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We know that air conditioners keep our homes cool in the summer time. Not everyone has an AC, and not everyone needs one. You can survive without them, but they certainly make your home much more comfortable during the summer months.

So, we’ve established they are useful machines, and much like any other piece of equipment in your home, it only makes sense to understand what it’s doing.

Now, there is no need to get too serious or try to study the ins and outs of HVAC systems. There’s a lot to know, and it makes more sense to hire a professional technician when things go haywire.

But to be a responsible homeowner, you need to be aware of the utilities that you and your family are using. We believe part of that awareness includes knowing a little bit about your air conditioner and how it works.

It helps to understand that your AC isn’t really creating cold air in your home. Instead, think of it as removing the warm air. Heat is present in the air no matter what temperature you’re dealing with, so the idea of “cold air” is really just a measure of how much heat you have removed.

Your air conditioner uses a blower to pull in the heated air from inside your home. There is a fan inside the AC unit that blows that hot air over a coil filled with cold, refrigerant liquids. The heat from the blowing air transfers into the coil, prompting the refrigerant liquids to turn into gasses.

Those gasses create the cool air that is blown out of the AC unit and into your home. The AC then needs to turn those gasses back into a liquid so the process can repeat itself. The gasses are compressed and revert back to their liquid state.

The heat created when the gasses in the AC are compressed is then blown outdoors by another fan. The liquids can be heated once again by the warm air sucked in from your home, and the process just keeps repeating itself until your house is resting at a comfortable temperature.

We think it’s a pretty cool thing! Liquids becoming gasses, then back into liquids, all within the air conditioning unit in your home. The science behind air conditioning may seem very complex, but it’s not that hard to wrap your mind around. Besides, we think understanding the basics is enough to call yourself a responsible homeowner!

If you’re having trouble with your AC, no need to stress about it! You can either troubleshoot the issues and save a few bucks by fixing the problem yourself, or you can call in a technician and get the problem solved as efficiently as possible.

Check out our long list of blogs with helpful information on how to diagnose issues with your AC and fix them. If you would rather have us come out to make the repair, feel free to give Arco Comfort Air a call at any time!

At a low cost to you, we will be happy to send a technician out to take a look at the problem. It is always our goal to keep you comfortable in your own home!

“Question mark sign” by Colin Kinner is licensed under CC BY 2.0

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What Are Customers Are Saying

Princeston was excellent, very friendly and very efficient! He did an excellent job and helped sort out multiple leaks!!

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Brian Suter

September 20, 2025

Had an issue with scheduling and had to be rescheduled. ARCO reached out to me with a very considerate resolution and we are very pleased with their professionalism. We have used them in the past and plan on working with them in the future.

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David Jackson

September 20, 2025

Eugene was out for the furnace check today. He took a lot of time to explain what he would do and extra features associated with my account. He was very thorough and did everything I asked him to do. He was very polite and friendly but professional.

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Francine Beekman

September 20, 2025

Kellyed did amazing work and was very informative.

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Nathan Wisniewski

Nathan Wisniewski

October 27, 2025

Dominic was awesome and super helpful

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DarkLordChibi

DarkLordChibi

October 27, 2025

Technician was incredibly knowledgeable and did an amazing job fixing a persistent issue plaguing our house for years

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Bug VonD

Bug VonD

October 27, 2025

Jesse was a good guy to converse with and got the job done quick and easy. Friendly guy and great service!

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Căļĕb Ğ

Căļĕb Ğ

October 27, 2025

jesse was a great help finding out was was wrong with my furnance and explaining so i could understand what the problem was i highly recommend!!!

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Trent Manas

Trent Manas

October 27, 2025

Jessie came out today to service our heating system. He was on time and very personable. We have had great experiences with ARCO and Jessie in the past. He got right to work and checked over the system and found that the igniter looked a bit “Iiffy” We had it replaced. Very reasonable. Very Happy with ARCO and will schedule our AC tuneup in the spring..

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David Jackson

David Jackson

October 26, 2025

Princesten Was stellar!! He went above and beyond will be using them in the future!

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Zak Gaydos

Zak Gaydos

October 23, 2025

The technician was incredibly thorough and detailed with his work inspecting the electrical in our home. He clearly explained what he was going to do and all that it would entail. When he was finished he went over anything that needed to be done and why, and then offered reasonable quotes in different price points so it wasn’t overwhelming.

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Kortnee Schubert

Kortnee Schubert

October 23, 2025

Jesse was great ,he was very professional

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Linda Muckleroy

Linda Muckleroy

October 23, 2025

Jesse the technician was amazing! He was very knowledgeable, friendly and quickly diagnosed the issue with my furnace right away. The work was completed efficiently and my furnace is working better than ever before! Very highly recommend!!!!

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Jeneba Yaskey

Jeneba Yaskey

October 23, 2025

Jesse was great, straight forward, gave some advice and I appreciated it!

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Alex Price

Alex Price

October 22, 2025

Princeton Gordon went above and beyond to solve problem!

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david evans

david evans

October 22, 2025