A Complete, Up-to-Date Guide to AC and RefrigerationFully revisited to cover the latest techniques, tools, refrigerants, and equipment, Air Conditioning and Refrigeration, Second Edition, provides a thorough introduction to the basic principles and practices of the AC and refrigeration industry. Step-by-step instructions, along with more than 800 photographs and illustrations, demonstrate efficient, cost-effective, and current methods for choosing, installing, maintaining, troubleshooting, servicing, and repairing today's cooling and climate control systems. Whether you're a do-it-yourselfer, a professional technician, or a student, you'll find the task-simplifying details you need for any project. Learn all about: Tools, instruments, and specialized equipmentDevelopment of refrigerationVoltage, current, and resistanceSolenoids and valvesElectric motorsRefrigerantsRefrigeration compressorsCondensers, chillers, and cooling towersWater-cooling problemsEvaporatorsRefrigerant flow controlServicing and safetyFreezersTemperature, psychrometrics, and air controlComfort air conditioningCommercial air-conditioning systemsVarious types of air conditioners and heat pumpsEstimating load and insulating pipesElectrical power for air conditionersAir-conditioning and refrigeration careersNew refrigerantsElectrical and electronic symbols used in schematics