Modern Refrigeration and Air Conditioning 22e, Online Textbook
Modern Refrigeration and Air Conditioning is focused on closing the gap from students to technicians with a commitment to top-quality coverage of fundamentals and the latest technology. This time-honored standard of excellence features a fantastic new instructional design that provides an excellent blend of theory, skill development, and service techniques to help students learn how to install and service refrigeration and HVAC systems. With the most up-to-date technical content, a logical and progressive organization, rich learning pedagogy and features, a superior art program, readability, and a focus on career and workplace readiness, this resource is ideal for today's students. Enhanced instructor and student resources include over 100 new lab activities, new HVACR videos, and a Virtual Toolbox. The content correlates to HVAC Excellence and ACCE (formerly PAHRA) accreditation requirements to ensure complete coverage that will prepare your students for career success.
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Table of Contents
Abbreviated Contents
Modern Refrigeration and Air Conditioning 22e, Online Textbook
- Modern Refrigeration and Air Conditioning
- Copyright © 2025 by The Goodheart-Willcox Company, Inc.
- Preface
- About the Authors
- Goodheart-Willcox HVACR Advisory Board
- Reviewers
- Acknowledgments
- New to This Edition
- Features of the Textbook
- Tools for Student and Instructor Success
- Brief Contents
- Contents
- Section 1 Professional Development
- 1 Careers and Certification
- 2 Safety
- 3 Service Calls
- Section 2 Service Basics
- 4 Tools and Supplies
- 5 Working with Tubing and Piping
- Section 3 Refrigeration System Fundamentals
- 6 Energy and Matter
- 7 Gases
- 8 Basic Compression Refrigeration and Air-Conditioning Systems
- 9 Basic Refrigeration and Air-Conditioning System Components
- Section 4 Refrigerants
- 10 Introduction to Refrigerants
- Chapter 10 Learning Outcomes
- Chapter 10 Technical Terms
- Chapter 10 Introduction
- 10.1 Classifying Refrigerants
- 10.2 Refrigerants and the Environment
- 10.3 Identifying Refrigerants
- 10.4 Refrigerant Properties
- 10.5 Refrigerant Applications
- 10.6 Inorganic Refrigerants
- 10.7 Refrigeration Lubricants
- Chapter 10 Review
- 11 Equipment and Instruments for Refrigerant Handling and Service
- 12 Working with Refrigerants
- Section 5 Basic Electricity, Magnetism, and Electronics
- 13 Basic Electricity
- 14 Electrical Power
- 15 Basic Electronics
- Section 6 Motors and Electric Control Systems
- 16 Electric Motors
- 17 Electrical Control Systems
- 18 Electrical Troubleshooting Fundamentals
- 19 Servicing Electric Motors and Controls
- Section 7 Motors and Electric Control Systems
- 20 Overview of Domestic Refrigerators and Freezers
- 21 Installation and Service of Domestic Refrigerators and Freezers
- Chapter 21 Learning Outcomes
- Chapter 21 Technical Terms
- Chapter 21 Introduction
- 21.1 Installing a Refrigerator-Freezer
- 21.2 Troubleshooting Refrigerator-Freezer Symptoms
- 21.3 Checking External Circuits
- 21.4 Diagnosing Internal Troubles
- 21.5 External Service Operations
- 21.6 Internal Service Operations
- Chapter 21 Review
- Section 8 Motors and Electric Control Systems
- 22 Self-Contained Air-Conditioning Systems
- 23 Residential Split Air-Conditioning Systems
- Chapter 23 Learning Outcomes
- Chapter 23 Technical Terms
- Chapter 23 Introduction
- 23.1 Split Air-Conditioning Systems
- 23.2 Comfort Cooling Controls
- 23.3 Central Air-Conditioning Systems
- 23.4 Installing Central Air Conditioning
- 23.5 Servicing Central Air-Conditioning Systems
- 23.6 Ductless Split Systems
- Chapter 23 Review
- 24 Humidity Control
- 25 Commercial Air-Conditioning Systems
- 26 Commercial Air-Conditioning Controls
- 27 Absorption and Evaporative Cooling Systems
- Section 9 Indoor Air Fundamentals
- 28 Air Movement and Measurement
- 29 Air Quality
- 30 Air Distribution
- 31 Ventilation System Service
- 32 Heating and Cooling Loads
- Section 10 Heating Systems
- 33 Gas-Fired Heating Systems
- Chapter 33 Learning Outcomes
- Chapter 33 Technical Terms
- Chapter 33 Introduction
- 33.1 Gas Furnace Operation Overview
- 33.2 Combustion
- 33.3 Gas Valves
- 33.4 Gas Burners
- 33.5 Ignition Systems
- 33.6 Gas Furnace Controls
- 33.7 Gas Furnace Efficiency
- 33.8 Gas Furnace Venting Categories
- 33.9 Gas-Fired Radiant Heat
- 33.10 Gas-Fired Heating System Service
- Chapter 33 Review
- 34 Oil-Fired Heating Systems
- Chapter 34 Learning Outcomes
- Chapter 34 Technical Terms
- Chapter 34 Introduction
- 34.1 Basic Oil Furnace Operation
- 34.2 Fuel Oil
- 34.3 Combustion Efficiency
- 34.4 Fuel Line Components
- 34.5 Oil Burners
- 34.6 Primary Control Units
- 34.7 Oil Furnace Exhaust
- 34.8 Oil-Fired Heating System Service
- Chapter 34 Review
- 35 Electric Heating Systems
- Chapter 35 Learning Outcomes
- Chapter 35 Technical Terms
- Chapter 35 Introduction
- 35.1 Principles of Electric Resistance Heating
- 35.2 Electric Heating Elements
- 35.3 Electric Heating Systems
- 35.4 Electric Furnace and Duct Heater Controls
- 35.5 Electric Baseboard Heating Unit Controls
- 35.6 Electric Heat Construction Practices
- 35.7 Electric Heating System Service
- Chapter 35 Review
- 36 Air-Source Heat Pumps
- 37 Geothermal Heat Pumps
- 38 Hydronic Heating Fundamentals
- Chapter 38 Learning Outcomes
- Chapter 38 Technical Terms
- Chapter 38 Introduction
- 38.1 Hydronic System Components
- 38.2 Hydronic System Designs
- 38.3 Hydronic System Controls
- 38.4 Hydronic System Installation
- 38.5 Troubleshooting and Servicing Hydronic Systems
- 38.6 Preparing a Boiler for the Heating Season
- Chapter 38 Review
- Section 11 Energy Management and Conservation
- 39 Solar Power and Thermal Storage
- Chapter 39 Learning Outcomes
- Chapter 39 Technical Terms
- Chapter 39 Introduction
- 39.1 The Nature of Solar Energy
- 39.2 Solar Collectors
- 39.3 Solar Heating Systems
- 39.4 Applications for Solar Heating Systems
- 39.5 Supplementary Heat
- 39.6 Solar Energy Cooling Systems
- 39.7 Thermal Energy Storage (TES) Systems
- 39.8 Converting Solar Energy to Electricity
- Chapter 39 Review
- 40 Energy Management
- Section 12 Commercial Refrigeration Systems
- 41 Overview of Commercial Refrigeration Systems
- 42 Special Refrigeration Systems and Applications
- 43 Commercial Compressors
- 44 Commercial Evaporators, Condensers, and Other Heat Exchangers
- 45 Commercial Metering Devices and Valves
- Chapter 45 Learning Outcomes
- Chapter 45 Technical Terms
- Chapter 45 Introduction
- 45.1 Thermostatic Expansion Valves (TXVs)
- 45.2 Automatic Expansion Valves (AXVs)
- 45.3 Electronic Expansion Valves (EEVs)
- 45.4 Float-Operated Refrigerant Controls
- 45.5 Solenoid Valves
- 45.6 Pressure-Regulating Valves
- 45.7 Head Pressure Control Valves
- Chapter 45 Review
- 46 Commercial Refrigeration System Configurations
- Section 13 Installing and Servicing Commercial Refrigeration Systems
- 47 Installing Commercial Systems
- Chapter 47 Learning Outcomes
- Chapter 47 Technical Terms
- Chapter 47 Introduction
- 47.1 Overview of Commercial Installations
- 47.2 Installing Condensing Units
- 47.3 Installing Expansion Valves
- 47.4 Installing Evaporators
- 47.5 Installing Refrigerant Lines
- Installing Electric Motors
- 47.7 Testing Installations
- 47.8 Charging Commercial Systems
- 47.9 Starting a Commercial Refrigeration System
- Chapter 47 Review
- 48 Troubleshooting Commercial Systems—System Diagnosis
- 49 Troubleshooting Commercial Systems—Component Diagnosis
- Chapter 49 Learning Outcomes
- Chapter 49 Technical Terms
- Chapter 49 Introduction
- 49.1 General Inspection Overview
- 49.2 Checking Electrical Circuits, Motors, and Compressors
- 49.3 Checking Condensers
- 49.4 Checking Evaporators
- 49.5 Checking Refrigerant Lines
- 49.6 Checking Refrigerant Valves
- Chapter 49 Review
- 50 Servicing Commercial Systems
- Section 14 Designing Commercial Refrigeration Systems
- 51 Understanding Heat Loads and System Thermodynamics
- 52 Commercial Refrigeration Component Selection
- Appendix Contents
- Appendix A: Service Information
- Appendix B: Refrigerants
- Appendix C: Electricity and Electronics
- Appendix D: Heat, Temperature, and Pressure
- Appendix E: Equivalent Charts
- Appendix F: EPA Certification
- Appendix G: HVACR-Related Associations and Organizations
- Appendix A: Service Information
- A.1 Review of Abbreviations and Symbols
- A.2 Circular Equivalents of Rectangular Duct
- Appendix B: Refrigerants
- B.1 R-32 Pressure-Enthalpy Diagram
- B.2 R-32 Thermodynamic Properties
- B.3 R-454B Pressure-Enthalpy Diagram
- B.4 R-454B Thermodynamic Properties
- B.5 R-1234yf Pressure-Enthalpy Diagram
- B.6 R-1234yf Thermodynamic Properties
- B.7 R-1234ze Pressure-Enthalpy Diagram
- B.8 R-1234ze Thermodynamic Properties
- Appendix C: Electricity and Electronics
- C.1 Electrical Units and Symbols
- C.2 Resistor Color Codes
- C.3 Galvanic Action Sequence
- Appendix D: Heat, Temperature, and Pressure
- D.1 Standard Conditions
- D.2 Heating Value of Fuels
- D.3 Refrigerant Pressure-Temperature Chart
- D.4 Water Boiling Temperatures
- Appendix E: Equivalent Charts
- E.1 Energy Equivalents (US Customary)
- E.2 Linear Measurement Equivalents
- E.3 Area Equivalents
- E.4 Volume Equivalents
- E.5 Pressure Equivalents
- E.6 Velocity Equivalents
- E.7 Liquid Measure Equivalents
- E.8 Weight Equivalents
- E.9 Flow Equivalents
- E.10 Heat Equivalents
- Appendix F: EPA Certification
- The Clean Air Act—Section 608
- EPA Certification Types
- Exam Preparation
- Taking the Test
- Areas for Research
- EPA Service Requirements
- Appendix G: HVACR-Related Associations and Organizations
- Glossary
- Index