Articles by Ron Rajecki

CURRENT TEST

HVACR Contractors Must Prioritize Chiller Maintenance

Proper chiller maintenance can be the difference between a happy customer and a former customer
Ron Rajecki
May 22, 2017
Commercial building owners and managers count on HVAC contractors to take care of their buildings in many ways. They’re expected to keep their facilities cool and comfortable, ensure their processes and procedures continue to hum along, provide quality IAQ, and, of course, maintain their equipment. On this last point, the proper maintenance of chillers takes top billing.
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Tee

Say Goodbye to Technicians, Hello to Thermodynamic Energy Specialists

A new image might help field personnel get the respect they deserve
Ron Rajecki
May 3, 2017

Is it time to remake the image of the refrigeration technician? Could a new title for the role help the hardest-working men and women in the HVACR industry get more of the respect they so richly deserve? And, more importantly, could a new image help attract more young people to our industry? If so, maybe it’s time to introduce the newest member of the HVACR industry: the thermodynamic energy specialist.


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Scott Pruitt

Trump Seeks ‘Energy Independence’ Via Executive Order

Trump targets Obama’s Clean Power Plan, revival of coal industry
Ron Rajecki
May 1, 2017
On March 28, Trump issued the Energy Independence executive order, which directs the U.S. Environmental Protection Agency (EPA) to begin reviewing — and presumably weaken the provisions of — the Clean Power Plan. The order is also designed to decrease the nation’s dependence on imported fuels, mainly by helping revive the coal industry.
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fleet maintenance

Steer Your Contracting Company to Safe Driving

Driving to the job site is one of the most dangerous tasks your techs perform
Ron Rajecki
April 17, 2017
According to the U.S. Department of Transportation’s National Highway Traffic Safety Administration (NHTSA), there were 6.3 million police-reported vehicle crashes in the U.S. in 2015. Those crashes resulted in more than 35,000 fatalities and 2.4 million injuries.
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Spring is Here! But the R-22 Isn’t

What’s behind the low reclaim numbers, and what can the industry do about it?
Ron Rajecki
April 4, 2017

Springtime means many different things to many different people: Love in the air; baseball, golf, and grilling; shorts and sunscreen; a rebirth; a triumph of the dogged determination of life to begin anew after winter.  Or, for those in the refrigeration industry, spring of 2017 means just three more cooling seasons until the only R-22 on the market will be what’s available through reclaimers or in individual inventories (a.k.a. stockpiles).


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COMMERCIAL DRIVERS

CO2 Refrigerant: Acceptance Grows, Challenges Remain

Survey points out drivers, barriers in commercial and industrial applications
Ron Rajecki
April 3, 2017
Carbon dioxide (CO2) as a refrigerant is gaining increasing industry acceptance in commercial and industrial refrigeration systems in North America, according to a survey conducted by Danfoss. The survey also identified barriers to greater CO2 use in refrigeration.
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Burned Scroll

Troubleshooting a Compressor Burnout

Compressor burnouts are rare but knowing how to deal with them is essential
Ron Rajecki
March 27, 2017
Compressor burnout is a very specific mode of failure that may be caused by high temperatures in the motor windings or discharge area of the compressor.
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Service technician

Technicians Navigate Next-generation Refrigerants

Technicians are on the front lines as ‘alternative’ refrigerants become mainstream gases
Ron Rajecki
March 27, 2017
Several leading compressor manufacturers weighed in with insights and advice for contractors and technicians as they learn how to work safely with the equipment utilizing these so-called alternative refrigerants as they transition into primary refrigerant choices.
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