Apr 14, 2024  
2022-2023 Catalog 
2022-2023 Catalog [ARCHIVED CATALOG]

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HAC 102 - Refrigeration Systems

Credits: 5
3 Lecture Hours 4 Lab Hours

Prerequisites: HAC 101  

This is a course in the design and function of major components used with residential and commercial refrigeration systems. Topics include the low, medium and high temperature ranges, various defrost systems, specialized system components for commercial refrigeration, recovery and recycling of refrigerants and system operations for charging and servicing.

Learning Outcomes
Upon successful completion of the course, the student will:

  1. Demonstrate proper safety procedures when working with refrigerants, nitrogen and air-acetylene brazing equipment.
  2. Analyze the operation and limitations of refrigeration systems design, function and service.
  3. Demonstrate proper use of test equipment, tools and instruments.
  4. Construct copper and aluminum piping using industry standard connections and fabrication tools.
Listed Topics
  1. Electrical control circuits
  2. Manifold connections to a refrigeration system
  3. Compressor service valve positions
  4. System component identification
  5. Pressure device adjustments for control and safety
  6. Commercial refrigeration system operations
  7. Walk-in freezer defrost systems
  8. Domestic refrigeration
Reference Materials
Instructor-approved online learning management system, internet access and specified Personal protective equipment (PPE)


Students who successfully complete this course acquire general knowledge, skills and abilities that align with CCAC’s definition of an educated person. Specifically, this course fulfills these General Education Goals:
  • Critical Thinking & Problem Solving
  • Quantitative & Scientific Reasoning
Approved By: Dr. Quintin B. Bullock Date Approved: 3/25/2021

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