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This works when the R12 charge specification is listed in pounds. Take the R12 charge specification and multiply it by 0.9. Then, subtract that result by 0.25 pounds to get the proper amount of R134a charge. Formula: (R12 Charge Specification x 0.9) - 0.25 lbs. = R134a Charge Level. As an example, let's say the R12 charge specification is ...Refrigerant Can Leak Easier. For starters, R12 systems and R134a systems are designed differently to accommodate the gaseous state of each. R134a systems work at higher discharge-side pressures than R12 systems, which could lead to compressor seals leaks. Additionally, since R134a is composed of much smaller molecules, it has a greater …If you are converting from a freon system to a R134A system, the freon compressor oil will not mix with the new ester oil used in the R134A system. If you are installing a new compressor, as we are, this is a safety precaution. Even though the new compressors are suppose to have the correct oil in them, I would rather be safe than sorry.Easy to use kit, includes everything needed to recharge an automotive A/C system or retrofit from R-12 to R-134a. Includes three cans of High Mileage R-134a with Oil and How-To CD. Comes with reusable trigger dispenser with built-in gauge and temperature dial indicator. Includes retrofit valves needed to convert the high and low-pressure ports ...

as far as the charging, I suggest you either have a shop do the evacuation or vacuum the system for at least 1 hour to be sure there is no moisture or remnants of the r12. then add 2 ounces of pag oil to the freon system. when it comes to the amount of freon, see how much it calls for and only install 80% of the r12 value. did hundreds of these ...134A uses ester oil. The R12 used synthetic or mineral oil. The ester does not like any other lubricant. When converting CB units (just like auto units but larger) we remove the compressor tip it toward the fill plug and drain all the old oil...fill it back with the correct amt of 134A oil. reinstall flush with 30psi of dry nitrogen 3 times and then pull system to 500 mircons vac. recharge ...1990 F150 AC 134a Conversion. I am a new member that is converting my 1991 F150 AC system from R12 to 134A. I changed out everything, but the evaporator core, which I flushed. I put a 134A type clutch cycling/pressure switch in. I evacuated and charged the system with 32 oz. of 134.About $450 in parts. Expect an AC shop to want to charge over $1000 to do the conversion. I had my R12 freon removed and after I change the parts (there's instructions in the kit) I have a vacuum pump and gauges to draw a vacuum and recharge with R134. Depending on how bad the leak is you may want to spring for a R12 recharge …

So many video file formats, so many handheld video players, so many online video sites, and so little time. To have your favorite clips how you want them—whether that's on your DVR...The DeLorean needs 2.2 pounds of R12, but due to how R134a works you only need 2 pounds. However, you can't get everything out of each one pound can -- pressures equalize, so you'll generally have an ounce in the can, plus some in the gauges and manifolds, some in the lines, you get the idea. ... Converting the A/C from R12 to R134a: Parts and ... ….

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Looking to convert your 1985-1993 MR2 or any Toyota from R12 fittings to the standard R134 fittings? Well this is the complete air conditioning conversion adapter kit with 2 adapters that you need! One low side .44 inch port and one high side .38 inch port; For pre-1976 vehicles and late model imports; For conversion of R12 to R134aBuy Fourtry R12 to R134a Conversion Fitting Adapter Kit - R12 to R134a Retrofit Kit with High/Low Side Fitting, Conversion Kit with Fitting Port 1/4" to 7/16" Fit for Car A/C Air Conditioner Refrigerant: Air Conditioning Line Repair Tools - Amazon.com FREE DELIVERY possible on eligible purchases

Step 5. Connect a can of R134a lubricant to the yellow hose, open the low side valve and allow the vacuum in the system to draw the oil in. Inspect your vehicle's service manual for specific requirement on how much oil to add to the air -onditioning system. Skip this step if the refrigerant you are adding contains oil.Received 0 Likes on 0 Posts. Converting R-12 Air Conditioning To R-134a. If you are standing in the front of the truck the low side is on the left and the high on the right all you need to do is add the new fitting to the left side and add oil then 134 the high side you will add a fitting but not use it.

dollar general rochester pa Step 1: R134a Charge Level = (R12 Charge Listing × 0.9) – 0.25lbs. Step 2: (2.5lbs × 0.9) – 0.25lbs. Step 3: 2.25lbs – 0.25lbs = 2lbs. The above calculation shows that a Freon12 charge level of 2.5 pounds converts to a Freon134a charge level of 2 pounds.Classic Auto Air is your source for Model Specific A/C kits for 80’s & older Ford, GM, Mopar, Porsche, Custom Street Rods & more. culver's flavor of the day fuquay varina ncclosest walgreens phone number Its been awhile since i've done a conversion and I must have a brain fart cause I can't remember the steps I need to take to covert an r-12 system to an r-134a system. I know the oils are not the same so def change filter drier, add nitrogen, vaccum, change compressor. This is a beer cooler than somebody asked me to look at. Can somebody please refresh my memory.But yea you should definitely have an auto technician do your R12 to R134 retrofitting. It is much easier for them to do it than you (unless you have the vacuum/fill machine). That and it will have some type of warranty. When I retrofitted my 88 I did not have any major leaks, just 15 years of never being charged. green river rentals glasgow kentucky Dean. 41411 posts · Joined 1998. #3 · Sep 18, 2006. All I've ever done is replace the refrigerant oil in the compressor, flush out the system, replace the line to compressor O-rings and add the R-134 access valve adapters and charge it with R-134A. But like Tom said, R-12 works much better.If the installer did the old-school 80-85% charge of 134a in your R-12 system that is why it takes a while. Most properly functioning systems that get an equal charge of 134a as they would have R-12 are going to function almost identical. 1234yf is a different creature. back door window replacementutc ultaschoolthot twitter The guy finally showed me a kit to convert form R134a to R12a, which has a moisture remover can, a sealant can, and a R12a can. With this kit, I'm supposed to be able to do the conversion without any problem. I'll give it shot tomorrow, and let you guys know how it went. ´69 Mustang Coupe & now also a 95 GT. semien lewis funeral home Kit wise fittings, 8 oz charge of pag oil, 3 cans of 134a, and a label that says it was converted, Oil type and charge amount. PAG oil doesn't mix with the mineral oil that is already in the system. Use 5 ounces of ester oil and 2 1/2 can's of r134a. Get any old oil out of the compressor if you can. davitavillageai artificial intelligence imdbillinois dmv rockford hours If you are converting from a freon system to a R134A system, the freon compressor oil will not mix with the new ester oil used in the R134A system. If you are installing a new compressor, as we are, this is a safety precaution. Even though the new compressors are suppose to have the correct oil in them, I would rather be safe than sorry.Replace the orifice with the 'Ford Blue' Orifice. 134a needs a different size hole in the screen than R12 to work effectively. Believe the orifice size is .067. Here's an example. Distribute the oil evenly across the compressor, evaporator, and condensor before assembly.