441 Commercial Refrigeration I


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Full Price: $696.00

441 Commercial Refrigeration I   (24 hours / 60 days)              Advanced

Written by Dick Wirz

We will compare things you’re already familiar with like space temperatures and common components of basic AC systems to those of commercial refrigeration systems.  We will examine evaporators, condensers, compressors, metering devices, controls and accessories, and the refrigerants commonly used in commercial refrigeration.  We will review the important terminology.  At the end of this course, we will cover some system troubleshooting, giving you a chance to put your knowledge to work on the 9 most common system problems.  And you will understand when to apply TROT in the absence of a manufacturer’s recommendation.  This course is divided into these learning modules:


  • Refrigeration Principles
  • Evaporators
  • Condensers
  • Compressors
  • Metering Devices
  • Controls and Accessories
  • Refrigeration System Troubleshooting Part 1
  • Refrigeration System Troubleshooting Part 2

Required Textbok not included with individule course sale:Cengage: Commercial Refrigeration for Air Conditioning Technicians, 3rd Edition ISBN 978-1305506435

Each course purchase allows 60 days enrollment to complete. Must obtain a 70% or higher to obtain CEU recognition. The course provides you with a Subject Matter Expert (mentor) to assist with questions and all course materials for the duration of the course. 

Textbook Reference: https://www.hvacrassets.net/Textbook/TextbookPage081021.pdf