Understanding Retrofitting vs Replacement HVAC/R System Retrofitting is one of the most diverse jobs you can perform in the industry. First, it’s important to understand that retrofitting is distinct from replacement. Replacement involves...
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LAS VEGAS — National Technical Institute (NTI), a state approved trade school offering training programs in HVAC, plumbing, and electrical, announced the official launch of its Commercial Refrigeration Training program at its Phoenix location...
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Refrigerant Charging Adding Refrigerant to a Refrigeration and Air Conditioning System is known as Charging. There are many ways to do this depending on the system type, status of the system, and refrigerant type. This article will detail best...
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Evacuation is Unique… To Refrigeration and Air Conditioning Systems, when compared to the Commissioning Practices for most other types of Pressure Piping Systems. Evacuation is critical before Charging a Refrigeration system to prevent early...
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A Veteran Tech’s Guide to Systematic Diagnosis We have all seen a walk-in cooler. They come in every size imaginable and more. Walk-ins can be used to store food, ripen fruit, or even age products. The equipment in them can range from basic...
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What is an HFO? Lower-GWP A2Ls refer to a broad group of refrigerant types and blends including, but not limited to, pure hydrofluoroolefins (HFOs), pure HFCs and various combinations of both components. HFOs are a relatively new type of...
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The industry is also choosing HFO-1234yf, which has a AR4 GWP of 4 and is used as a blend component in Chemours A1 and A2L products. Although A2Ls are for new equipment only, lower-GWP A1 refrigerant solutions can help in retrofits. For most...
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Jennifer Butsch is director, regulatory affairs, for Copeland. Jennifer is responsible for managing activities related to Copeland’s policies, regulations, codes and standards as they apply to the HVACR market. Jennifer earned a Bachelor’s...
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Copeland 0.75-4 hp (o.56-298 kw) R-290 scroll compressor is specifically designed to deliver higher system capacities in a wide range of stand-alone, low- and medium-temperature commercial refrigeration equipment and/or applications, including...
Read more Brett Wetzel is an established commercial refrigeration authority. He is Director of Strategic Technical Services and Solutions for Future Green Now (fgn-global.com) and host of the Advanced Refrigeration Podcast. He will be conducting a podcast...
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