• Analogies and frequent references to everyday experiences to help you relate to the physiology concepts presented.
• Special breakout boxes including “Molecular Biology and Genomics,”
• “Beyond the Basics,” “Challenges and Controversies,” “Unanswered
• Questions,” and “A Closer Look at Adaptation” to encourage you to think critically.
• A thorough review of the most recent published literature that led to the inclusion of the most current, cutting-edge scientific information.
• Check Your Understanding questions after each major section to help you review the main ideas just discussed.

SECTION I: THEORY OF HEAT.

1. Heat and Pressure.

2. Matter and Energy.

3. Refrigeration and Refrigerants.

SECTION II: SAFETY, TOOLS AND EQUIPMENT, SHOP PRACTICES.

4. General Safety Practices.

5. Tools and Equipment.

6. Fasteners.

7. Tubing and Piping.

8. Leak Detection, System Evacuation and System Clean-up

9. Refrigerant and Oil Chemistry and Management—Recovery, Recycling, Reclaiming, and Retrofitting.

10. System Charging.

11. Calibrating Instruments.

SECTION III: BASIC AUTOMATIC CONTROLS.

12. Basic Electricity and Magnetism.

13. Introduction to Automatic Controls.

14. Automatic Control Components and Applications.

15. Troubleshooting Basic Controls.

16. Advanced Automatic Controls—Direct Digital Controls (DDC) and Pneumatics.

SECTION IV: ELECTRIC MOTORS.

17. Types of Electric Motors.

18. Application of Motors.

19. Motor Controls.

20. Troubleshooting Electric Motors.

SECTION V: COMMERCIAL REFRIGERATION.

21. Evaporators and the Refrigeration System.

22. Condensers.

23. Compressors.

24. Expansion Devices.

25. Special Refrigeration System Components.

26. Application of Refrigeration Systems.

27. Commercial Ice Machines.

28. Special Refrigeration Applications.

29. Troubleshooting and Typical Operating Conditions for Commercial Refrigeration.

SECTION VI: AIR CONDITIONING (HEATING AND HUMIDIFICATION).

30. Electric Heat.

31. Gas Heat.

32. Oil Heat.

33. Hydronic Heat.

34. Indoor Air Quality.

Section VII: AIR CONDITIONING (COOLING).

35. Comfort and Psychrometrics.

36. Refrigeration Applied to Air Conditioning.

37. Air Distribution and Balance.

38. Installation.

39. Residential Energy Auditing

40. Typical Operating Conditions.

41. Troubleshooting.

SECTION VIII: ALL-WEATHER SYSTEMS.

42. Heat Gain and Heat Loss in Buildings.

43. Air Source Heat Pumps.

44. Geothermal Heat Pumps.

SECTION IX: DOMESTIC APPLIANCES.

45. Domestic Refrigerators and Freezers.

46. Room Air Conditioners.

SECTION X: COMMERCIAL AIR CONDITIONING AND CHILLED-WATER SYSTEMS

47. High-Pressure, Low-Pressure, and Absorption Chilled-Water Systems.

48. Cooling Towers and Pumps.

49. Operation, Maintenance, and Troubleshooting of Chilled-Water Air Conditioning Systems.

50. Commercial Rooftop, Packaged, Variable Refrigerant Flow, and Variable Air Volume Systems.

Bill Johnson,

Now retired, Bill Johnson has taught heating, air conditioning, and refrigeration for more than two decades in various technical colleges and factory schools.

 Bill Whitman,

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.

 Eugene Silberstein,

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 and author.

 John Tomczyk,

John Tomczyk received his associates 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.

 Jason Obrzut

In 2002, Jason Obrzut graduated from the HVAC Technical Institute in Chicago, kick-starting an accomplished career in the HVAC Industry. Jason began working as a service technician and, within a short time, became an installation supervisor, and ultimately a business owner. While working during the day, he returned to the HVAC Technical Institute as a part-time, evening instructor.