Charging an R-410A AC Unit that is Very Low on Refrigerant with the Subcooling Method!

In this HVAC Training Video, I show How to Add R-410A into a Running Air Conditioner that is Very Low on Refrigerant. I Show the Step by Step Procedure for Connecting the Hoses and Manifold Gauges, Air Purging, Charging Process, Digital Scale Use, the Subcooling Method, Total Superheat Method, What Happens to the Pressures and Temperatures as Refrigerant is Added, How to Charge the Refrigerant from the Hoses Back into the System, and How to Disconnect the Gauge Set! Supervision is needed by a licensed HVACR Tech while performing tasks as Experience and Apprenticeship garners Wisdom and Safety. Tools Used In This Video Yellow Jacket Refrigerant Gauge Set - http://amzn.to/2aenwTq Refrigerant hoses with valves - http://amzn.to/2aBumVI Digital Refrigerant Scale http://amzn.to/2b9oXYl Fieldpiece ST4 Dual Temp Meter - http://amzn.to/2wc1ME3 SDMN6 Dual Digital Water Column Manometer with Pump: https://amzn.to/2UGclNv ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ Our Related Videos https://youtu.be/qpXZhTRPIXc https://youtu.be/DLDgfj5s4qg https://youtu.be/0zsckt86Who ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ Our HVACR Educational Books, E-Books, Workbooks, Cards, Posters, and PowerPoints: All Our Educational Products on Our Site: https://www.acservicetech.com/store All Our Educational Products on Amazon: https://amzn.to/48pDd82 Mini Split Book and E-Book on Our Site- https://www.acservicetech.com/mini-split-book Mini Split Paperback on Amazon- https://amzn.to/3ytHJSs Mini Split Paperback on TruTech Tools- https://www.trutechtools.com/BooksGuides?aff=8 Refrigerant Charging Book and E-Book: https://www.acservicetech.com/ac-book Refrigerant Charging Paperback on Amazon: https://amzn.to/46xTeHf ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ Our HVACR Online Resources! Our HVAC Calculators: https://www.acservicetech.com/hvac-calculators Our Newest Articles: https://www.acservicetech.com/articles Try our HVAC/R Quizzes! https://www.acservicetech.com/quizzes Our Other Resources: https://www.acservicetech.com/resources ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ Tools Used in Our Videos! Tool Links on Our Site: https://www.acservicetech.com/tools Our Tool List on Amazon: https://www.amazon.com/shop/acservicetech Support the Channel by purchasing tools through TruTech Tools! Use this link https://www.trutechtools.com/?aff=8 Save 8% at checkout using code "acservicetech" ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ Follow Us On Our Social Media & Podcasting Channels! Patreon: https://www.patreon.com/acservicetech Facebook: https://www.facebook.com/acservicetech Instagram: https://www.instagram.com/acservicetech/ X: https://twitter.com/acservicetech LinkedIn: https://www.linkedin.com/company/ac-service-tech-llc Tiktok: https://www.tiktok.com/@acservicetech Spotify: https://open.spotify.com/show/74KXLz5uJoQZXG8V5F2r9n Apple Podcasts: https://podcasts.apple.com/us/podcast/ac-service-tech-answers-podcast/id1522359430 ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ ⚠️ Disclaimer: Information in this video is intended for educational purposes only. Any work related to the topics in this video should be performed by licensed technicians or by apprentices under the supervision of licensed technicians. AC Service Tech LLC is not responsible for any possible damages or injuries caused by the use or misuse of any information provided. ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ #hvacr #hvacr #hvactrainingvideos #hvactraining #hvactraining101 #acservice #acservicetech #subcooling #r410a #methodology #stepbystep #manifold #refrigerant #hoses ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ Shop through Amazon! Your Purchases through Amazon provide a means for channels such as mine to earn advertising fees from all purchases after clicking through. Prices are the same as normal.