Know The Best Ways On How To Clean Ac Coils

Must read

What happens if AC coils are dirty? Do you want to know how to clean ac coils?

Cleaning the ac condenser coil would enable it to run hotter and use less electricity, making you feel more relaxed. Cleaning the air conditioner in the spring, just before you need to use it for the first time of the year, is the perfect time to do so. If you notice any dirt in your air conditioning device, then in this article, you will have various processes on how to clean ac coils.

But to start, you need to know about the ac condenser coil.

What is an ac condenser coil?

The ac condenser coil absorbs heat from your home’s humid air and discharges it outdoors. The fundamental components of all split air conditioners and heat pump condensers are the same.

The ac condenser coil, a compressor, a fan, and numerous controls are all included in the condenser cabinet. Heat can be transferred quickly using copper tubing with aluminum fins or all-aluminum tubing in the condenser coil. 

A critical feature, the ac condenser coil circulates air around the coil to aid heat transfer. Since it compresses the pumps and refrigerant them to the coil as hot gas, the compressor is the system’s core.

The refrigerant is cooled into a warm liquid at the condenser and then passed through a conduit to the evaporator coil, where it spreads and cools. The gas is injected directly into the evaporator coil in ac to supply fuel in heat pumps.

How many types of ac condenser coil?

An indoor unit, usually a furnace and evaporator coil or fan coil, and an outside unit, often referred to as the air conditioning unit, make up a split-system central air conditioner. Each ac unit contains a coil that is essential to the cooling process.

The evaporator coil in ac, also known as the cooling coil, is found on the air intake side of the fan coil or the exhaust side of the furnace within the house. Its function is to drain heat from the air inside the home such that the blower fan can restore cold, refreshing air.

The heat is released outside by the ac condenser coil, which is found in the exterior unit. Copper tubing passes through a row of thin aluminum strips called fins in most evaporator and condenser coils.

However, other coil shapes and formulations exist, such as all-aluminum coils or spine fin coils that resemble a big pipe cleaner, airflow through the coil aids in the movement of heating energy into and out of the house.

What is an ac condenser coil
How To Clean Ac Coils

What role does the ac condenser coil play in Cooling?

An air conditioner is a closed circuit that uses loops to circulate coolant or refrigerant to help expel heat from your house. The refrigerant circulates through the loops between the evaporator and condenser coils, changing from gas to liquid and vice versa as the temperature changes. 

Let’s look at the measures that the two ac condenser coil takes to help cool your home or office’s indoor climate.

  • When the air conditioner’s indoor device pulls warm air from within your home, the gaseous coolant flowing through the evaporator coil absorbs the heat and helps cool the air and condense it into a liquid state, then flows out of the machine through the drain channels.
  • From the evaporator coil to the air conditioner’s outdoor assembly, coolant passes into closed loops. By the time the gaseous coolant meets the condenser coil, it has been squeezed and transformed into a hot liquid.
  • The condenser unit’s fan motors help dissipate heat through the condenser coil’s aluminum fins. The liquid coolant then returns to the evaporator, and the cycle repeats.
  • The two ac condenser coil is critical to the cooling phase. It acts as a cycle, transferring heat inside your rooms to the outside, allowing you to live in a pleasant atmosphere.

What is the difference between the evaporator coil and condenser coils?

  • The evaporator coil in ac and condenser coil are the two primary coils used in an air conditioner. Both forms have the same goal of dissipating heat, but they do so from various angles. 
  • The evaporator coil in your air conditioner’s indoor device absorbs heat from the air within your quarters, while the ac condenser coil is in the outside machine dissipates heat away from your house to the outside. 
  • The evaporator coil not only extracts heat from the indoor air but also reduces humidity levels in your space, speeding up the cooling process. 
  • In conjunction with a fan motor and control valves, it aids in removing heat from your home. 
  • The evaporator and condenser coils work together to help in the cooling process, resulting in a calm and relaxing indoor climate.

Can you clean AC coils yourself?

Yes, you can clean your AC coils by yourself if you follow this article till the end. If you don’t want to use a market coil cleaner, a gentle detergent and water will clean the coils almost as well.

Fill a spray bottle or garden sprayer halfway with warm water and a basic detergent. Allow a few minutes for the solvent to sink in and loosen the soil and residue on the evaporator coil in ac.

Why is it essential to clean AC condenser coils?

Dirt, dust, debris, and other particles may accumulate on the coil surfaces due to the close spacing between the coil fins, surface moisture from the cooling phase, and the volume of air that flows over them. This accumulation limits the system’s capacity to pump heat into and out of the house over time, limiting its ability to provide summer cooling.

Dirty coils may even obstruct or block the airflow critical to the whole process in difficult situations. The decreased energy efficiency will lead to a less cozy house and higher electricity bills.

Worse, dirty coils force the device to operate faster than it could, resulting in a shorter system existence and potentially high maintenance costs. To put it another way, the coil cleaner of an air conditioner is the more effective part of the device.

The AC condenser coil that is dirty can cause a variety of issues, includes

  • Operating temperatures have been raised. Excessive soil and debris accumulation will put excessive strain on the machine, forcing fans and compressors to operate faster and at higher temperatures to attain the required indoor comfort.
  • Comfort has been reduced. As a normal part of the cooling mechanism, the air conditioner assists in removing unwanted and oppressive humidity from your house. Dirty coils can minimize overall machine efficacy, resulting in increased humidity and decreased overall comfort.
  • Cooling effectiveness has decreased. Because of the buildup on the coils’ surface, they have to function harder to capture or expel heat, resulting in a less effective activity.
  • Cooling costs have gone up. Higher running expenses result from inefficient operations. When your coils are dirty, you’ll have to pay extra to keep your room cold.
  • It increased system wear. A clogged evaporator coil allows the compressor to operate at higher temperatures, putting the whole machine under strain. The compressor is the expensive part of an air conditioning device to replace. Shielding it will save you money on repairs.
  • Repair or redesign of the system. System failures caused by over-stressed components may necessitate service calls, the replacement of system components, or, in the most serious situations, the replacement of the entire system.
Can you clean AC coils yourself
How To Clean Ac Coils

How do you know if my AC coil is dirty?

The evaporator coil is one aspect of an air conditioner that may create complications. Its function is to collect heat from your home and move it to another place. The capacity to do this effectively is harmed as it gets polluted. 

There are three major indicators of when an AC coil should be cleaned.

Cooling ability of air conditioning decreases

If the evaporator coil is filthy, the air conditioner will not emit as cool air as it can. The performance of the cooling mechanism is harmed as heat flow is limited. Get the evaporator coil examined if it seems that the air conditioner isn’t cooling your home.

Air conditioning runs over a longer period.

Another sign of an issue is whether the air conditioner starts to work for longer periods to achieve the same level of ventilation in your house. When the air it generates isn’t as cool as you want it to be, it has to emit enough to reach the desired temperature. If you note this, the evaporator coil may be to blame.

During use, the coil develops frost.

A filthy evaporator coil will trigger your air conditioner to stop working altogether. It occurs as condensation collects on the soil and freezes throughout the service of the air conditioner. The accumulation of ice prevents heat transfer from your home’s climate, causing the air conditioner to avoid cooling air at all.

What happens if AC coils are dirty?

Dirt and grime on your air conditioner’s coils make it difficult for your devices to transmit heat. That means it needs to run longer and work harder to complete its task, using more resources and creating wear and tear on pieces. Corrosion occurs in dirty coils, resulting in refrigerant leakage.

Here are the problems that can be caused if the AC coils are dirty.

  • Less heat transfer.
  • High condensing temperature.
  • High compression ratios
  • Volumetric efficiency will be lowered

Is it possible to get sick from dirty air-conditioning coils?

Using a dirty coil causes issues. A dirty coil will expose your family to toxic mold and dust accumulation, in addition to the mechanical issues it can trigger. Mold in your air conditioner or ductwork may be causing asthma or flu-like symptoms, nausea, or allergy symptoms in members of your family.

How to clean ac coils?

Since air conditioner coils are so critical to your convenience and the effective running of your machine, it’s crucial to have the job done correctly. Because of the fragile design of the coil fins that aid in the heat transfer operation, it’s also important to make sure they don’t get harmed while washing. 

The processes of the ac cleaning kit are given in a detailed way in the below steps.

  • Try with compressed air.
  • If the soil on your coils isn’t too thick, you can normally only blast it off with compressed air. 
  • The compressed air should be guided around the coil in the opposite direction to the usual air movement. 
  • Often, use a constant airflow around the coil, wear eye cover, and clear up the dirt and debris when it becomes dislodged with a shop vac.
  • You can use a brush.
  • It can be a good way to eliminate small quantities of debris from coils while still giving you greater power over the vibration and cleaning areas. 
  • You’ll wipe the dirt away with the brush directly on the coils, scrubbing if possible for tougher-to-remove dirt. 
  • You can use a soft brush to clean the fins, as rough bristles or wire brushes may harm them.
  • Try the commercial cleaners. 
  • When it comes to washing the evaporator tubes, you’ll have various cleaners to choose from. 
  • When you’ve decided on a cleaner item, obey the manufacturer’s directions. 
  • Allow the cleaner to rest and foam until all of the foam and residue has been removed. 
  • Reapply if required until the coils are clean and clear of accumulation.
  • Use water and soft detergents. 
  • Use a gentle detergent, and water will disinfect the coils almost as well. 
  • In a spray bottle or a garden sprayer, combine a clear detergent and warm water. 
  • Allow a few minutes for the solvent to sink in and loosen the soil and residue on the evaporator coils. 
  • Reapply as desired after wiping away any loose substance with a soft brush or rag.
  • Cleaning requires a lot of effort. 
  • If your evaporator coil in ac is deeply soiled, you can need to use more aggressive cleaning chemicals and tools, such as a steam cleaner or a pressure washer. 
  • It may also suggest that you’ll need to disassemble your AC device more than clean it, such as removing the coil, cutting the refrigerant wires, and then reassembling it. 
  • If this is the case, you can contact a licensed AC coil cleaner who will diagnose the situation and provide you with the necessary tools, training, and materials to clean the coils and return your ac cleaning kit to normal without risking injury.
How many types of ac condenser coil
How To Clean Ac Coils

Is it OK to spray the water on your air conditioner?

If you clean sufficiently dust, soil, and debris from your air conditioner, spraying it with water will make it work more smoothly and keep it from overheating. It would not damage the air conditioning system in any way. Spraying off the condenser tubes a couple of times a year is a smart practice.

Does cleaning AC coils really help?

Research shows that cleaning both sets of coils annually will save you 10-25 percent of the total running cost of your air conditioner. 097/KHW those coil cleaners save you $436 per year.

Is it possible to clean AC coils with a degreaser?

A gentle soap solution or a degreaser, on the other hand, is a slightly safer substitute. Each cleaning with a corrosive solvent reduces the coil’s performance and working power, slashing its lifespan by years.

Can you use vinegar to clean AC coils?

Yes, you can use vinegar for AC coil cleaner. To disinfect the AC coils with vinegar, combine half white vinegar and half water in a spray bottle; this combination can effectively clean the coils. When you clean the coils with vinegar for a few months, it functions well. You may also disinfect the coils with a vinegar-based solution.

How much would it cost to clean the coils on an air conditioner?

Cleaning your AC coils as a stand-alone service can cost anything from $100 to $400. It can be performed at least once a year and up to once a month for maximum machine productivity. Cleaning your condenser coils, which are stored outside your house, is included with your annual AC tuneup and costs $75 to $200.

How much time does it take to clean the coils on an air conditioner?

About two to three hours. Cleaning the outside machine can take no more than an hour. If this is your first time, feel free to take your time. When you’re spending hundreds of dollars on AC supplies and repairs over time, 2-3 hours isn’t much of a sacrifice.

How many types of ac condenser coil
How To Clean Ac Coils

What is the best way to clean the outdoor air conditioning unit?

Clean off loose debris from the outside machine with the water hose mist. Coil cleaner can be sprayed on the exterior unit. Allow the cleaner to foam and bind with the dirt on the coils for 10-15 minutes. Using the hose, rinse the coil cleaner out.


Cleaning the ac condenser coil and evaporator coil in ac regularly is an easy and economical way to improve efficiency, reduce maintenance costs, ensure continuous comfort, and save money on your electricity bills. An AC condenser coil that is dusty or fouled will trigger a slew of issues, as seen here.

Hopefully, you have understood that keeping coil cleaner is a safe way to guarantee that a device runs at maximum performance by following the procedure mentioned above.

MORE INFO: Easiest Process On How To Clean Window Screens

- Advertisement -spot_img

More articles


Please enter your comment!
Please enter your name here

- Advertisement -spot_img

Latest article