Articles Tagged with ''refrigeration''

Ice Breaker: The Visual Inspection

By Joe Marchese
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In many aspects the first part of a job is like detective work — not only does a technician need to identify the problem but he also must determine its root cause. A good initial step is to visually inspect the entire system.


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Picking Ammonia Can Be Smart

By John R. Hall
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As the world of refrigeration moves away from traditional CFCs and HCFCs toward more environmentally friendly alternatives, the use of ammonia refrigerants has been gaining in popularity and trending upwards.


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Fun With R-407A in Retail Refrigeration

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Have you worked with R-407A in refrigeration jobs? The mechanical design company Henderson Engineers Inc. (HEI) of Kansas City has in such a project where it was given the task by a major retailer to improve the carbon footprint of a supermarket refrigeration system.


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Oct. 24, 2011: Refrigerated Display Case Market Forecasted to Reach $5 Billion by 2017

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According to a new report by Global Industry Analysts Inc. (GIA), the global market for refrigerated display cabinets is forecast to reach over $5.34 billion by the year 2017, stimulated by a rise in food retailing, restaurants, take-aways and other non-traditional food outlets such as kiosks and gas stations.


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Contractor Reduces Setup Time With Electronic Controller

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Setting up a refrigeration condensing unit for a walk-in cooler can present a challenge in foodservice applications.


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New Controls, New Directions

By Peter Powell
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A flurry of recent announcements is signaling some new directions for controllers that can be used in refrigeration applications. See what some of these new announcements and products have to offer. 


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Ice Breaker: Suction Lines

By Joe Marchese
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Properly sizing and installing the suction line of a refrigeration system is very important to its overall operation. What happens when they aren’t installed properly and how can you avoid this? 


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HVACR Trend: Compressor Electronics

By Jason Prenger
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Compressor electronics technology can enhance compressor and system performance by sensing and interpreting information found inside the compressor, providing new levels of protection and diagnostics.


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Refrigeration Tech Talks Refrigerants

By John R. Hall
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A day in the life of a refrigeration service tech provides a lot of different tasks — tasks that include working with a variety of refrigerants.


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85 Years of Leadership: Industry Milestones

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Significant events in HVACR history.


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Mini Split Installation

Twin Cities contractor Aabott Ferraro helped retrofit an older St. Paul home.

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NEWSMakers: Jeff Nusz

Jeff Nusz, president, Reitmeier HVAC Services, Tualatin, Oregon, joins the program to discuss how he modernized his website and gained new clients and more money because of it. We’ll go through the process of the change and much more.  Posted on Aug. 1.

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Prohibiting HFCs

EPA is proposing a rule that would prohibit some HFCs in select refrigeration applications. Do you agree with this move?
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2014 National Plumbing & HVAC Estimator

Every plumbing and HVAC estimator can use the cost estimates in this practical manual!

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