During a climate seminar event toward the end of 2010, members of the Consumer Goods Forum, made up of European sector manufacturers and retailers, announced intentions to ban their use of refrigerant gases that they said had high global warming - including HFCs - by 2015 and to replace them with natural refrigerants.
The United States Environmental Protection Agency (EPA) tried a bit of muscle flexing as 2011 started and promptly ran into some roadblocks, while at the same time causing the HVACR industry to keep an even more watchful eye on what the EPA may do next.
The need for energy efficiency and the desire for
intelligent energy efficiency have created a hunger for data. This trend
started 10 years ago (or more) in the building controls industry and is now
being seen in the refrigeration controls sector.
This article is part one of a two-part series on ice flake
machine troubleshooting. This article will examine troubleshooting low and high
water levels. Next month’s article will examine water impurities and mechanical
problems.
It is a familiar lament for those who work on supermarket refrigeration. There is a problem. The owner wants it fixed immediately. The technician can apply a quick fix, but that won’t deal with potential recurring problems - and the fact that the equipment may not be operating all that efficiently or even be all that up-to-date.
Anthony, a manufacturer of glass refrigerator and freezer doors as well as display cases, has announced that it has completed a licensing agreement with Glacier, a maker of beverage doors and package doors for commercial refrigeration systems. Anthony is a portfolio company of Aurora Capital Group and Glacier is a business unit of Universal Industries.
Part 1 of this series discussed methods to significantly reduce recovery times and brazing techniques to significantly reduce the time required for evacuation. This article covers system commissioning, including tools and techniques that reduce the time required for pressure testing, evacuation, setting airflow, charging, and performance testing.
Doing it right does not mean adding hours to the job. In fact, with the right tools you can do it right and save a ton of time. In this two-part series, I will discuss several ways to make your technicians faster and more productive during a typical replacement of a split system a/c unit or heat pump.
Criminal behavior and running from the law are likely the furthest things from the mind of the everyday HVACR contractor or technician. It is important, however, that these individuals understand the responsibilities inherent to those who work with what is classed as hazardous materials and greenhouse gases.
Every year there was at least one unexplainable low-refrigerant service call, but when more than 10 occurred in 2009, executives at HVAC contractor Advanced Air and Refrigeration suspected more than phantom leaks. Professional thieves were the initial suspects. But the company soon determined the problem was due to huffing.
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