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Course Listings 2020-2021 Electro-Mechanical Devices Concepts, principles, maintenance, and troubleshooting of mechanical and electro-mechanical devices. Mechanical alignment of shafts, pillow blocks, gears, and couplers on mechanical equipment. Bearings removal and installation. Installation and troubleshooting of pump seals. Vernier calipers, micrometers, tachometers. Use and operation of air flow hoods for air balancing. Belt drive systems and set up and operation of variable frequency drives. Cooling tower water treatment controls and chemical additives. Prerequisites: A grade of C or better in FAC/HVA101, FAC/HVA101LL, FAC/ELC/HVA105 and FAC/ELC/HVA105LL or equivalent, or permission of Instructor. FAC210 Lecture 3 Credits 3 Periods Facilities Air Conditioning Systems Fundamental principles of air conditioning including all-air, all-water (hydronic) and air-water combination systems. Overview of the physical principles, including air distribution systems and heating and cooling load calculation. System components and application theory for boilers, chillers, pumps, fans, and cooling towers. Theory and application of central air conditioning systems, air cleaning and humidification devices, pressure boosting, heat storage, expansion and pressurization equipment. Properties of water, pressure distribution in hydronic systems, flow in pipes, pressure drop/head loss, pump applications and pressurization of open and closed hydronic systems. Fundamentals of low and high temperature water systems. Prerequisites: A grade of C or better in FAC/HVA101 and HVA112, or permission of Department or Division. Corequisites: FAC/HVA210LL or permission of Department or Division. Cross-References: HVA210. FAC210LL Lab 1 Credit 3 Periods Facilities Air Conditioning Systems Lab Routine procedures on operational central forced-air conditioning systems and hydronic pumping systems. Components and function of large chillers, cooling towers, hot water boilers, associated piping, pumps and constant volume and variable air volume (VAV) air handlers. Perform pump sizing calculations and measurements. Perform measurements and calculations of pressure and air velocity in ducts. Apply the principles of psychometrics to central air handling systems. Evaluation of the energy balance of components and systems. Personal and equipment safety. Prerequisites: A grade of C or better in FAC/HVA101 and HVA112, or permission of Department or Division. Corequisites: FAC/ HVA210 or permission of Department or Division. Cross-References: HVA210LL. FAC220 Lecture 3 Credits 3 Periods Controls and Instrumentation Control theory and terminology, pneumatics, electrical, and electronic control devices, flow control devices, elementary and advanced control systems. Electric and electronic control systems, programmable logic controls, and facilities management systems. Process and terms used in instrumentation, methods of heat transfer, calculations for heat temperature, and heat transfer. Measuring and calculating pressure, fluid flow, measuring humidity, control action, and instrumentation symbols. Prerequisites: A grade of C or better in FAC210 HVA210 or permission of Department or Division. Corequisites: FAC220LL or permission of Department or Division. FAC220LL Lab 1 Credit 3 Periods 287