COURSE OF STUDY OUTLINE
HEATING, VENTILATION, AIR CONDITIONING AND REFRIGERATION TECHNOLOGY
Exploratory Course
Grade 9
Proficiencies:
Upon completion of this exploratory experience, having been given the necessary tools,
equipment and instruction, students should be able to:
1.
Practice safety and sanitation procedures in the shop.
2.
Explore the job and career opportunities, job requirements, working conditions, financial
gains and security in the trade.
3.
Develop an awareness of the complexities of industrial life.
4.
Evaluate their own capability and desire for learning a particular skilled craft to better
enable them to make a satisfactory shop and career choice.
5.
Demonstrate knowledge of basic trade-related information.
6.
Demonstrate an appreciation and pride in quality of work.
7.
Practice some basic shop skills, such as taking measurements, handling copper tubing,
and sweating joints.
8.
Identify the basic tools, equipment, and materials of the trade and practice safety in their
use.
9.
Discuss briefly the history of air conditioning, heating and ventilation.
10. Demonstrate knowledge of the basic refrigeration-air conditioning cycle, terminology,
components and tubing in a refrigeration system.
11. Properly identify, use and care for tools, parts and equipment used on refrigeration
systems.
UNIT I
ORIENTATION TO THE TRADE
A. History of the Heating, Ventilation, Air Conditioning and Refrigeration
Trade
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UNIT I
ORIENTATION TO THE TRADE (cont’d)
A. Career Opportunities and Employment Requirements
1. Jobs in the areas of heating, ventilation, and air conditioning
a. Heating, ventilation, air conditioning technician – domestic
b. Heating, ventilation, air conditioning technician - commercial
c. Heating, ventilation, air conditioning technician - industrial
d. Heating, ventilation, air conditioning installer
e. Heating, ventilation, air conditioning unit tester
f. Heating, ventilation, air conditioning assembler
g. Heating, ventilation, air conditioning engineer
h. Other related jobs
2. Demands, requirements and rewards of various jobs in the air conditioning
field
3. Availability of postsecondary educational and training programs
4. Opportunities for advancement
5. Guidance implications
6. Introduction to Vocational Student Organization (Skills USA VICA)
UNIT II
ORIENTATION TO THE SHOP
A. Overview of Four-Year Shop Practice Course
B. Shop Rules and Regulations
C. Shop Vocabulary and Terminology
1. Hand tools
2. Materials
3. Equipment
4. Machines
D. Shop Clothing
E. Shop Safety
1. School Safety Standards Plan
F. Shop Hygiene and Shop Maintenance/Cleanup
G. Related Theory
UNIT III
SHOP MAINTENANCE AND CLEANING
A.
B.
C.
D.
E.
F.
G.
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Care of Hand Tools
Care of Power Tools
Care of Equipment and Machinery
Care of Work Space
Care and Storage of Materials
Care of Tool Crib
Cleanup Duties
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UNIT IV
INTRODUCTION TO BASIC HAND TOOLS AND MATERIALS
A. Introduction to Basic Hand Tools and Materials
1. Identification, selection and proper use of tools
a. Hand tools
b. Electrical tools
c. Bench tools
2. Identification, selection and proper use of materials
a. Tubing for freon system
b. Materials for a water-cooled system
c. Material for an air-cooled system
3. Safety, care and maintenance procedures
4. Proper storage
UNIT V
MEASUREMENTS
A. Taking Measurements
1. End-to-end
2. End-to-center
3. End-to-back
4. Center-to-center
5. Back-to-back
UNIT VI
INTRODUCTION TO BASIC SKILLS
UNIT VI
A. Cutting Copper Tubing
1. Selecting and preparing copper tubing
2. Using cutting tools properly
3. Using proper techniques
B. Flaring Copper Tubing
1. Preparing copper tubing
2. Inserting tubing into proper hole of flare block
3. Using proper techniques to flare
4. Checking angle of flare
C. Swaging Copper Tubing
1. Preparing copper tubing
2. Inserting tubing into proper hole on flare block
3. Using proper techniques to swage
4. Checking tubing for proper fit
D. Bending Copper Tubing
1. Bending hard copper tubing
2. Bending soft copper tubing
3. Using proper techniques of bending
E. Making Copper Sweat Joints
1. Using the tools in making copper sweat joints
2. Using proper techniques to make a copper sweat joint
3. Using proper techniques to make a sweat joint using the brazing method
INTRODUCTION TO BASIC SKILLS (Cont’d)
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C. Making Copper Sweat Joints (cont’d)
4. Setting up a brazing outfit
D. Optional: Introduction to Basic Electrical Circuitry
UNIT VII
PRINCIPLES OF REFRIGERATION-AIR CONDITIONING THEORY
A. History and Progress of Refrigeration – Air Conditioning
1. In industry
2. In manufacturing
3. In construction
4. In medicine
5. In residential use
B. Basic Refrigeration-Air Conditioning Cycle
C. Terminology of the Trade
D. Identification of Air Conditioning Components and Their Functions
E. Variations in Air Conditioning Systems
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HEATING, VENTILATION, AIR CONDITIONING AND REFRIGERATION TECHNOLOGY
Suggested Shop Tasks
Exploratory Cycle – Grade 9
1.
Determining tubing sizes
2.
Recognizing types of tubing
3.
Measuring tubing lengths
4.
Measuring tubing diameters
5.
Cutting tubing, using different types of tube cutters
6.
Cutting tubing using hacksaw
7.
Flaring tubing of different sizes using compression-type flare block
8.
Flaring tubing of different sizes using a double-flare type flare block
9.
Swaging copper tubing of different sizes
10. Bending tubing of different sizes with a mechanical bending tool
11. Bending tubing of different sizes with a gear-type tube bender
12. Using inner and outer types of reamers
13. Cleaning tubing
14. Assembling all of the pieces of cut, flared, swaged and bent tubing
15. Soldering together all of the assembled pieces of tubing
16. Pressure testing the finished project
17. Disassembling a compressor or air conditioning unit using the proper hand tools
18. Reassembling a compressor using proper hand tools
19. Work with an electric power tool
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BIBLIOGRAPHY OF TEXT AND REFERENCE BOOKS
HEATING, VENTILATION, AIR CONDITIONING AND REFRIGERATION TECHNOLOGY
Exploratory Course
Grade 9
TEXTBOOKS:
Air Conditioning and Refrigeration Institute. Refrigeration and Air Conditioning.
Prentice-Hall, Inc.
Killinger, J. and Killinger, D. Heating and Cooling Essentials. Goodheart-Willcox Co., Inc.
Turnquists, et al. Modern Refrigeration and Air Conditioning and Job Sheets.
Goodheart-Willcox Co., Inc., Current Edition
REFERENCES:
Goliber, Paul F. Refrigeration Servicing (Shop Manual). Delmar Publishers.
Havrella, Raymond A. Heating, Ventilating, and Air Conditioning Fundamentals.
Glencoe/McGraw-Hill.
Kamil, J. Faris. Refrigeration I. Curriculum Laboratory, Rutgers—The State University of New
Jersey.
Lang, V. Paul. Principles of Air Conditioning. Delmar Publishers.
Olivo, C. Thomas and R. Warren Marsh. Principles of Refrigeration. Delmar Publishers.
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