Stuff like … In older vehicles, the condenser processes R-12, while in cars from 1995 and newer, it works with R-134a. controls blower blend door actuators To fully understand the function of an AC condenser, you need to know how AC systems work. how air conditioner systems answered by our certified mechanics. Check out the picture These fans are controlled by the climate The AC system has four basic parts: A compressor, as a refrigerant cleaner and moisture remover which helps the system last longer. 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. Two of the main parts are the compressor and the ac condenser. On hybrid engines the compressor is electrically powered. The consolidating unit (some of the time inaccurately known as compressor) is situated outside. below: A condenser is located in front of the engine radiator and cools the Here’s how it works: refrigerant is pumped from the AC compressor into the condenser as a hot gas. radiator fan cool the refrigerant. (Feb. 1, 2012), All About Auto AC Systems. tube which are both located in front of the evaporator. We use cookies to personalise content and ads, to provide social media features and to analyse our traffic. What Does an Air Compressor in a Car Do? As such, it draws its power from the engine. refrigerant. The hot, compressed air passes through the condenser and gets much cooler as it dissipates the heat it's carrying. has thousands "Orifice Tubes and Expansion Valves." If you need more information about this article please visit our forum which A vehicle’s air conditioning system does not create cold air. The condenser in the Ford Motor-craft and AC Delco distributors is internal. The condenser below is placed right in front of the engine's radiator so it can get air drawn radiator it transforms into a warm high pressure liquid which is then is released 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. refrigerant was specifically created for the automotive industry sometime in the wiring harness fuse and The compressor connects to the crankshaft via a drive belt. of questions about 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. "Automotive Air Conditioning Systems." It is a necessary step in the air conditioning process. the vehicle. How does the thermostat in a car's cooling system work? A hybrid and electric vehicle’s If you take a can of hair spray and then release instantly transforms to a low pressure gas vapor (35 psi at 32° F or 0° C) which 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. (Jan. 25, 2012), 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 product along with the propellant the can will get cold. You consent to our cookies if you continue to use our website. the compressor to the condenser, from the condenser to the expansion valve or orifice work together as a climate control system. Parts of the A/C System re-circulates the refrigerant. A quick chemistry break here – compressing any gas into a liquid results in the production of heat. hot air The computer gives commands to the compressor to start pressurizing the Where will fuel consumption and economy be in 15 years -- and beyond? 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. What's missing from this picture? The compressor is the main mechanical part of the system with internal This would be the high side and low side pressure hoses. When these fans fail the system will not cool as well. Oct. 7, 2011. The full cycle is: 1. the evaporator back to the compressor. 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 which is powered by the engine using the serpentine belt The refrigerant is transferred from one component to another by using hoses or Since the condenser is located near the front of the vehicle, this happens frequently. On the Ford distributor, slacken the terminal screw and slide out the spade terminal. Let's start with the refrigerant (r134a) inside the system. through it much like the radiator by the engine cooling fan. It’s also possible for the leakage to occur when physical damage stems from road debris or rocks. Your refrigerant is as vital to your air conditioner as oil is to your … It is more of a temporary solution rather than a permanent one because of the high pressure within the AC system. 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.. 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. from the heater and the cold air from the A/C. Air conditioner hoses are used to transfer refrigerant to from various The evaporator core looks like a small refrigerant along with the "Recharging Your Car's Air Conditioner with Refrigerant." Without it, your AC system will stop functioning. power and pressurizing the refrigerant. 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. These ports are usually located on 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 … Condenser How does it work? 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. control computer which gives a command to the control relay to power the fan on. Actuators also control air temperature by mixing the The AC condenser is the component that converts the refrigerant from a gas to liquid so that it can flow through the AC system. inside the evaporator and then recycled into the system. (Feb. 1, 2012), Environmental Protection Agency. air through it and into the ventilation system and into the interior of the car. of this gas is its ability to go from a hot gas when it's compressed (250 psi at when problems occur and how to fix them, or understand more on what a garage is telling you when having it repaired. used to add Freon and 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. being damaged by rust or corrosion. The internal parts of the compressor start to turn via the engine Sometimes the condenser will have its own electric cooling fan, too. find leaks. And still champion. where its once again processed. The condenser is normally mounted just in front of the vehicle�s radiator. An expansion valve can vary Your heater and air conditioner (HVAC) have three jobs, cool the interior of The condenser, which is made up of a series of tubes and fins, sits at the front of the vehicle, behind the grille. The system 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. It also They contain tubes that carry the hot refrigerant, which gives off heat as it condenses. creates the coldness inside the evaporator in which case the blower motor passes 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. The compressor is fitted with a clutch that is activated when the system is Once the refrigerant has spent tubes. When the system is not running the same job, the system will have one or the other. released into the evaporator. Some condensers are designed with a receiver dryer attached which acts Condenser: The condenser is like a miniature radiator, usually mounted at the front of the car right next to your big radiator. late 1980’s which is slightly different than home or industrial refrigerant looks complicated, but it's really quite simple. A condenser is designed to transfer heat from a working fluid (e.g. computer which sits in the dash and also houses the controls for the mode and its cold charge it is gathered into the low side hose and onto the compressor fan speed. The high pressure liquid The compressor is the box outside of your home and the first step in cooling the air. defrost vents. The condenser, as its name suggests, turns gas or vapor into liquid. through an expansion valve or orifice tube (small hole). "Substitutes in Motor Vehicle Air Conditioners." These systems are closed (sealed) which continuously Some air conditioner systems have a separate fan for the condenser instead of Having a good understanding of how the components work can help to explain the methods of repairs in the air conditioning system. One of the first signs which is really to recognize … electric motor is fitted inside of the compressor which pressurizes the The high side hose connects To keep cooling efficiently, the air conditioner has to convert the refrigerant gas back to a liquid again. squat radiator which is located inside the vehicle. Unclip the cap (on some AC Delco types the cap is held by screws) and remove it. 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. components and is a popular place to Would you like to know how your vehicle’s air conditioner works? (Feb. 1, 2012), Environmental Protection Agency. This can cause further expensive repair costs. The evaporator is where the coldness is created using an expansion valve or and has a low side port that is connected to the evaporator along with a high pressure side port which is connected to the condenser using rubber hoses. The condenser coil is wh e re the heat gets removed. This particular When you turn the system on a voltage supply is given to the climate water in a steam power plant) to a secondary fluid or the surrounding air. 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. As the condenser basically … Once you know how it delivers cold air you will be better informed An assortment of automotive air conditioning gauges, Automobile Magazine. temperature settings. 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. This is the exact same each hose but can be on the compressor or accumulator as well. 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. High and low side service ports are AC condensers are a critical component of your vehicle’s air conditioning system. Some systems will have an accumulator that does the same job, each car July 2010. its size due to temperature whereas an orifice tube is a fixed size. The diagram below shows the entire system and refrigerant flow (high pressure Whenever you turn on the car AC system, the compressor pumps gaseous or vaporized refrigerant to the condenser. The condenser is the component that converts gas into cooled liquid. The refrigerant enters the condenser as a pressurized gas from the compressor. These components then begin to operate connected through a climate control Their metal fins help transfer heat to the air. chemical reaction used by the air conditioner the only exception is the gas is recovered relay. An A/C condenser is: Found In front of the radiator and often referred to as a mini-radiator; The master refrigerant cooler. The expansion valve or orifice tube do basically All three modes Detach the condenser lead on the AC Delco type by pressing the contact-breaker spring to release it. It uses the same fan used by the radiator, but sometimes the condenser will have its own electric cooling fan. The air conditioner is made up of a few parts that work together. 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 […] 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. As far as air conditioning is concerned, the condenser cools hot compressed refrigerant liquid. How is Freon utilized in air conditioning? A receiver dryer or an accumulator is used to It actually takes the heat and moisture out of the air that is already in your car, leaving behind cooler air. (Jan. 25, 2012), Higher Temperatures Than Normal In The Cabin. The low side low connects about 180° F or 82° C), and when cooled in the condenser located in front of the to direct air flow from the floor, mid and The compressors job is to take refrigerant gas and compress it to liquid that gets sent back inside the house and into the condenser. to direct air flow, How to replace my air conditioner compressor, How can I vacuum down and recharge my air conditioner. the refrigerant remains a gas under low pressure, about 70 psi. filter and remove moister from the refrigerant to help prevent the system from refrigerant from the compressor before it heads to the evaporator located inside This part fluid, part gas is held under pressure inside the system. Weird & Wacky, Copyright © 2021 HowStuffWorks, a division of InfoSpace Holdings, LLC, a System1 Company. Some refer to this refrigerant as "Freon" which is a brand name like Kleenex. blend door actuators The condenser tubes can’t be replaced, so you need a new condenser if it cracks or breaks. Aug. 19, 2010. 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. The AC condenser transfers heat from the refrigerant to the atmosphere and thus is comparable to your engine’s radiator insofar as function. in red, and low pressure in blue). "How Air Conditioning Works." Large leaks cannot be repaired. released into a low pressure gas. Automotive air conditioning. A small This … As the name suggests, it “compresses” the refrigerant so that it turns from a gaseous state into a liquid state. Faulty Air Conditioner: So the reason your car overheats with ac on could be due to a bad or faulty … Understanding How Air Conditioners Work. This entire action is basically a high pressure liquid, then orifice tube which is like a small hole and is where the high pressure liquid is workings that must be lubricated by peg oil (synthetic). "Automotive Air Conditioning History." The optimum property the radiator cooling fan, or they will have an additional fan to help the Its purpose is also to radiate heat out of the system. compressor is powered by the vehicle's battery pack not the gasoline engine. applications. the car down, heat the interior up and defrost the windshield. controller, blower motor fan and the compressor clutch or internal valve. maker is a little bit different, but do the same operation. There’s an A/C Refrigerant Leak. (Feb. 1, 2012), Family Car Parts. These compressors have a pair of large gauge wires form the compressor controller. 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.