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Refrigeration Fundamentals for HVACR Technicians

Refrigeration Fundamentals for HVACR Technicians
Product Code: DVD114
Availability: In Stock
Price: $80.00
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Refrigeration Fundamentals for HVACR Technicians
By Jim Johnson

In this 90-minute video presentation, well-known author and instructor Jim Johnson eliminates the mysteries behind the concepts of vapor compressor refrigeration systems. The program begins with a brief overview of thermodynamics, sensible and latent heat concepts, and the basic components of a refrigeration system before taking a nuts-and-bolts approach to understanding and servicing residential and light commercial equipment. 

CD includes an interactive resource guide, quiz questions, additional information on EPA refrigerant recovery certification, sample questions and an answer key for EPA certification and additional temperature/pressure charts.

     Refrigeration Fundamentals Review
     Heat Transfer & Thermodynamic Laws
     Vapor Compression System Components
     Compressors, Condensers & Evaporators
     Metering Devices
          (Fixed Bore & Expansion Valves)

     Refrigeration System Accessories
     Accumulators, Receivers & Filter Driers
     Control & Protection Switches, Solenoids
     Sight Glasses, EPR and CPR Valves
     Oil Separators, Crankcase Heaters & Mufflers
     Accessing Refrigeration Systems
     Safety & Proper Gauge Connection Procedures
     Checking A System Charge
     The Concept of Superheat & Subcooling
     Refrigerant Leak Detection
     Electronic Leak Detectors & Pinpointing Leaks
     Types of Refrigerants & Their Applications
     Refrigerants and Oil Compatibility
     Evaluating & Troubleshooting a System
     Proper Use of Recovery Equipment
     System Repair Procedures
     Installing Permanent Access Valves
     Evacuating & Dehydrating a System
     Charging A Refrigeration System


LAMA Books, 510-785-1091, 888-452-6244

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