A business that embodies the principles put forth by Jack Welch is going to be very successful. That was the theme of a seminar presented by Don Lehr, Linc Service Network, to attendees at the Linc Services' Continuing Education Conference in Pittsburgh.
"Nobody Does it Better." That was the theme of the Linc Service Network's 2005 Continuing Education Conference (Con Ed) in late March at the Westin Convention Center Hotel in downtown Pittsburgh.
Winning a $45 million contract to build portable air conditioning units can be a life-changing experience for most companies - and for those using the equipment. At least it's true for Ohio-based Nordic Air Inc. and the United States Marine Corps (USMC).
NADCA ACR 2005. IICRC S-520. ASHRAE S-180. For those who weren't sure what these letters and numbers mean, speakers at the recent National Air Duct Cleaners Association (NADCA) meeting and exposition spelled out their importance.
This is the first in a series of advanced basic articles on the refrigeration cycle. All of these articles deal with refrigerant pressures, states, and conditions as applied to a refrigeration system with a refrigerant like R-134a that is not a blend.
The HVACR Technology Department at Ranken Technical College will have plenty to celebrate before 2007. That is saying a lot, especially since this private, nonprofit, degree-granting institution will be celebrating its 100th anniversary in two years. What is making HVACR department head Chris Brueggeman gung-ho now is that his program is getting a much-deserved and much-anticipated overhaul.
Everyone knows that excess oil in a chiller's refrigerant can create serious performance problems. But what many don't know is the frequency with which oil migrates to the refrigerant side and what percentage of chillers and refrigeration systems suffer from oil logging.
Performing inspection and tuneup of centrifugal chillers during the precooling season can mean fewer service calls, improved comfort, and reduced energy use throughout the cooling season. A well-organized schedule of routine checkups and minor repairs reduces the frequency of unscheduled service calls.
With the higher 13 SEER efficiency standard coming in January 2006, many experts agree that selling the value of comfort - versus the current status quo: level of efficiency - is the way to go.
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