The new edition of this best-selling book has been completely revised, updated, and improved to reflect state-of-the-art concepts and practices in air conditioning and refrigeration. Special chapters focus on troubleshooting, and the book draws extensively from field-tested materials from industry sources, enabling readers to relate to real-life situations. Full-color photographs and graphics provide visual interest, and help to explain the material presented in the book.Service tips, tech tips, safety tips, notes, and cautions all make this the leading book on the market. Coverage includes: tools, meters, and measuring devices; HVAC-R practices; matter and thermodynamics; system components; refrigerant and lubricants; basic electrical (motors, diagrams, and system controls); residential systems (air conditioning, gas warm air heating, oil warm air heating, electric warm air heating, and heat pump systems); indoor air systems (air distribution, indoor air quality, and load calculation); commercial systems (packaged heating/cooling systems, commercial refrigeration, and central plant hydronic systems); unitary systems (appliances); and employment skills.An excellent and necessary reference resource for those involved in any facet of the refrigeration, air conditioning, heating, and ventilating fields.

About the Author

Larry Jeffus is highly respected in both education and the refrigeration and air conditioning field, with more than 30 years of experience. His many years of dedicated service to his students and technical education were influential in leading Texas Governor Rick Perry to appoint Larry to the Texas Workforce Investment Council. Larry's aim in writing this book is to bring together, in a logical order, the data necessary to be successful in the HVAC/R industry. In doing this, he has been guided by his experience as a NATE Certified HVAC/R technician working in the field, as a teacher in the classroom, as a Texas licensed HVAC/R contractor, and as a consultant in the refrigeration and air conditioning field. He provides an excellent blend of theory with job-qualifying skill development and uses color photographs and line drawings that make the principles and service information easy to understand.

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