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| Preface | |
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| Vapor-Compression Refrigeration System Components | |
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| Compressors | |
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| Condensers | |
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| Expansion or Metering Devices | |
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| Evaporators | |
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| Vapor-Compression Refrigeration System Accessories and Controls | |
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| Service Valves | |
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| Filter Driers | |
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| Sight Glasses | |
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| Refrigerant Receivers | |
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| Solenoid Valves | |
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| Pressure-Relief Valves | |
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| Refrigerant Distributors | |
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| Crankcase Heaters | |
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| Cooling Towers | |
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| System Controls | |
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| Transformers | |
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| Pressure Controls | |
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| Low Ambient Controls | |
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| Relays and Contactors | |
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| Mechanical Troubleshooting of Vapor-Compression Refrigeration Systems | |
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| Evaporator and Condenser Fan Motor Problems | |
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| Refrigerant-Charge-Related Problems | |
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| Evaluating the Metering Device | |
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| Electric Motors and Starting Components | |
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| Shaded-Pole Motors | |
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| Split-Phase Motors | |
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| Capacitor-Start-Induction-Run Motors | |
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| Permanent-Split-Capacitor Motors | |
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| Capacitor-Start-Capacitor-Run Motors | |
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| Three-Phase Motors | |
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| Electrical Wiring Diagrams | |
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| Schematic Diagrams | |
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| Ladder Diagrams | |
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| Cooling-Only System with Direct-Acting, Line-Voltage Controls (Schematic) | |
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| Cooling-Only System with Direct-Acting, Line-Voltage Controls (Ladder) | |
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| Cooling-Only System with Line-Voltage Control Circuit (Schematic) | |
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| Cooling-Only System with Line-Voltage Control Circuit (Ladder) | |
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| Cooling-Only System with Low-Voltage Control Circuit (Schematic) | |
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| Cooling-Only System with Low-Voltage Control Circuit (Ladder) | |
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| Heating-Cooling System with Low-Voltage Control Circuit | |
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| Multistage Heating-Cooling System with Low-Voltage Control Circuit | |
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| Other Controls and Safeties Added to the Circuits | |
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| Troubleshooting Vapor-Compression Refrigeration System Electrical Components | |
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| Control-Circuit Problems | |
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| Power-Circuit Problems | |
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| Servicing Vapor-Compression Refrigeration Systems | |
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| Troubleshooting Steps | |
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| System Overcharge | |
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| System Undercharge | |
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| Blown Line-Voltage Fuse | |
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| Defective Transformer | |
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| Defective Contactor Holding Coil | |
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| Burned Motor Winding | |
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| Grounded Compressor | |
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| Vapor-Compression Heat-Pump Components and Accessories | |
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| Common Heat-Pump-System Configurations | |
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| Four-Way Reversing Valves | |
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| Check Valves | |
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| Bidirectional Thermostatic Expansion Valves | |
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| Bidirectional Filter Driers | |
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| Suction-Line Accumulators | |
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| Heat-Pump-System Defrost Methods | |
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| Auxiliary Electric Heat Strips | |
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| Heat-Pump Thermostats | |
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| Troubleshooting Vapor-Compression Heat-Pump Systems | |
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| Defective Check Valve | |
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| What Can Be Done with a Malfunctioning Check Valve? | |
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| Malfunctioning Four-Way Reversing Valves | |
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| Leaking Reversing Valves | |
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| Removing Defective Four-Way Reversing Valves from the System | |
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| Replacing Four-Way Reversing Valves | |
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| Bidirectional Filter Driers | |
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| Troubleshooting Bidirectional Thermostatic Expansion Valves | |
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| The Thermal Bulb on the Bidirectional Thermostatic Expansion Valve | |
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| Wiring Diagrams: Vapor-Compression Heat-Pump Systems | |
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| Individual Component Operation | |
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| Heat-Pump Thermostats | |
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| Modes of Operation | |
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| Troubleshooting Basic Vapor-Compression Heat-Pump Control Circuits and Components | |
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| Heat-Pump Thermostats | |
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| Digital and Analog Thermostats (without Ribbon-Wire or Molded Plastic Connections) | |
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| Defective Wiring between the Indoor Unit, the Outdoor Unit, and the Thermostat | |
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| Mechanical Defrost Timers | |
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| Solid-State Defrost Circuit Boards | |
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| Electric-Strip Heater Circuits | |
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| Defective Holdback Thermostat | |
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| Servicing Vapor-Compression Heat-Pump Controls and Control Circuits | |
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| Defective Thermostat | |
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| Defective Interconnecting Wiring between the Indoor and Outdoor Units | |
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| Improper Holdback Thermostat Setting | |
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| Defective Reversing-Valve Solenoid Coil | |
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| Defective Reversing-Valve Solenoid Coil | |
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| Defective Electric-Strip Heater | |
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| Defective Sail Switch | |
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| Vapor-Compression Heat-Pump Refrigeration Circuits | |
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| Air-to-Air Heat-Pump Refrigeration Circuits | |
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| Liquid-to-Air Heat-Pump Refrigeration and Water Circuits | |
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| Air-to-Liquid Heat-Pump Refrigeration Circuits | |
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| Liquid-to-Liquid Heat-Pump Refrigeration Circuits | |
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| Geothermal Heat Pumps | |
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| Closed-Loop Systems | |
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| Open-Loop Systems | |
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| Troubleshooting Geothermal Heat Pumps | |
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| Water Circuit Problems | |
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| Airflow Problems | |
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| Servicing Geothermal Heat Pumps | |
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| Inadequate Cooling | |
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| Inadequate Heating | |
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| Inadequate Heating | |
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| Inadequate Cooling | |
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| Possible Blower Problem | |
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| Air-to-Air Heat-Pump-System Installation | |
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| Selecting the Proper Location for the Outdoor Unit | |
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| Selecting the Proper Location for the Indoor Unit | |
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| Installing Duct Systems | |
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| Condensate Removal | |
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| Running Refrigerant Lines | |
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| Installing Low-voltage Control Wiring | |
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| Leak-Checking a System Prior to Start-Up | |
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| System Evacuation | |
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| System Holding Charges | |
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| Pre-Start-Up Checklist | |
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| System Start-Up | |
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| Putting It Together | |
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| System Preventive Maintenance | |
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| Indoor Unit Airflow | |
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| Other Indoor Unit Factors | |
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| The Outdoor Unit | |
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| Putting It Together | |
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| Heat-Pump-System Service Calls | |
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| Ice Buildup | |
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| No Heat | |
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| Higher Bills and Less Heat | |
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| Emergency Heat | |
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| Inadequate Heat | |
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| System Shutdowns | |
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| Nonfunctional Unit | |
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| Outdoor Fan Motor Not Operating | |
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| Ice Buildup on the Coil | |
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| Burning Smell | |
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| Inadequate Cooling | |
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| You Be the Technician | |
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| You Be the Technician | |
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| You Be the Technician | |
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| You Be the Technician | |
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| You Be the Technician | |
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| Glossary | |
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| Index | |