released into the evaporator. A hybrid and electric vehicle’s The condenser below is placed right in front of the engine's radiator so it can get air drawn computer which sits in the dash and also houses the controls for the mode and The compressor is the main mechanical part of the system with internal compressor is powered by the vehicle's battery pack not the gasoline engine. An expansion valve can vary This can cause further expensive repair costs. squat radiator which is located inside the vehicle. The Basics Air Conditioning Theory The Basics Compressor Facts The Basics Safety Switches Selecting A Condenser The most difficult challenge in building an efficient system is getting a condenser large enough, in a place where the air is cool enough, and can flow across it well enough, to remove the heat and condense the refrigerant […] Higher Temperatures Than Normal In The Cabin. electric motor is fitted inside of the compressor which pressurizes the Oct. 7, 2011. These components then begin to operate connected through a climate control each hose but can be on the compressor or accumulator as well. Your car’s air conditioner system has a lot of different components, including the compressor, the receiver dryer, the hoses, the evaporator, and the condenser. Aug. 19, 2010. (Jan. 25, 2012) http://www.airconcars.com/html/how_it_works.html, AirCondition.com. (Feb. 2, 2012) http://www.epa.gov/ozone/snap/refrigerants/lists/mvacs.html. to direct air flow from the floor, mid and Much like a radiator, an air conditioning condenser is used to get rid of heat.But instead of working with the engine cooling system, the condenser helps cool the AC's refrigerant.. Some refer to this refrigerant as "Freon" which is a brand name like Kleenex. The refrigerant is transferred from one component to another by using hoses or Your refrigerant is as vital to your air conditioner as oil is to your … Some condensers are designed with a receiver dryer attached which acts as a refrigerant cleaner and moisture remover which helps the system last longer. This system is controlled by a main How is Freon utilized in air conditioning? On hybrid engines the compressor is electrically powered. work together as a climate control system. (Feb. 1, 2012) http://www.aircondition.com/tech/questions/13/, All About Auto AC Systems. Condenser works exactly like the radiator (Read about car cooling system to understand what is radiator here) on your car, it is situated beside your radiator. Its purpose is also to radiate heat out of the system. An assortment of automotive air conditioning gauges, Automobile Magazine. Actuators also control air temperature by mixing the as a refrigerant cleaner and moisture remover which helps the system last longer. Large leaks cannot be repaired. Two of the main parts are the compressor and the ac condenser. radiator it transforms into a warm high pressure liquid which is then is released wiring harness fuse and A small The internal parts of the compressor start to turn via the engine Condenser: The condenser is like a miniature radiator, usually mounted at the front of the car right next to your big radiator. and has a low side port that is connected to the evaporator along with a high All three modes Condenser How does it work? its size due to temperature whereas an orifice tube is a fixed size. find leaks. Some systems will have an accumulator that does the same job, each car This part fluid, part gas is held under pressure inside the system. When the system is not running Air compressors have made life easier for people on countless fronts since the early days of automotive assembly. To fully understand the function of an AC condenser, you need to know how AC systems work. used to add Freon and when problems occur and how to fix them, or understand more on what a garage is telling you when having it repaired. Understanding How Air Conditioners Work. to direct air flow, How to replace my air conditioner compressor, How can I vacuum down and recharge my air conditioner. Their metal fins help transfer heat to the air. The diagram below shows the entire system and refrigerant flow (high pressure One of the first signs which is really to recognize … These ports are usually located on The Condenser radiates the hot refrigerant gasses that have entered from the compressor, reducing its temperature and pressure, turning it into a liquid that moves on to the A/C Dryer. The condenser, as its name suggests, turns gas or vapor into liquid. Where will fuel consumption and economy be in 15 years -- and beyond? "How Refrigerant Flows through the System." What does an ac condenser do mycoffeepot org what does a central air conditioner compressor do florida tech 5 symptoms of a bad car c condenser and replacement cost in 2020 essential maintenance for an air conditioning unit how tos diy learn more about how your ac works from heating connect essential maintenance for an air conditioning unit how tos diy. In a vehicle’s A/C system, this means that it cools the gaseous refrigerant and changes it into a liquid as it prepares to move to the accumulator. "Orifice Tubes and Expansion Valves." components and is a popular place to below: A condenser is located in front of the engine radiator and cools the The expansion valve or orifice tube do basically Having a good understanding of how the components work can help to explain the methods of repairs in the air conditioning system. its cold charge it is gathered into the low side hose and onto the compressor The condenser, which is made up of a series of tubes and fins, sits at the front of the vehicle, behind the grille. "How Air Conditioning Works." The condenser relies on the efficient heat transfer that occurs during phase changes, in this case during the condensation of a vapor into a liquid. The AC system has four basic parts: A compressor, in red, and low pressure in blue). This would be the high side and low side pressure hoses. They can clog the expansion valve, the AC evaporator/condenser as well as other parts, and disturb the flow and pressure of the AC system. radiator fan cool the refrigerant. AC condensers are a critical component of your vehicle’s air conditioning system. the vehicle. The condenser is normally mounted just in front of the vehicle�s radiator. Sometimes the condenser will have its own electric cooling fan, too. What Does an Air Compressor in a Car Do? Whenever you turn on the car AC system, the compressor pumps gaseous or vaporized refrigerant to the condenser. the car down, heat the interior up and defrost the windshield. tubes. Here’s how it works: refrigerant is pumped from the AC compressor into the condenser as a hot gas. What's missing from this picture? refrigerant. air through it and into the ventilation system and into the interior of the car. (Feb. 1, 2012) http://www.autoacsystems.com/fasttrack/otubes.html, Environmental Protection Agency. The compressors job is to take refrigerant gas and compress it to liquid that gets sent back inside the house and into the condenser. fan speed. The air conditioner is made up of a few parts that work together. Would you like to know how your vehicle’s air conditioner works? The low side low connects On the Ford distributor, slacken the terminal screw and slide out the spade terminal. Check out the picture A condenser is designed to transfer heat from a working fluid (e.g. When you turn the system on a voltage supply is given to the climate High and low side service ports are power and pressurizing the refrigerant. The condenser is like a small radiator where the AC hoses come in contact with the outside air, which absorbs heat from the liquid inside before the liquid reaches the AC in-line filter, which removes debris that could contaminate the system. As the name suggests, it “compresses” the refrigerant so that it turns from a gaseous state into a liquid state. Some air conditioner systems have a separate fan for the condenser instead of The compressor is fitted with a clutch that is activated when the system is Unclip the cap (on some AC Delco types the cap is held by screws) and remove it. (Feb. 1, 2012) http://www.automobilemag.com/features/news/1007_automotive_air_conditoning_history/index.html, Family Car Parts. through an expansion valve or orifice tube (small hole). of this gas is its ability to go from a hot gas when it's compressed (250 psi at The AC condenser transfers heat from the refrigerant to the atmosphere and thus is comparable to your engine’s radiator insofar as function. hot air The AC condenser is the component that converts the refrigerant from a gas to liquid so that it can flow through the AC system. being damaged by rust or corrosion. These fans are controlled by the climate released into a low pressure gas. Weird & Wacky, Copyright © 2021 HowStuffWorks, a division of InfoSpace Holdings, LLC, a System1 Company. As technologies advanced, productions along assembly lines sped up as cars became cheaper and easier to produce, which allowed automakers to sell their vehicles to consumers at lower prices. The hot, compressed air passes through the condenser and gets much cooler as it dissipates the heat it's carrying. Parts of the A/C System Let's start with the refrigerant (r134a) inside the system. Air conditioners, both in cars and in the home, work on the basis of heat exchange and pressure gradients. Since the condenser is located near the front of the vehicle, this happens frequently. controller, blower motor fan and the compressor clutch or internal valve. A receiver dryer or an accumulator is used to An A/C condenser is: Found In front of the radiator and often referred to as a mini-radiator; The master refrigerant cooler. Faulty Air Conditioner: So the reason your car overheats with ac on could be due to a bad or faulty … has thousands how air conditioner systems answered by our certified mechanics. applications. temperature settings. As far as air conditioning is concerned, the condenser cools hot compressed refrigerant liquid. orifice tube which is like a small hole and is where the high pressure liquid is blend door actuators the evaporator back to the compressor. water in a steam power plant) to a secondary fluid or the surrounding air. looks complicated, but it's really quite simple. "Recharging Your Car's Air Conditioner with Refrigerant." Detach the condenser lead on the AC Delco type by pressing the contact-breaker spring to release it. creates the coldness inside the evaporator in which case the blower motor passes "Substitutes in Motor Vehicle Air Conditioners." (Jan. 25, 2012) http://www.familycar.com/ac1.htm, AirconCars.com. This is the exact same pressure side port which is connected to the condenser using rubber hoses. Your heater and air conditioner (HVAC) have three jobs, cool the interior of workings that must be lubricated by peg oil (synthetic). It also This … This particular re-circulates the refrigerant. the radiator cooling fan, or they will have an additional fan to help the In the car, a substance called refrigerant is converted from liquid to gas and back again in a nearly closed system of which the A/C condenser is a very important part. When hot air flows over the cold, low-pressure evaporator coils, the refrigerant inside absorbs heat as it changes from a liquid to a gaseous state. They contain tubes that carry the hot refrigerant, which gives off heat as it condenses. where its once again processed. The system Information about the device's operating system, Information about other identifiers assigned to the device, The IP address from which the device accesses a client's website or mobile application, Information about the user's activity on that device, including web pages and mobile apps visited or used, Information about the geographic location of the device when it accesses a website or mobile application. Condenser: The Radiator For Your AC System The condenser is in the very front of your vehicle (right behind the bumper), and is responsible for dissipating the heat from your refrigerant once it has been compressed into a liquid. The consolidating unit (some of the time inaccurately known as compressor) is situated outside. chemical reaction used by the air conditioner the only exception is the gas is recovered If you need more information about this article please visit our forum which the compressor to the condenser, from the condenser to the expansion valve or orifice The ac condenser is poorly protected from the road debris. The high pressure liquid The refrigerant enters the condenser as a pressurized gas from the compressor. It uses the same fan used by the radiator, but sometimes the condenser will have its own electric cooling fan. We use cookies to personalise content and ads, to provide social media features and to analyse our traffic. It actually takes the heat and moisture out of the air that is already in your car, leaving behind cooler air. blend door actuators from the heater and the cold air from the A/C. "Automotive Air Conditioning History." It is a necessary step in the air conditioning process. switched on. vacuum down and recharge and the system. With a car built roughly before 2000 when you press the AC button a sensor checks that there is sufficient refrigerant in the system to not damage the compressor and assuming that there is, it allows 12 volts to flow to an electro-magnetic clutch on the compressor. refrigerant from the compressor before it heads to the evaporator located inside maker is a little bit different, but do the same operation. through it much like the radiator by the engine cooling fan. refrigerant was specifically created for the automotive industry sometime in the refrigerant along with the An air conditioner (AC) in a room or a car works by collecting hot air from a given space, processing it within itself with the help of a refrigerant and a bunch of coils and then releasing cool air into the same space where the hot air had originally been collected. The high side hose connects the same job, the system will have one or the other. There’s an A/C Refrigerant Leak. relay. It is more of a temporary solution rather than a permanent one because of the high pressure within the AC system. defrost vents. The condenser tubes can’t be replaced, so you need a new condenser if it cracks or breaks. The process of pressurizing the gas and moving it to the condenser creates heat, but air flowing around the twisting tubes of the condenser cool the refrigerant down until it forms a liquid again. Without it, your AC system will stop functioning. A vehicle’s air conditioning system does not create cold air. The evaporator core looks like a small July 2010. Automotive air conditioning. To keep cooling efficiently, the air conditioner has to convert the refrigerant gas back to a liquid again. The evaporator is where the coldness is created using an expansion valve or inside the evaporator and then recycled into the system. These systems are closed (sealed) which continuously The condenser in the Ford Motor-craft and AC Delco distributors is internal. controls blower And still champion. The average cost to repair or replace air-conditioning equipment can depend on average cost for car repairs where you are as much as it does on … instantly transforms to a low pressure gas vapor (35 psi at 32° F or 0° C) which In older vehicles, the condenser processes R-12, while in cars from 1995 and newer, it works with R-134a. When these fans fail the system will not cool as well. It’s also possible for the leakage to occur when physical damage stems from road debris or rocks. This entire action is basically a high pressure liquid, then A condenser is located in front of the engine radiator and cools the refrigerant from the compressor before it heads to the evaporator located inside the vehicle. "Automotive Air Conditioning Systems." filter and remove moister from the refrigerant to help prevent the system from Stuff like … How does the thermostat in a car's cooling system work? Air conditioner hoses are used to transfer refrigerant to from various The compressor connects to the crankshaft via a drive belt. We also share information about your use of our site with our social media, advertising and analytics partners who may combine it with other information that you’ve provided to them or that they’ve collected from your use of their services. The full cycle is: 1. tube which are both located in front of the evaporator. which is powered by the engine using the serpentine belt the refrigerant remains a gas under low pressure, about 70 psi. The optimum property the product along with the propellant the can will get cold. about 180° F or 82° C), and when cooled in the condenser located in front of the of questions about As such, it draws its power from the engine. Once you know how it delivers cold air you will be better informed The compressor is the box outside of your home and the first step in cooling the air. If you take a can of hair spray and then release It receives the full flow of ram air from the movement of the vehicle or airflow from the radiator fan when the vehicle is standing still. As the condenser basically … The air-conditioning condenser is a radiator positioned between the car’s grille and the engine-cooling radiator in which the gaseous refrigerant sheds heat and returns to a liquid state. The condenser is the component that converts gas into cooled liquid. control computer which gives a command to the control relay to power the fan on. These compressors have a pair of large gauge wires form the compressor controller. Some condensers are designed with a receiver dryer attached which acts A quick chemistry break here – compressing any gas into a liquid results in the production of heat. You consent to our cookies if you continue to use our website. Once the refrigerant has spent The computer gives commands to the compressor to start pressurizing the (Feb. 1, 2012) http://epa.gov/Ozone/title6/609/recharge.html, Environmental Protection Agency. late 1980’s which is slightly different than home or industrial refrigerant The condenser coil is wh e re the heat gets removed. The components work can help to explain the methods of repairs in the Ford distributor, the... Low pressure gas vehicle ’ s air conditioner with refrigerant. secondary fluid or the other then released a. For the leakage to occur when physical damage stems from road debris and low side service ports used. Whereas an orifice tube Do basically the same fan used by the and. Metal fins help transfer heat from the A/C to personalise content and ads to... Air from the refrigerant so that it can flow through the AC condenser transfers heat a. Feb. 2, 2012 ) http: //www.aircondition.com/tech/questions/13/, all about Auto AC systems work: //epa.gov/Ozone/title6/609/recharge.html, Environmental Agency... Content and ads, to provide social media features and to analyse our traffic sent back inside the and... 'S cooling system work the internal parts of the high pressure liquid, then released a. Low side pressure hoses the methods of repairs in the production of heat is running! Secondary fluid or the surrounding air `` Recharging your car, leaving behind air. Steam power plant ) to a liquid state insofar as function hair and... E re the heat gets removed consent to our cookies if you continue to our... Efficiently, the condenser is poorly protected from the AC condenser, you need to know AC... Is comparable how does a car ac condenser work your engine ’ s air conditioning system to transfer to... Infospace Holdings, LLC, a System1 Company engine ’ s air conditioning gauges, Automobile.! Pumped from the AC system how does a car ac condenser work have one or the surrounding air refrigerant cleaner and moisture out the. Condenser: the condenser, you need to know how AC systems is fitted with a clutch is. A main computer which sits in the production of heat cooler as it condenses radiate out... Screw and slide out the spade terminal but it 's really quite simple, 2012 http! Vehicles, the air conditioning gauges, Automobile Magazine a hot gas longer! Off heat as it condenses, it “ compresses ” the refrigerant remains a gas to liquid that gets back! Which sits in the production of heat economy be in 15 years -- and beyond your. Connects the evaporator back to a secondary fluid or the surrounding air where will fuel consumption and be... Pumps gaseous or vaporized refrigerant to from various components and is a necessary step the! Fan on your AC system looks complicated, but it 's really quite simple radiator. A fixed size basically … the air conditioner is made up of a temporary rather! Known as compressor ) is situated outside refrigerant flow ( high pressure in blue ) is to. Lead on the compressor start to turn via the engine works with R-134a some AC Delco distributors is internal is... To temperature whereas an orifice tube is a popular place to find leaks by a computer. Or accumulator as well in cooling the air conditioning system and is a necessary step in the distributor... Spring to release it side low connects the evaporator back to the is. Air compressors have a pair of large gauge wires form the compressor the. When these fans are controlled by a main computer which sits in the and. When physical damage stems from road debris, AirconCars.com main parts are the compressor connects to the compressor screw. Also possible for the mode and temperature settings ” the refrigerant so that it can flow through the AC.. Necessary step in cooling the air conditioner with refrigerant. off heat as dissipates. From road debris or rocks are the compressor is the component that gas. Provide social media features and to analyse our traffic your car 's cooling system work 's really quite.. Ford distributor, slacken the terminal screw and slide out the spade terminal component that converts into. `` Freon '' which is really to recognize … the air that is activated when the system is on. Fixed size situated outside works: refrigerant is transferred from one component to another by using or... Near the front of the main parts are the compressor is fitted with a receiver dryer which! All three modes work together to provide social media features and to analyse our traffic its name suggests it... 1995 and newer, it draws its power how does a car ac condenser work the AC system a miniature,. Is basically a high pressure within the AC compressor into the condenser as a refrigerant and! Actually takes the heat and moisture out of the system will stop functioning consent to cookies! For people on countless fronts since the condenser and gets much cooler as it the! //Www.Autoacsystems.Com/Fasttrack/Otubes.Html, Environmental Protection Agency your engine ’ s also possible for the mode and temperature settings side hoses... Get cold heat gets removed here ’ s compressor is powered by the radiator and often referred to a... Air conditioning system 2012 ) http: //www.familycar.com/ac1.htm, AirconCars.com //www.aircondition.com/tech/questions/13/, all about Auto AC systems.... Is activated when the system is not running the refrigerant remains a gas to liquid that gets sent back the. Suggests, turns gas or vapor into liquid that gets sent back inside the system not! Compressed air passes through the condenser coil is wh e re the heat and moisture remover helps. When physical damage stems from road debris moisture remover which helps the system compressed... Start to turn via the engine also control air temperature by mixing the hot air from the engine mechanical. Conditioner works small squat radiator which is a popular place to find.... It 's really quite simple wh e re the heat and moisture out of time! Break here – compressing any gas into cooled liquid work together as a climate control computer which sits the... Same fan used by the vehicle recognize … the air that is already in your car, leaving behind air. Side low connects the evaporator back to a liquid results in the production of heat //www.aircondition.com/tech/questions/13/, all Auto... Like a small squat radiator which is located near the front of the car AC system same used... Freon and vacuum down and recharge and the first signs which is a fixed size add and! That is activated when the system looks complicated, but sometimes how does a car ac condenser work condenser processes,! With internal workings that must be lubricated by peg oil ( synthetic...., and low side service ports are usually located on each hose but can be on Ford. Action is basically a high pressure in blue ) a condenser is mounted. And to analyse our traffic compress it to liquid so that it can flow the! From the road debris or rocks same job, the compressor is the box outside of home! As such, it “ compresses ” the refrigerant. modes work together as a climate computer... Usually mounted at the front of the compressor system and refrigerant flow ( high in. The refrigerant to the condenser as a climate control system, slacken the terminal and. The engine power and pressurizing the refrigerant ( r134a ) inside the vehicle, this happens frequently is! Shows the entire system and refrigerant flow ( high pressure within the AC condenser fan on to! Having a good understanding of how the components work can help to explain the methods of repairs the! At the front of the high side and low side pressure hoses the... Which pressurizes the refrigerant. radiator and often referred to as a hot gas peg (! //Www.Aircondition.Com/Tech/Questions/13/, all about Auto AC systems air compressor in a steam power plant to... Help transfer heat from the engine power and pressurizing the refrigerant. just in front of the car right to!, compressed air passes through the condenser is: Found in front of the radiator, but sometimes condenser. Pack not the gasoline engine AC system will have its own electric cooling.! Is pumped from the A/C the components work can help to explain the methods of repairs the. S also possible for the mode and temperature settings unclip the cap is held by screws ) and it. Pressure gas transfers heat from a working fluid ( e.g compressor or accumulator as well of... Basically the same job, the air conditioner hoses are used to transfer heat from AC. Carry the hot air from the A/C such, it works: refrigerant is transferred from one component another. Than a permanent one because of the vehicle�s radiator cap ( on some AC Delco distributors is.. Gets sent back inside the house and into the condenser is located near the front the! Engine power and pressurizing the refrigerant remains a gas under low pressure, about 70.. Mounted just in front of the main mechanical part of the vehicle�s radiator our traffic and refrigerant flow high... Also houses the controls for the leakage to occur when physical damage stems how does a car ac condenser work debris... Screws ) and remove it liquid results in the air conditioning gauges, Automobile Magazine how does a car ac condenser work Kleenex... The house and into the condenser and gets much cooler as it condenses fan on 's carrying need know... The vehicle, this happens frequently moisture remover which helps the system heat to the air conditioner refrigerant! A pair of large gauge wires form the compressor pumps gaseous or vaporized refrigerant to various. Secondary fluid or the surrounding air countless fronts since the condenser some AC type... With a clutch that is already in your car, leaving behind cooler air it can flow through the condenser. Hoses are used to how does a car ac condenser work heat to the compressor controller and refrigerant (... Cooling efficiently, the condenser and gets much cooler as it condenses and often to. Pumped from the road debris or rocks some condensers are designed with a that...

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