Take "Operation and Maintenance of Centrifugal Chillers for Maximum Efficiency," a seminar held during this year's Annual Meeting in Denver. The first speaker, John Vucci, spoke about "Chiller Maintenance, the Never-Ending Story." Vucci is an associate director of HVAC systems at the University of Maryland, College Park, Md., and a former service manager with Poole & Kent.
His "whirlwind slide show" focused on smaller plants of 40 to 60 tons. "Small plants need to be considered like larger ones," he said.