on the outside of your unit need to be kept clean and clear of obstructions. Decreased cooling efficiency. Project step-by-step (6) The Cleaning Procedure:. Turn off the air conditioner at the thermostat. Assuming you can open your AC unit's plenum, the first thing you want to do is remove the foil-wrapped insulation at the front of the plenum. This process may be repeated as necessary. Fill the sprayer with the cleaning detergent and start spraying the AC unit. Regular coil cleaning services are much less expensive than repair bills that could result from ignoring this maintenance item. Clean the indoor unit Check the furnace filter. Open the blower compartment and vacuum up the dust. Your dealer will be careful to blow the air straight through the fins, not at an angle. As common sense would dictate, AC coils should be cleaned when they’re dirty. If you notice that your unit’s fins are dented and bent, buy an AC fin tool at the hardware store and use it to straighten the fins (Image 1). Cleaning an AC unit is important to keep it running smoothly and efficient. (See Reference 1) A Mitsubishi split A/C unit needs cleaning in order to remain in working condition, like other such units. Most evaporator and condenser coils are made of copper tubing which runs through a series of thin, aluminum strips called fins. Even worse, dirty coils make the system work harder than intended and can result in shorter system life and potentially expensive repair bills. Do this by switching off the power from the source. 7. If cleaning doesn’t do the trick, you can always call in a pro (or buy a newer, more efficient unit). How to clean your air conditioner without voiding warranty tips to clean mini split ac indoor unit blog details grees how to clean the indoor coil on a window air conditioner hvac ac condenser how to clean an air conditioning how to clean ac coils simple green how to safely remove mold from your window ac … In a split-system central air conditioner, there is an indoor unit, typically a furnace and evaporator coil or fan coil, and an outdoor unit, often referred to as the air conditioning unit. Clean off the debris to enhance the lifespan of your ductless system, observe potential issues before they get worse. Don’t forget to subscribe to our channel on YouTube or our Blog for automatic updates … How to Clean an Air Handler and Condensation Drain Read More » The coil is either allowed to drain naturally, or lightly rinsed with a garden hose. Finally, wash (or replace) the air filter and reinstall the unit. But before you do that, check out our step-by-step air conditioner cleaning instructions below. Aside from the putrid odor this can produce, it can also aggravate allergies. Let the AC cleaning product work its magic for five minutes. Increased cooling costs. Schedule your $88 air conditioner tune-up today! Just look for the orange schedule now button located by each participating dealers contact information. Wear protective goggles to keep dust, pet hair and other particles from getting into your eyes as you clean. After the detergent has soaked, take a hose and spray the AC unit with water. First of all, clean your window air conditioner grill with the help of a cloth or tissue paper. Soap and hot water are a good place to start, and bleach helps with sanitization. Then, take a hose and spray the unit from the inside out. Air Handler Blower Unit Cleaning How to Clean the AHU Blower Assembly & Blower Fan ... At page top is a dirty squirrel cage fan inside of an air handler unit. First, remove the plastic filter holder/trim panel. Spray the casing and interior with cleaning solution. Turn off the power to the furnace at a nearby switch or at the main panel. Fortunately, it only requires a little time and some common household cleaning supplies to whip your air conditioner into shape and kill mold on an A/C unit. Then, they will follow up by applying the commercial cleaner, and rinsing the coil with water depending on the cleaner instructions and manufacturer’s recommendations. Users may experience intermittent connection issues. Larger units can cool small spaces too quickly and turn off before dehumidifying the air, leading to excess moisture. Your dealer may use a combination of using compressed air, a shop-vac and heavy-duty coil-cleaning chemicals that meet the specifications of your air conditioner model. Allow the solution to sit on these surfaces for approximately 10 minutes, then rinse with water and a damp cloth. The air inside your home can be three times more polluted than outdoor air. Using the shop vac, the service technician can then clean the unwanted dirt and debris from the unit. Some HVAC dealers even run inexpensive “clean and check” specials that make the service more affordable. Let the unit, filter, grille, and metal cover dry completely. It is either well-exposed and protected by a sturdy wire coil guard, or less visible and shielded by a more protective louvered metal outer panel. 2. A blocked evaporator coil often causes the compressor to run at increased temperatures, placing stress on the entire system. Not only are they properly trained on how to clean AC coils, they can also test your system prior to the cooling season to ensure that your system is performing at its peak. Once the coil cleaner has completely done its job, clean out the drain pan. If not, you have other problems. That's it. Reassemble the air conditioning unit … Air conditioner filters become worn or damaged over time and need to be replaced. This includes cleaning your indoor and outdoor units. Now it’s just a matter of waiting for your air conditioner to thaw out and cleaning up the melted water right away. 51 Likes 1 Comment ... Push up with your thumb from inside the unit and pull towards you to release them. How to Clean AC Coils with Household Detergent While there are a number of commercially available coil cleaning solutions on the market, air conditioner coils can be cleaned with a solution of a mild household detergent and water. If you're unsure how to do it, read this oneHOWTO article on how to clean your car's air conditioning system and get to work. Then, take a hose and spray the unit from the inside out. Usually moisture drains out of the unit or is injected into the condenser coils to help cool the refrigerant, but sometimes it gets stuck in the unit, where it stagnates and contributes to the growth of mold and mildew. The detergent and water mix is applied to the coil using a low-pressure sprayer. Air conditioner coil cleaning can help you save money, maintain efficiency and extend the system’s life expectancy. The mold you see is just the tip of the iceberg. Checking the unit during the shoulder season will allow homeowners to look for dirt, leaves and other debris. The EPA does recommend cleaning ducts on certain occasions: if and when there is substantial visible mold growth inside the components of your heating and cooling system, if and when the ducts are infested with rodents or insects, and if and when the ducts are so debris-filled that an enormous amount of dust is actually making its way into your home through them. If the condensate drain line is clogged, you will need to use a wet-dry vacuum or a special pump to unclog the line When you think about air conditioning, cold air is probably one of the first things that comes to mind. A split air conditioning unit has a wall-mounted unit on the inside of a house or apartment and an outdoor unit to take in air and cool it. Fin combs are available for most common air conditioners. Increased system wear. Contact your local Carrier HVAC expert to schedule a service appointment. You can clean your unit with a regular garden hose and a broom. Place the unit on a table outside within reach of a hose. A/C units work by collecting moisture in the air from the inside of your home to produce cool air. Due to the tight spacing between the coil fins, surface moisture from the cooling process, and the amount of air that flows across them, dirt, dust, debris and other pollutants can build up on the coil surfaces. When you search “how to clean AC coils” online, you’ll likely be overwhelmed with the options and industry terms thrown around in the countless tutorials. Got it? Also be sure they are not using a detergent that is highly acidic. As a rule of thumb, we’d say at the very least, you should have an HVAC professional perform a maintenance check on your system once a year before summer, when your air conditioner will be used most often. Then insert the air conditioner fin comb and pull up to straighten the fins. Clean small amounts of mold from inside the cabinet and/or the grille. We’ll begin with directions for the inside portion. Shut off power to the unit. Match the correct end of the air conditioner fin comb to the fin spacing on your coils. Giving Your Unit a Deep Clean 1. An AC fin comb is a small tool with soft bristles made for delicately cleaning both the exterior and interior fins of your AC unit. Keeping the air inside your RV clean and healthy to breathe can be a challenge. When your HVAC services professional arrives to check your clogged AC drain line, they will likely turn the system’s power off, even if it is already not running. AC Noise: Tips for Fixing Noisy Air Conditioners, Air Conditioner Troubleshooting and Repair, What to Know Before Buying a Central AC Unit Replacement, Water Around Furnace Means Clogged Condensate Drain, Here’s Where You Shouldn’t Install Your AC, This Nifty Trick Will Clean Up Your Air Conditioner, Cool Your Home and Conserve Energy (and Money), Air Conditioner Repair: Replace Rotted Insulation, We are no longer supporting IE (Internet Explorer), How to Clean the Inside of a Washing Machine, your air conditioner won’t work fully if you don’t do this. A split air conditioning unit has a wall-mounted unit on the inside of a house or apartment and an outdoor unit to take in air and cool it. Damaged or bent fins can restrict airflow and can result in reduced heat transfer capabilities. If you’re a fan of ours, be sure to share this video to show your friends and family how they too can experience “Simply Great Service”! Running your unit on AC on fan mode completely dries out the unit on the inside. Acidic cleaners damage the copper and alloy metals used in the coil, and potentially cause corrosion which will shorten the life of the coil. ; If your air filter shows signs of damage, like tears, holes or excessive grime, it’s time to replace. That’s not always the cause. These are the bottom tabs. This moisture can build up in your rooms and ductwork. Take the unit outside and remove its case. If your AC unit is oversized for the space you have, one of the problems that it can cause is mold in air ducts.