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Jun 2021
The Great Debate in Replacement Parts
ONE OF THE BIGGEST CHALLENGES for HVAC contractors is that there is never enough time in the day for the work that needs to be done. In the world of HVAC, time is a valuable commodity. If a piece of equipment stops working or is not performing as it should, homeowners and businesses need the repair or replacement to happen as soon as possible.This means having the right part on-hand so the fix can happen as quickly as possible.
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Jun 2021
Leading Off: Working Together to Create the Future
As most of you know, RSES Headquarters has moved to a new location. Because of that, the staff was very busy with the move and was a little slow responding to your requests. Thank you for your patience during this time. By the time this article comes out staff should be settled in and thing back to normal. The next order of business is to grow RSES.
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Jun 2021
Last Word: Supporting Each Other
This is a piece I’m shocked I even have to write but after some of the responses we received regarding RSES Past International President Harlan “Skip” Krepcik, CMS, MBA, RCT meeting U.S. President Biden last month to do an HVAC demonstration I felt it was necessary to put my thoughts into this column.
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May 2021
Staying Frosty with A2L Refrigerants
The world of refrigerants, as we know it, is changing once again. Regulatory drivers and increasing efficiency demands are helping to shape the course of our industry.
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May 2021
How Humidity Affects Temperature Drop
When the humidity(water vapor) content of air entering a cooling coil is elevated, the temperature drop of air across that cooling coil is less than normal. When water vapor content of entering air is low, the temperature drop of air across the coil will be greater than normal.
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May 2021
Pandemic Spurs Interest in Germicidal UV-C for Air Disinfection
Many refrigeration engineers may be familiar with the restorative abilities of Ultraviolet Germicidal Irradiation (UVGI or UV-C) energy to remove biological growth from cooling coils and return cooling capacities to original design specifications.
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May 2021
Troubleshooting: Some Defrost, Some Don't
This month’s Troubleshooting section is a problem about defrost, some of the low-temp cases are not defrosting completely or they are defrosting sporadically.
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May 2021
Leading Off: Running an RSES Chapter
Do you attend RSES meetings for the education, the business meeting or both? Most people will say they attend for the education. The business meeting may not be the most exciting thing, but is important to keep the Chapter/Association running.
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May 2021
Multiply Refrigeration Advantages with Multiplex System Design
Over the past several years, the drivers impacting the choice of refrigeration systems used in supermarket and restaurant applications have evolved significantly.
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May 2021
Last Word: The Importance of Community
In this month’s issue, RSES International President Mike Ralston, CM went into detail on how to put together an RSES Chapter. It is a great piece that highlights the hard work that goes into running a Chapter smoothly. What I want to talk about is the other side of that coin: why Chapters and a sense of community is important to RSES and should be important to you as an HVACR professional.
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Results: 2355 Articles Found
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