A quick tutorial of how to perform a decay test. Close off the core removal tool to isolate the system and watch for a rise in pressure. On a small system like this (9k btu) a few minutes should be good. On larger systems you'll want a longer decay. If the pressure spikes and doesn't flatten, it's most likely a leak, if its rises and flattens at 2000 microns for instance, you have some more evacuation to do. This set up had the system down below 500 microns in less than 5 minutes. Tools used in
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A quick tutorial of how to perform a decay test. Close off the core rem…
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2.7K views · 59 reactions | Removing a Schrader core with a Core Removal Tool. #Trades #HVAC #Refrigeration | HVAC School | Facebook
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Do you ever lose the valve core when trying to remove it through a VCRT? I show a quick tip on how to pull it through the tool! Learn more about HVAC service procedures by picking up our book! https://amzn.to/3HqH1tZ . . . #VCRT #valvecore #removaltool #tool #hvactool #hvactips #hvac #hvacr #hvactraining #hvactechnician #acservice #acservicetech #technician #training #procedure #service | AC Service Tech LLC
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JD got a chance to try out NAVAC's NVR2 valve core removal tool, and there's a lot to like! It fits 1/4" and 5/16" flare fittings, so you'll save money and space in your tool bag with this 2-in-1 size combo. The NVR2 also has a working pressure of 800 PSI, well within range for R-410A and the A2Ls, and has a vacuum rating of 20 microns—perfect for everyday recovery and evacuation. Learn more about NAVAC Inc. - HVAC Tools Division NVR2 at https://buff.ly/Ogh1YM3 | HVAC School
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JD got a chance to try out NAVAC's NVR2 valve core removal tool, an…
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HVAC Valve Core Removal Tool | 1/4" & 5/16" SAE | Vacuum-Rated to 20 Microns | High-Flow for R410A R22 R32 Systems | Magnetic Tip for Strong Hold | VCRH-1
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38K views · 97 reactions | Using the NAVAC Inc. - HVAC Tools Division 2 in 1 core tool to replace a Schrader core...Check out the full video, link below. https://youtu.be/TEuf0PyF6n8 | HVAC Know It All | Facebook
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