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Make sure the temperature is just right at your facility with this course, one in a comprehensive seven-part cd-rom series. It will teach workers how HVAC components work together and how regular maintenance will help ensure operating efficiency. Designed to give technicians a detailed understanding of air handlers, cooling systems and towers, condensers and electrical systems -- as well as an overview of basic troubleshooting techniques. By following a careful, step-by-step troubleshooting process, your technicians will be able to return your facility's heating and air conditioning system to full operation more quickly -- and keep the system running more efficiently. This course discusses how a typical HVAC system works, the tools used in troubleshooting and system analysis, how to perform a walkaround visual inspection, and how to troubleshoot and isolate system problems. Topics covered include:-Basic principles -Compressors -Air handlers -Condensers -Chillers -Operating environment -Common refrigerants -Troubleshooting steps -Tools -Pressure gauges -Electronic thermometer -Halide or electronic refrigerant detector-Multimeter -Isolating failure -Visual inspection -Motors -Pressure testing -Voltage check
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