Review
“We just converted most of our new program to use only this text, for most of the courses.”
About the Author
John Tomczyk received his associate degree in refrigeration, heating and air-conditioning technology from Ferris State University in Big Rapids, Michigan, his bachelor’s degree in mechanical engineering from Michigan State University in East Lansing, Michigan and his master’s degree in education from Ferris State University. Mr. Tomczyk has worked in refrigeration, heating, air conditioning service and technical writing consultation for both the academic and industrial fields for numerous years, enabling him to bring a wealth of experience to this text. His technical articles have been featured in many HVACR magazines and journals.
Mr. Tomczyk is also the author of TROUBLESHOOTING AND SERVICING MODERN AIR CONDITIONING AND REFRIGERATION SYSTEMS. Mr. Tomczyk has 29 years of teaching experience at the Refrigeration, Heating and Air-Conditioning Technology program at Ferris State University and is a member of many HVAC/R trade organizations.
Since entering the HVAC industry in 1980, Eugene has taken on many roles ranging from field technician and system designer to company owner, teacher, administrator, consultant, college professor and author. With 30 years of teaching experience, Eugene is currently the National Programs Director at HVAC Excellence and has taught air conditioning and refrigeration at many high school vocational programs, proprietary post-secondary institutions and community colleges.
Eugene retired from his tenured teaching position at Suffolk County Community College in Brentwood, New York, to join the ESCO Group, and earned his dual Bachelor’s Degree from The City College of New York (New York, NY) and his Masters of Science degree from Stony Brook University (Stony Brook, NY), where he specialized in Energy and Environmental Systems, studying renewable and sustainable energy sources such as wind, solar, geothermal, biomass and hydropower.
He earned his Certified Master HVAC/R Educator (CMHE) credential from HVAC Excellence and the ESCO Group in 2010. Eugene also carries ASHRAE’s BEAP credential, which classifies him as a Building Energy Assessment Professional. He is also an active member of many industry societies and has served as the subject matter expert on a multitude of HVAC-related educational projects.
His most notable work is Cengage Learning’s REFRIGERATION & AIR CONDITIONING TECHNOLOGY, which is now, with this printing, entering its 10th Edition (2025). This book is used in more than 1,000 schools, both in this country and abroad, to help individuals master the skills they need to install, service, troubleshoot and design HVACR equipment.
Bill Whitman contributed a wealth of academic expertise as well as industry knowledge to this book. Mr. Whitman graduated from Keene State College in Keene, New Hampshire with a bachelor’s degree in Industrial Education. He received his master’s degree in School Administration from St. Michael’s College in Winooski, Vermont.
After instructing drafting courses for three years, Mr. Whitman became the Director of Vocational Education for the Burlington Public Schools in Burlington, Vermont, a position he held for eight years. He spent five years as the Associate Director of Trident Technical College in Charleston, South Carolina. Mr. Whitman was the head of the Department of Industry for Central Piedmont Community College in Charlotte, North Carolina, for 18 years.
Bill Johnson taught heating, air conditioning and refrigeration for more than two decades in various technical colleges and factory schools.
A graduate of Southern Technical Institute, a branch of Georgia Tech in Atlanta, he also served as service manager for a major manufacturer for six years. Mr. Johnson owned his own HVAC/R business for 10 years and was a member of the Refrigeration Service Engineers Society and the American Society of Heating Refrigerating Air Conditioning Engineers. His authoring credits include three major textbooks on the market today as well as their ancillary materials. He has also written monthly articles, BTU Buddy, that are available online.
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