PAG 46 is an abbreviation for Public Affairs Group 46. Change the compressor oil on a regular basis, either every 100 to 200 hours or every few months. After the automobile has warmed up, it begins to boggle and, in some cases, die. Most current automobiles require a total of 4 ounces (120 mL) of oil for the air conditioning system. However, adding an excessive amount of oil to the compressor would actually reduce its cooling ability, and it may also result in an internal coating that reduces the movement of heat between the system and the surrounding environment, as previously stated. If you want the drier to dry properly, do not use oil. While pouring in the refrigerant oil, rotate the hub and clutch slowly to let the oil enter the compressor. Basically, it works by producing a vacuum in the air conditioning system and drawing the refrigerant out of the vehicle. If youre tracking down a wiring issue, Eautorepair.net is the better choice. It is best to contact a reputable mechanic or perform the procedure yourself. Required fields are marked *. However, there are significant variances in the kinds and quality of compressor oil. How much you should add largely depends on the vehicle. Receiver (drier): 0.3 oz. Lastly, if you are servicing the car yourself, you should add some oil every time you replace any AC system component. Thanks Ferm, When I was putting everything together, I realized why you would insulate The AC components near a big heat source. Post your own topics and reply to existing threads to help others out! Do not overfill A / C with too much fat. When you are replacing a part, such as a compressor or an . PAG-oils are also required for R-1234yf. Post Too little oil, on the other hand, can cause damage to the compressor. The AC system requires a Usually of 4 ounces (120 ml) of oil in most modern automobiles. Some posts may contain affiliate links. The AC system in most modern vehicles needs a total of 4 ounces (120 ml) of oil. Be sure to check your owner's manual or ask a mechanic to be sure you are adding the correct amount. If you discover that your air conditioning isnt getting as cold as it used to, its possible that you have a leak. Denso 7SB PAG 46Denso 7SB PAG 46Denso 7SB Denso PAG 46Denso SC08 PAG 46Denso television set. On February 13, 2005, at 5:23 p.m., Thread Starter is a command that starts a thread. On top of that, adding oil to the air conditioning system using hand tools is a challenging task. I just want to have it ready. Unless the compressor has previously been drained and replaced, it will be necessary to empty and reinstall it. Because the compressor oil in a car air conditioning compressor is complex, it is not recommended that you change it yourself. Fasten the top lid back on and twist the tool until the oil starts coming out to ensure there is air inside. Step 1 Locate and disconnect the air compressor from the system before proceeding with the next step. Those include the compressor, condenser, accumulator, evaporator, and dryer. Therefore, replacement components are shipped with oil pre-installed in order to make the recharging procedure considerably easier. PAG ND-8Denso 2C. The best time to add AC oil separately is if you replace some major AC system component that holds oil. If the system has been flushed, the following is true: Original DENSO compressors, which are packaged with the appropriate quantity of oil, may be installed immediately after purchase. They include wiring diagrams and technical service bulletins. PAG is a synthetic oil designed for use in air conditioning compressors. Save my name, email, and website in this browser for the next time I comment. I can't find my notes on the matter either. The compressor aids in the compression of the ac gases, which eventually expand and result in cooling. The recovery machine is used after an AC component is repaired to identify leaks and recharging the system. This number denotes the viscosity of the PAG, in the same way as a number such as 10W30 shows the viscosity of a conventional engine oil. The best way to figure out which method is best for you is to consult with a professional or do some research online. Different oils, such as PAG 100, PAG 46, and PAG 150, have different characteristics that make them incompatible with one another. When changing a component, such as a compressor or an accumulator, it is usually a good idea to replenish the oil that was lost during the change. Thus, there is no need to add oil separately. Where is the best place to add it? Even a minor change in viscosity will result in a change in frictional resistance in the system, which will result in a change in the temperature of the compressor. If I have a leak in my air conditioning system, its preferable to address the leak first and then deal with the oil requirements later in the process. If you are replacing a compressor or another component of the A/C system, it is critical to replenish any compressor oil that has been lost during the process of changing the parts. Lastly, if you are servicing the car yourself, you should add some oil every time you replace any AC system component. (Common Problems), How to Fix a Car Bumper Thats Falling Off. It is possible that your warranty will be voided without your knowledge if a garage uses universal oils to refresh the system. The system capacities chart on this forum shows 5 oz pag46 total system oil. After reading this article, you should have a better understanding of how vital oil is to your air conditioning compressor and how the air conditioning system in your automobile may be properly maintained. The RPM of your engine and the amount of cooling load on your air conditioning system both determine how often you will engage or deactivate your compressor. 3 ounces of oil (grey area) Old New 3 ounces In this example the removed compressor contains 3 ounces so the new compressor should have 3 ounces as well. When you replace a major AC component, you must add oil to the system. What is the best way to add the oil? Following the completion of the repairs, the machine will remove all of the air and moisture from the system, allowing the refrigerant to be re-injected. If the compressor is completely dry (empty), you will need to execute the pre-lubrication procedure with the appropriate amount of oil, as described above. An AC compressor can be equipped with a variety of oil-loading options. The pistons move up and down at high speeds, squeezing refrigerant but also sealing against the cylinder walls to separate the high and low-pressure parts of the system. Honda-Tech Member Number of posts: 5,493Likes: 0Received 0 Likes on 0 Posts: 5,493 In light of the fact that you are running a p28, why dont you fully eliminate the egr? Manage Settings But how are you supposed to know? NO ADS! (The answer is found). Here are some articles that you might enjoy: What Causes Low Side AC Pressure Too High? This is why you should thoroughly investigate the kind and brand of compressor you intend to purchase. Required fields are marked *. PAG 150GM HR/HT is a high-performance glycol. The compressors are designed to operate with certain lubricants that have precise friction and viscosity properties to ensure proper operation. Oils such as PAG 100, PAG 46, and PAG 150 are incompatible because they have different properties. Actions that must be taken while removing a compressor: Caution! Help with the OBD2HELPRandom-MisfireScan Tool TROUBLE-CODES. It is critical to maintain a high level of compressor oil in order for your cars air conditioning system to function properly. The dryer is installed and I pulled vacuum already but I can take it off and add the PAG oil pretty easy. Now the AC compressor works pretty much like any other or even like your cars engine. by RossL Mon Jun 26, 2017 8:12 am, Post It is possible that this variation will result in insufficient lubrication, increased friction, and broken seals. When replacing a compressor, it is important to add the right amount of Pag oil. If you overfill the compressor with oil for lubrication, the cooling capacity of the compressor will be reduced as a result. Depends: As I recall the total oil volume for a new or dry system is 7oz. Make certain the appropriate LFX 35w40 gear motor li-ion battery company vehicle operator application diesel engine supercharger automatic transmission automotive repair manual has been selected before making any final decisions about purchasing products such as air conditioners! As soon as you have emptied your vehicles air conditioning system, insert the Red Angel Oil injector from BlueDevil into it to inject Red Angel A/C Stop Leak into the system, which will ensure lubrication and leak protection for your vehicles air conditioning system. Sanden SD5H requires SP-20. All the extra heat produced when the compressor is low on oil will cause its seals to fail prematurely. Car Overheats When AC Is On and Idling: Causes and Solutions. Check out this video on how to recharge your air conditioning system in which I mix refrigerant with oil: Ill say it again: while working on air conditioning systems, be sure youre wearing safety eyewear. Mineral oil should only be used in older R-12 A/C compressors since R-12 will not mix with R-134 refrigerant and should not be used in newer R-134 compressors. Some compressor kits, on the other hand, come pre-filled with lubrication, making the addition of additional oil superfluous. If the oil level in your air conditioner is low, it may work harder, causing it to wear out over time. Cover the exposed end of the disconnected hoses to prevent contamination from occurring. PAG oil, also known as Polyalkylene Glycol, is a kind of oil that is specifically designed for use in automotive air conditioning compressors. I know its 10 degrees out, but I was sick last summer so my things are winter projects now. I don't see how the compressor could run, and without the compressor clutch engaged, it's like the engine is off as far as the a/c is concerned. It is vital to use the correct amount of oil in your compressor; nevertheless, it is as crucial to use the correct type of oil that is appropriate for your system. You need the one with a bigger diameter which also has a cap with the letter L on top. TRB on Sun February 06, . Step 2: Drain the old car AC compressor oil. Nitroglycerin is an odorless solvent that can cause the bodys electromechanical and magnetic conduct. This number refers to the PAG viscosity, similar to a number like 10W30 indicates the viscosity of regular engine oil. So, it would be best if you recharge your cars AC every two years at most to secure yourself from hefty repair bills. Can You Sleep in a Car With the Windows Up? It is possible that universal oils can cause harm to your compressor, even though you will save time and money initially. They include wiring diagrams and technical service bulletins. A small receiver drier will require about 1/2 cup of oil, while a large receiver dryer will require about 1 cup of oil. Therefore, replacement components are shipped with oil pre-installed in order to make the recharging procedure considerably simpler. Re:(twopoint5lude) There have been no modifications made to the automobile. First, your AC compressor compresses the refrigerant, raising the temperature. It may be required to add oil to some applications. PAG 100Denso 10P. Despite the fact that oil is useful, using too much of it might lead the system to get saturated and cause it to fail. Installing the system does not necessitate the addition of fluid prior to installation. It then expands and cools as it flows through the evaporator. All that is required is that you load the new AC compressor with exactly the same amount of refrigerant that was drained from the old AC compressor. The only way you can know how much oil to add to the new one is to check a service manual or visit some forums. The rest stays in the compressor. Here is the amount of PAG oil needed for its smooth operation by different AC components: Its suggested to flush the whole system before adding oil or refrigerant. PAG 100Calsonic V5 is a high-performance audio system. It will tell you how much pag oil your car needs and where to add it. It lubricates the cylinders and pistons, thus reducing friction and temperature and prolonging the life of your AC compressor. I can't find my notes on the matter either. AC refrigerant already contains oil, and adding too much may cause the compressor to perform inefficiently or cause leaks to reappear as a result of the increased stress on the system. The system must be filled with the same amount of oil for it to function properly. Date of Joining: February 2005 Location: San Francisco, California, United States of America Number of posts: 6. Posts by son0 Re:(97Preludeguy) I discovered the source of the problem! If the compressor manufacturer authorizes it, PAO (Polyalphaolefin) oil can be used as a replacement for specific PAG oils in some cases. The following is a list of compressor lubricants that are suggested by their respective manufacturers. The estimates on how much oil for each replaced component are not exact, so consult someone who has done it before on the same car as yours or refer to a service manual. And for a large engine, youll need about 12 ounces.Once youve added the correct amount of pag oil, start the engine and let it run for a few minutes. The amount of oil used should not be less than or larger than the amount specified by the recipe. using the following methods: by checking for an ID tag on the unit (or by referring to the reference drawings on the right and left): Bosch Axial is an acronym for Bosch Axial. The amount of oil to be removed (C) from the new compressor is A-B, 120-50= 70 cm3 for the new compressor. of supercoolness The price range is $2-$12 per item. In an air conditioning system, oil is just as crucial as the refrigerant. If you do not have any experience with recharge processes, you will be doing a very difficult job. What Happens If You Put R134A in an R12 System? It is also a good idea to add some extra oil to a condenser when replacing it. 5,493 total posts In the past several days, Ive received 0 likes on 0 posts on FitV. JavaScript is disabled. http://www.underhoodservice.com/ac-oil- r-failure/. Use of universal AC compressor oils requires certain tolerances. Following the recovery of refrigerant: When extracting refrigerant, some compressor oil will be combined with the refrigerant and will be taken from the refrigerant circuit with the refrigerant at the same time. It is almost impossible to create a single oil formulation that has the same viscosity properties as the original PAG 46, PAG 100, or PAG 150 since the various PAG oils all have distinct viscosities and hence cannot be combined. Furthermore, mixing R134a refrigerant oil with R12 oil is not a smart idea for a variety of reasons. The process of refilling oil in the AC system is fraught with difficulties, and doing so incorrectly can result in additional damage. Another item to look for is the intake manifold gaskets, which is a long shot. In our opinion, there is no need to risk using an incompatible general oil when you may just as simply use the appropriate PAG oil. Filter Drier 1 oz. Typically, there is no need to add oil to the current AC system of your car unless you have modified the compressor or a leak happens, causing the system to drip oil. Not only does it provide a film on heat-sensitive components to reduce friction and wear, but also controls the amount of pressure that refrigerant gases need to move through them which creates waste without oil! The purpose of the accumulator is to store hydraulic fluid so that it can be used when needed. However, the safest bet would be to do the procedure while the compressor is unplugged, allowing you to drain the old oil before proceeding. The following companies: ORiellys Auto Parts, NAPA, PepBoys, Car Quest Auto Parts, Bennett Auto Supply, Prime Automotive, Advance Automotive Parts, and Autozone. Please let me know if you have any other recommendations. Topics that are associated with ThreadThread StarterForum RepliesThreadThread Starter ThatOneOGs last post 1991-1992 Honda Civic / Del Sol612-07-20001:30 PM Honda Civic / Del Sol (92-2000) 91EX4dr Toyota Corolla (1990 2002)512-06-2008 Honda Accord (1990 2002) PM (Saturday): 07:30 Forcing Induction is a term that is used to describe the process of forcing someone to do something. If you use compatible fluids recommended by the cars or compressors manufacturer, the AC compressor will not malfunction for years. The most commonly used PAG AC compressor oil is clear or has a light shade of green if it comes with leak dye. This will allow the oil to circulate and lubricate the parts of the accumulator. Carhampt.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. Well, if your system is down a few ounces of refrigerant, you can safely add more refrigerant without adding any oil. The Most Appropriate Synthetic Oil for Old Vehicles The Process of Replacing an Air Conditioning Compressor at Home. The amount of old oil that has to be drained may be difficult to estimate if you are not aware of the amount of fresh oil that needs to be poured.