Refrigerants & Reclaim

Efficiency and Cost Concerns Drive Refrigeration Innovations

Technical Papers Examine New Ways to Work with Familiar Refrigerant
By Peter Powell
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When hundreds of ammonia refrigeration engineers, manufacturers, contractors, and end users gather in one place, technical talk is sure to follow.


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Ice Breaker: Gauging the Importance of the Service Ticket

Written Documentation an Important Part of Call
By Joe Marchese
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Techs may not see the importance of the service ticket, but they should, since it can be an accurate reflection of him and his work. 


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The Business of Refrigeration Is Global in Nature

Refrigerants, Carbon Credits, GreenChill Draw Interest
By Peter Powell
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Beyond making refrigeration equipment and refrigerant gases, manufacturers of such products are also involved in developments within the industry that show global sweep. Here are several recent announcements involving manufacturers familiar to contractors and service technicians.


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Proper Maintenance of a Recovery Unit

Daily Care Ensures Longer Equipment Life
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This article, the second in a series, features important maintenance considerations in order to keep a refrigerant recovery unit operating properly. 


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The NEWS, Honeywell to Host Free R-22 Webinar

Separate R-22 Facts from Fiction During June 3 Webinar
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This webinar will help contractors decipher fact from fiction when it comes to R-22. 


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Project Files: Norwegian Supermarket Goes Green

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The goal of the project was to provide energy-efficient HVAC solutions that reduce the client’s energy costs while providing flexible cooling/heating options to a multi-tenant/multiuse facility.


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The Professor: Troubleshooting Using Compressor Discharge Temp

Checking Over an Often Overlooked Aspect of Servicing
By John Tomczyk
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The compressor’s discharge line temperature is important because it is an indication of the amount of heat absorbed in the evaporator and suction line and any heat of compression generated by the compression process.


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Ice Breaker: Brazing and Soldering Procedures Need Care

Tips for Working Safely with Torches
By Joe Marchese
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Refrigeration technicians need to use extreme care when working with torches during the brazing and soldering process. The flames of a torch can easily reach 3,000°F. At this temperature, serious damage can be the result of misuse and carelessness.


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DOC Considers R-134a Sanctions

Actions Aim to 'Level the Playing Field' for Some Imported Refrigerants
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The idea, according to a number of persons within the U.S. refrigerant industry, is to level the playing field for imported refrigerants that some feel are being unfairly subsidized by the Chinese government.


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Efficiency, Cost Concerns Drive Refrigeration Innovations

Technical Papers Examine New Ways to Work with Familiar Refrigerant
By Peter Powell
No Comments

When hundreds of ammonia refrigeration engineers, manufacturers, contractors, and end users gather in one place, technical talk is sure to follow. Such was the case at the most recent International Institute of Ammonia Refrigeration Conference in Nashville, Tenn.


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2014 Energy Efficiency Forum

Highlights from the 25th annual Energy Efficiency Forum in Washington, D.C.

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NEWSMakers: Rajan Rajendran

Rajan Rajendran, newly appointed director of the Emerson Innovation Center, talks about the new $35 million facility and how it will function on the University of Dayton campus. Posted on Aug. 29.

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2014 September 1

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Venting R-22

The NEWS reported that a man received prison time for venting R-22. Should EPA step up enforcement?
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2014 National Plumbing & HVAC Estimator

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