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Description:Bring must-know electrical concepts and HVAC service procedures to life! Designed to coordinate with our Electricity for Refrigeration, Heating, and Air Conditioning book by Russell Smith, this new series of twelve videos is an excellent way to introduce essential electrical topics, from basic concepts of electricity through motors and controls. The first set of four tapes focuses on the basics, including: safety attire and equipment; relationships between current, resistance, and electromotive force; use of the ammeter, voltmeter and ohmmeter; plus different types of wiring diagrams and how to read simple schematics. The second set of four tapes takes a look at fundamental principles of alternating current and power distribution in action, familiarizes viewers with five types of motors, and explains the use of relays in HVAC systems. The final set of four tapes shows the actual operation of contractors and relays and explains how to troubleshoot overloads. The inner workings of popular warm-air and hydronic heating applications, plus residential and commercial AC systems, are also revealed to viewers. Product Benefits: a powerful blend of live action, precise graphics and top-quality animations puts concepts into motion, enabling viewers to quickly grasp the new knowledge and skills being introduced important procedures are outlined step-by step, from working safely in wet conditions to servicing V-belts, and troubleshooting thermostats, switches and transformers safety is stressed at all times, ensuring that proper procedures are followed on the job state-of-the-art coverage of heating control devices and air conditioning control systems highlights how today's solid-state controls are replacing mechanical controls the Instructor's Guide contains objectives, practice tests, plus applied academic questions for each of the twelve videos in this series to minimize prep time for instructors/trainers run time of approximately 20 minutes per tape makes it easy to integrate these videos into any education or training program CD ROMFirst EditionAuthor: Thomson Delmar LearningISBN#: 1401832342Published: 11/14/2002 2003Published by Thomson Delmar LearningNB
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