Louisiana Administrative Code
Title 28 - EDUCATION
Part CXXVII - Bulletin 122-Trade and Industrial Education Curricula
Chapter 7 - Heating, Ventilation and Air Conditioning Competencies/Objectives
Section CXXVII-705 - Level Three

Universal Citation: LA Admin Code CXXVII-705

Current through Register Vol. 50, No. 9, September 20, 2024

A. Module 03301-02. Planned Maintenance

1. Describe planned maintenance and service procedures required for selected HVAC equipment and components.

2. Develop a planned maintenance and service checklist for selected HVAC equipment and accessories.

3. Perform identified service and maintenance tasks on selected HVAC equipment, components, and accessories.

4. Identify the tools and materials necessary for performing service and maintenance tasks.

5. State the safety practices associated with the servicing of selected HVAC equipment, components, and accessories.

B. Module 03302-02. Troubleshooting Gas Heating

1. Describe the basic operating sequence for natural-draft and induced-draft gas heating equipment.

2. Demonstrate skill in interpreting control circuit diagrams for gas heating systems.

3. Develop a troubleshooting chart for a gas heating system.

4. Identify the tools and instruments used when troubleshooting gas heating systems.

5. Demonstrate skill in using the tools and instruments required for troubleshooting gas heating systems.

6. Isolate and correct malfunctions in gas heating systems.

C. Module 03303-02. Troubleshooting Electric Heating

1. Explain the operating principles of various types of electric heating systems.

2. Describe the ways in which electric heating systems and components are likely to fail.

3. Analyze circuit diagrams to determine the operating sequence of a fan coil equipped with electric heaters.

4. Determine the operating sequence of an electric heater package for a cooling unit or heat pump.

5. Troubleshoot:
a. electric furnaces;

b. accessory heater packages;

c. baseboard heating systems;

d. duct heaters; and

e. radiant heating systems.

6. State the safety practices associated with the troubleshooting of selected electric heating systems.

D. Module 03304-02. Troubleshooting Oil Heating

1. Describe the basic operating sequence for oil-fired heating equipment.

2. Demonstrate skill in interpreting control circuit diagrams for oil heating systems.

3. Develop a troubleshooting chart for an oil heating system.

4. Identify the tools and instruments used in troubleshooting oil heating systems.

5. Demonstrate skill in using the tools and instruments required for troubleshooting oil heating systems.

6. Isolate and correct malfunctions in oil heating systems.

7. Describe the safety precautions that must be taken when servicing oil heating systems.

E. Module 03305-02. Troubleshooting Cooling

1. Describe a systematic approach for troubleshooting cooling systems and components.

2. Isolate problems to electrical and/or mechanical functions in cooling systems.

3. Recognize and use equipment manufacturer's troubleshooting aids to troubleshoot cooling systems.

4. Identify and use the service instruments needed to troubleshoot cooling systems.

5. Successfully troubleshoot selected problems in cooling equipment.

6. State the safety precautions associated with cooling troubleshooting.

F. Module 03306-02. Troubleshooting Heat Pumps

1. Describe the basic operating sequence for an air-to-air heat pump.

2. Demonstrate skill in interpreting control circuit diagrams for heat pumps.

3. Develop a troubleshooting chart for a heat pump.

4. Identify the tools and instruments used in troubleshooting heat pumps.

5. Demonstrate skill in using the tools and instruments required for troubleshooting heat pumps.

6. Isolate and correct malfunctions in heat pumps.

7. Describe the safety precautions associated with servicing heat pumps.

G. Module 03307-02. Troubleshooting Accessories

1. Describe a systematic approach for troubleshooting HVAC system accessories.

2. Exhibit competence in isolating problems to electrical and/or mechanical functions of HVAC system accessories.

3. Recognize and use equipment manufacturer's troubleshooting aids to troubleshoot HVAC system accessories.

4. Identify and properly use the service instruments needed to troubleshoot HVAC system accessories.

5. Successfully troubleshoot problems in selected HVAC system accessories.

6. State the safety precautions associated with the troubleshooting of HVAC accessories.

H. Module 03308-02. Troubleshooting Electronic Controls

1. Describe the similarities and differences between electronic controls and conventional controls.

2. Analyze circuit diagrams and other manufacturer's literature to determine the operating sequence of microprocessor-controlled systems.

3. Use standard and special test equipment to test a microprocessor-controlled comfort system.

I. Module 03309-02. Hydronic Heating and Cooling Systems

1. Explain the terms and concepts used when working with hot-water heating, steam heating, and chilled-water cooling systems.

2. Identify the major components of hot-water heating, steam heating, chilled-water cooling, and dual-temperature water systems.

3. Explain the purpose of each component of hot-water heating, steam heating, chilled-water cooling, and dual-temperature water systems.

4. Demonstrate the safety precautions used when working with hot-water/chilled-water systems.

5. Demonstrate or describe how to operate and balance selected hot-water and chilled-water systems.

6. Describe the basic steam heating cycle.

7. Demonstrate or describe how to safely perform selected operating procedures on low-pressure steam boilers and systems.

8. Demonstrate or describe how to install and maintain selected steam traps.

9. Identify the common piping configurations used with hot-water heating, steam heating, and chilled-water cooling systems.

10. Explain the principles involved, and describe the procedures used, in balancing hydronic systems.

11. Select, calibrate, and properly use the tools and instruments needed to balance hydronic systems.

12. Read the pressure across a water system circulating pump.

J. Module 03310-02. Airside Systems

1. Explain the operating principles of different types of commercial air systems.

2. Identify the components that make up a commercial air system.

3. Describe the functions of commercial air systems and their components.

4. Identify the type of building in which a particular type of system is used.

5. Explain the typical range of capacities for a commercial air system.

K. Module 03311-02. Air Properties and Air System Balancing

1. Explain the gas laws (Dalton, Boyle, and Charles) used when dealing with air and its properties.

2. Explain how the properties of air relate to one another.

3. Use a psychrometric chart to evaluate air properties and changes in air properties.

4. Explain the principles involved in the balancing of air distribution systems.

5. Define common terms used by manufacturers when describing grilles, registers, and diffusers.

6. Identify and use the tools and instruments needed to balance air distribution systems.

7. Demonstrate and/or describe the general procedures used to balance air distribution systems.

8. Demonstrate and/or describe the methods used to change the speed of air distribution system supply fans.

AUTHORITY NOTE: Promulgated in accordance with R.S. 17:6(A)(10).

Disclaimer: These regulations may not be the most recent version. Louisiana may have more current or accurate information. We make no warranties or guarantees about the accuracy, completeness, or adequacy of the information contained on this site or the information linked to on the state site. Please check official sources.
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