AIRC 1005 Syllabus

Subject Code

AIRC

Course Number

1005

Course Title

Refrigeration Fundamentals

Prerequisites

None

Corequisites

None

Terms Offered

Credit Hours

Course Description

This course introduces the basic concepts, theories, and safety regulations and procedures of refrigeration. Topics include an introduction to OSHA, safety, first aid, laws of thermodynamics, pressure and temperature relationships, heat transfer, the refrigerant cycle, refrigerant identification, and types of air conditioning and refrigeration systems.

Course Outcomes

Introduction to OSHA Regulations

  • Refer to applicable sections of OSHA regulations.
  • Identify monitoring agencies from which safety regulations can be requested.
  • Discuss the MSDS Right-to-Know Law.
  • Obtain MSDS information concerning the hazards of the workplace.
  • Identify types of fires, extinguishers, and protective clothing.
  • Identify the appropriate action for reporting fires and appropriate firefighting procedures.

Safety

  • Identify shop safety procedures.
  • Identify potential hazards in the HVAC lab.
  • Identify and discuss the use of safety tools and equipment.
  • Discuss appropriate protective apparel for various tasks.
  • Demonstrate the safe use of hand and power tools.
  • Prepare a tools and equipment pouch for on-site maintenance tasks.
  • Select the proper ladder and/or scaffold for equipment inspection, maintenance, troubleshooting, and  system component replacement.
  • Demonstrate the safe use of ladders and scaffolds.
  • Demonstrate proper procedures for handling selected materials.
  • Discuss safety zones and safety zone identification.
  • Identify types of chemical used by electricians and their particular safety requirements.
  • Identify and discuss the importance of proper ventilation, lighting, heating, grounding, and                     communication requirements for work in confined spaces.
  • Identify and discuss the use of proper workplace clothing.
  • Demonstrate the proper use of flame-resistant clothing.
  • Change to clean clothing when clothing becomes soiled with oil or grease.
  • Select the proper shoe for the work site.
  • Check shoes for flapping soles, worn heels, or ripped upper/outer layers.
  • Wear a hard hat in designated areas.
  • Wear safety glasses/face shields in designated areas.
  • Wear appropriate work gloves in designated areas.
  • Explain appropriate safety practices for soldering and brazing operations.
  • Wear appropriate PPE for soldering and brazing operations.
  • Identify electrical service protective clothing and equipment.
  • Identify and demonstrate grounding and circuit control box tagging procedures.
  • Mount a lock-out tag for use with a padlock.
  • Mount a padlock on a breaker box/lock-out tag.
  • Use a fuse puller to remove a fuse.
  • Select the appropriate flashlight for work site use.
  • Discuss the use of the National Electrical Code for identifying safety requirements for electrical       equipment installation.
  • Identify secondary sources of safety information related to industry.

First Aid

  • Identify proper first aid and/or CPR practices.
  • List methods of preventing shock burns, fires and explosions.
  • Develop an emergency/first aid plan for the shop or work site.

Laws of Thermodynamics

  • Identify definitions and terms used in the refrigeration industry.

Pressure and Temperature Relationships

  • Define pressure as it relates to refrigeration systems.
  • Define temperature as it relates to refrigeration systems.
  • Explain the relationship of temperature and pressure in a refrigeration system.

Heat Transfer

Solve problems related to heat and heat transfer in refrigeration systems.

Refrigerant Identification

  • Recognize properties of current refrigerants.
  • Differentiate between current refrigerants.

Refrigeration Cycle

  • Identify refrigeration system components.
  • Explain or trace the basic refrigeration cycle.

Refrigeration Systems

  • Discuss mechanical compression cycle refrigeration.
  • Discuss the absorption cycle.
  • Discuss the evaporative cycle.
  • Discuss thermo-electric refrigeration.

Types of AC Systems

  • Identify types of air conditioning systems.
  • List human comfort conditions.
  • List the types of coils used on DX systems.