Automotive Air Conditioning and Climate Control Systems

Automotive Air-conditioning and Climate Control Systems is a complete text and reference on the theoretical, practical and legislative aspects of vehicle climate control systems for automotive engineering students and service professionals. It provides the reader with a thorough up-to-date knowledge of current A/C systems, refrigerants and the new possible replacement systems like CO2, and includes unrivalled coverage of electronic and electrical control.

Filling the gap in the automotive engineering and servicing market for students and those training on the job, this book will help both newcomers and those with more experience of air-conditioning systems maintenance engineering to keep up with the latest developments and legislation.

Detailed coverage of European and US vehicle HVAC systemsThorough explanation of current and future systems including CO2Meets relevant C&G, IMI, and HND vocational and professional qualificationsIMI recommended reading materialIncludes practical cases studies and examples from design and manufacturing companies including Ford, Vauxhall, Toyota, VW, Visteon, Sanden and others, accompanied by over 300 detailed illustrations and photographs

Air-conditioning Fundamentals: History of Automotive Air-conditioning Systems; Introduction to Heating and Ventilation; The Basic Theory of Cooling; Vapour compression refrigeration; Alternative cycles; The air-conditioning system; The expansion valve system; The fixed orifice valve system; Dual air-conditioning; Air-conditioning components: The compressor; The condenser; The receiver-drier/accumulator; The expansion valve/fixed orifice valve; The evaporator; Anti-frosting devices; Basic control switches; Air-conditioning electrical and electronic control: Electrical principles; Sensors and actuators; Testing sensors and actuators; Oscilloscope waveform sampling; Multiplex wiring systems; OBD and EOBD; How to Read Wiring Diagrams; Automotive A/C manual control system (case study 1); Automotive A/C auto temp control system (case study 2); Automotive climate control system (case study 3); Diagnostics and troubleshooting: Initial vehicle inspection; Temperature measurements; Pressure gauge readings and cycle testing; A/C system leak testing; Sight glass; Service and repair: Servicing precautions; Refrigerant recovery, recycle and charging; System oil; System flushing; Odour removal; Retrofitting; Replacement and adjustment of compressor components; Fixed orifice valve remove and replace; The environment: Global warming; The ozone layer; Legislation: Historical perspective; US perspective; Appendices; Index