AIRC 1010 Syllabus

Subject Code

AIRC

Course Number

1010

Course Title

Refrigeration Principles and Practices

Prerequisites

Corequisites

AIRC 1005

Terms Offered

Credit Hours

Course Description

This course introduces students to the basic refrigeration system principles and practices used to install and service refrigeration systems. Topics include refrigeration tools; piping practices; service valves; leak testing; refrigerant recovery, recycling, and reclamation; evacuation; charging; and refrigeration safety.

Course Outcomes

Refrigeration Tools

  • Identify different types of tubing used in the refrigeration industry.
  • Identify various fittings commonly used in the refrigeration industry.
  • Observe annealing copper tubing demonstrations.
  • Bend copper tubing to specified dimensions.
  • Braze or silver solder lines or fittings, such as condensers, receivers, evaporators, tubing, or piping.
  • Flare copper tubing.
  • Measure and cut copper tubing.
  • Soft solder lines or fittings.

Piping Practices

  • Determine correct refrigerant line sizes for specific applications.
  • Identify various types of pipe used in the refrigeration industry.
  • Remove or install threaded fittings.
  • Measure and cut piping.
  • Remove or install piping or tubing to include water, refrigerant, and fuel lines.

Service Valves   

  • Identify and discuss the various types of gauges.
  • Calibrate gauges.
  • Inspect gauges and/or lines.
  • Purge a manifold gauge.
  • Install a manifold gauge.
  • Discuss the potential hazards of working with gauges.

Leak Testing

  • Discuss the various types of leak detectors.
  • Locate refrigerant leaks using electronic leak detectors.
  • Locate refrigerant leaks using soap solutions.
  • Perform pressure tests.
  • Identify hazards of working with refrigerants.

Refrigerant Recovery, Recycling, and Reclamation 

  • Discuss stratospheric ozone depletion.
  • Discuss regulations relating to the discharge of ozone layer depleting substances.
  • Discuss refrigerant recovery, recycling, and reclamation procedures as means of reducing ozone layer depletion.
  • Demonstrate knowledge of EPA Refrigerant Certification Requirements.
  • Describe recovery and reclamation equipment use.
  • Demonstrate recovery and recycling procedures.    
Evacuation   
  • List the proper procedures for evacuation refrigeration systems.
  • Identify and explain the equipment used in evacuating a refrigeration system.
  • Evacuate refrigeration or air conditioning systems.
  • Purge refrigeration or air conditioning system lines.
  • Discuss the purpose of desiccants.
  • Remove or install gauges.
  • Replace drier filters or cartridges.

Charging

  • Charge a refrigeration system.
  • Determine performance using a P-T chart.     

Safety

  • Identify and discuss potential hazards in working with copper tubing.
  • Identify and discuss safety concerns found in working with pipe and pipe fittings.
  • Discuss the potential hazards of working with gauges.
  • Identify and discuss the hazards of working with refrigerants.
  • Demonstrate safe procedures in recovering, recycling, and transferring refrigerants.
  • Discuss safety factors involved in evacuating refrigeration systems.
  • Write a summary of safety concerns for this section.