\u00a9 2023 wikiHow, Inc. All rights reserved. WebOpen the refrigerant canister (C) and by opening the gauge valve (E - low side) purge the lines (do not use the system's refrigerant to purge the gauge lines) Tighten the service line to the service port. Readings that are higher or lower indicate an overcharged system. WebOpen the refrigerant canister (C) and by opening the gauge valve (E - low side) purge the lines (do not use the system's refrigerant to purge the gauge lines) Tighten the service line to the service port. To service one of those latter devices you'll need to cut the refrigerant line and install (solder in place) a tee and a service port. It's my understanding that this short copper tube was used to initially charge the compressor during manufacture. Important! Could just one or two of them be not working, and the other one or two still be working? Doing a little research about process ports I read that it's an "alternative suction line" - and on smaller HVAC compressor motors both ports are open to the same compressor chamber - so either could be used for charging. 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A typical compressor service valve is composed of four essential parts: When opening a service valve, make sure it is secured by placing it in a vise or attaching it to the compressor. WebLocate the water shutoff valve: its usually in the wall behind the fridge (sometimes hidden in a panel), under the sink or in the cabinet next to the refrigerator. Together, these parts help the refrigerator turn liquid refrigerant into a gas, and then back into a liquid once again. The important thing is that the switching is on the proper terminals. Then, install a bullet-piercing valve and check the Freon by using a specialized gauge before adding the Freon. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. Our Comment Box is provided by Countable Web Productions countable.ca, Click to Show or Hide Citations & References, Automotive A/C MANIFOLD GAUGE SET INSTRUCTIONS, AUTO A/C Thanks to reader G.G. Your local service area CHANGE LOCATION. Remove the water filter Remove the water filter and wait a few hours up to a full day. The low side line of the system will have a larger diameter metal pipe than the high-side. Thanks to all authors for creating a page that has been read 132,764 times. With over 54 years of experience, Aaron is the recipient of numerous Super-Service awards from Angies Lists and 2019 Best-of-the City. Continue readingat REFRIGERANT PRESSURE READINGS & CHARTS or select a topic from the closely-related articles below, or see the complete ARTICLE INDEX. The male rotor moves the female rotor as the rotors inter-mesh against each other. R-134a ideally should have between 25 and 45 psi. Tip: CFC stands for chlorofluorocarbon. Thanks, I check somewhere else and it tells me that the port I was talking about is a process port. to collect all refrigerant. When we plugged it back in, the problem returned. Gauge port. Read on to learn how to test a refrigerator compressor. Insert a bullet-piercing valve around the Freon line. You'll notice in our photo that both ends of the refrigerant hoses are attached to the gauge set. in the table for R12 state changes shows us that we should see 21 pounds of pressure. Check the pressure. What worries me is the uncertainty of this process port. They prevent the threads on the service valve from being rusted over or otherwise damaged. FIND. home improvement and repair website. compressor process tube. If the Freon reading is within the range listed on your fridges label, consult a refrigerator repair specialist. There are 12 references cited in this article, which can be found at the bottom of the page. WebDIY Refrigeration System #2 Service valve Shaun Dobbie 8.88K subscribers Subscribe 45K views 7 years ago Fitting a service valve to a refrigeration compressor. Newer vehicles will use an R134a Manifold gauge set while older vehicles will require use of an R12 Manifold Gauge set. Our editors and experts handpick every product we feature. The compressor gauge has to be able to read pressure and Freon levels. The motor rotates the male rotor through the crankshaft. If the valve stem is all the way in, the valve is considered to be in the front-seated position. Generally, theyre located among the refrigeration lines near the compressor on the outside. The packing gland nut helps to ensure a leak-free seal. Connect the Ultimately, the service valve refers to a section on your air conditioner that houses various ports for the technician to connect, and this is how they determine the faults in your system. Get a reading. These valves are suitable to aid diagnosis of a refrigeration system by avoiding disturbing the troubled state of the system (as you'd do if you had to cut lines and solder in service valves just to do a test). When opening and closing compressor service valves, make sure to use the right tools, such as an appropriately sized service wrench. Heating element is WE11X20397. -- Christopher A. YoungLearn more about Jesus www.lds.org. (new Image()).src = 'https://capi.connatix.com/tr/si?token=2ba02a33-c319-4410-bba7-f8321a13bed3&cid=877050e7-52c9-4c33-a20b-d8301a08f96d'; cnxps.cmd.push(function () { cnxps({ playerId: "2ba02a33-c319-4410-bba7-f8321a13bed3" }).render("00499ba9282e4d1b985fa8af14d29c2b"); }); Unfortunately, our compressor noise returned, meaning it was toast. Never break into a system that may be under vacuum air will enter and you'll have a second problem. Heres a bunch of other refrigerator repair tips. 3. When recharging with AC Avalanche, you will only use the low side service port. WebRefrigeration access valves provide an access port for connecting hoses to charge, drain, or test refrigerant and check pressure. Web10PCS Service Access Valve, 1/4'' SAE x 1/4'' OD x 4.92'' Brass Copper Charging Valve for Air Conditioner Refrigerant System, Air Conditioning Line Repair Tools $1098 ($1.10/Count)$12.38 Save 8% with coupon FREE delivery Mon, Feb 6 on $25 of items shipped by Amazon WebTroubleshoot, order parts, or book a repair service with our comprehensive refrigerator repair resources. WebDIY Refrigeration System #2 Service valve Shaun Dobbie 8.88K subscribers Subscribe 45K views 7 years ago Fitting a service valve to a refrigeration compressor. He specializes in the service and maintenance of built-in refrigerators, wine coolers and ice machines. Best Refrigerator Compressor 2022 1- GE WR87X10111 OEM Compressor [Editors Choice] Why do we love it? The Fora platform includes forum software by XenForo. Hg. Service Areas. The arrangement of the mechanical parts is different on every fridge. Your Freon line will attach directly to your tank and feed into the fridge. Compressor connection. FIND. 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