Level 4

RACM-400 Air Conditioning Load Calculations

Learning Outcomes:

• Demonstrate knowledge of air conditioning load calculations.

Objectives and Content:

1. Define terminology associated with air conditioning load calculations.
2. Perform heat gain and heat loss calculations for air conditioning systems.
   1. transmission
      • K, C, U and R values
      • solar load
   2. air change
      • infiltration
      • ventilation
   3. heat gain/loss
      • sensible
      • latent
   4. miscellaneous
      • lighting
      • occupancy
      • ducting
      • equipment
   5. Btuh total

RACM-405 Air Conditioning System Design

Learning Outcomes:

• Demonstrate knowledge of air conditioning system design principles.
• Demonstrate knowledge of air volume requirements of air conditioning systems.
• Demonstrate knowledge of air conditioning system equipment, components and accessory devices, and their selection based on design criteria.
• Demonstrate knowledge of sketching piping schematics for air conditioning systems.
• Demonstrate knowledge of sketching electrical schematics for air conditioning systems.

Objectives and Content:

1. Define terminology associated with air conditioning system design.
2. Explain the fundamental principles of air conditioning system design.
3. Interpret codes and regulations pertaining to air conditioning system design.
4. Interpret information pertaining to air conditioning system design found on drawings, specifications, graphs and tables.
5. Identify capacity ratings of air conditioning system components.
6. Identify methods of zoning and describe their applications.
7. Identify types of system designs and describe their characteristics and applications.
   1. constant air volume (CAV)
   2. variable air volume (VAV)
   3. variable refrigerant flow (VRF)/variable refrigerant volume (VRV)
   4. dual duct
8. Identify the factors to consider for the design and layout of air conditioning systems.
9. Identify the factors to consider when selecting equipment, components and accessory devices for air conditioning systems based on design criteria.
10. Explain the importance of balancing system capacity with system load.
11. Identify the factors to consider when sizing pipe for air conditioning systems.
12. Describe the procedures used to size pipe for air conditioning systems.
13. Sketch piping schematics for air conditioning systems.
14. Sketch electrical schematics for air conditioning systems.

RACM-410 Duct Systems and Design

Learning Outcomes:

• Demonstrate knowledge of duct system design.
• Demonstrate knowledge of duct systems, their components and operation.
• Demonstrate knowledge of the procedures to maintain and troubleshoot duct systems and their components.

Objectives and Content:

1. Define terminology associated with duct systems and design.
2. Identify hazards and describe safe work practices pertaining to duct systems.
3. Interpret codes and regulations pertaining to duct systems.
4. Interpret information pertaining to duct systems found on drawings and specifications.
5. Identify specialized tools and equipment used with duct systems and components, and describe their applications and procedures for use.
6. Explain the purpose and operation of duct systems and their components.
7. Identify types of duct systems and describe their characteristics and applications.
8. Identify duct system components and describe their characteristics and applications.
9. Identify the factors affecting duct system sizing, layout and design.
10. Identify the factors to consider when selecting and installing duct system components.
11. Identify methods of duct sizing and describe associated procedures.
12. Identify types of duct insulation and sealants, and describe their characteristics and applications.
13. Describe the procedures used to install duct system components.
14. Describe the procedures used to maintain and troubleshoot duct systems and their components.
15. Identify duct system and component failures, and describe their causes and procedures for repair.

RACM-415 Evaporative Condensers, Cooling Towers and Fluid Coolers

Learning Outcomes:

• Demonstrate knowledge of evaporative condensers, cooling towers and fluid coolers, their components and operation.
• Demonstrate knowledge of the procedures used to install evaporative condensers, cooling towers and fluid coolers, and their associated components.
• Demonstrate knowledge of the procedures used to maintain and troubleshoot evaporative condensers, cooling towers and fluid coolers, and their associated components.

Objectives and Content:

1. Define terminology associated with evaporative condensers, cooling towers and fluid coolers.
2. Identify hazards and describe safe work practices pertaining to evaporative condensers, cooling towers and fluid coolers.
3. Interpret codes and regulations pertaining to evaporative condensers, cooling towers and fluid coolers.
4. Interpret information pertaining to evaporative condensers, cooling towers and fluid coolers found in drawings and specifications.
5. Identify specialized tools and equipment used with evaporative condensers, cooling towers and fluid coolers, and describe their applications and procedures for use.
6. Explain the purpose and operation of evaporative condensers, cooling towers and fluid coolers.
7. Identify types of evaporative condensers and their components, and describe their characteristics and applications.
8. Identify types of cooling towers and their components, and describe their characteristics and applications.
9. Identify types of fluid coolers and their components, and describe their characteristics and applications.
10. Identify the factors that influence the effectiveness of evaporative condensers, cooling towers and fluid coolers, based on psychrometric principles.
11. Identify methods to control head pressure and describe their associated procedures.
12. Identify the factors to consider when selecting and installing evaporative condensers, cooling towers and fluid coolers, and their associated components.
13. Describe the procedures used to install evaporative condensers, cooling towers and fluid coolers, and their associated components.
14. Describe the procedures used to maintain and troubleshoot evaporative condensers, cooling towers and fluid coolers, and their associated components.
    1. water treatment
15. Identify failures in evaporative condensers, cooling towers and fluid coolers, and their associated components, and describe their causes and procedures for repair.
16. Describe the procedures used to start up, commission and shut down evaporative condensers, cooling towers and fluid coolers.

RACM-420 Air Measurement and System Air Balancing

Learning Outcomes:

• Demonstrate knowledge of the principles and procedures for air measurement and system air balancing.
• Demonstrate knowledge of air measuring instruments, their applications and procedures for use.

Objectives and Content:

1. Define terminology associated with air measurement and system air balancing.
2. Identify hazards and describe safe work practices pertaining to air measurement and system air balancing.
3. Interpret codes and regulations pertaining to air measurement and system air balancing.
4. Interpret information pertaining to air measurement and system air balancing found on drawings and specifications.
5. Identify types of air measuring instruments, and describe their applications and procedures for use.
6. Explain the principles of air movement and air balancing.
7. Identify types of charts and tables used to monitor and balance air systems, and describe their applications and procedures for use.
   1. air velocity chart
   2. air volume chart
   3. occupancy table
8. Describe the procedures used in system air balancing.
9. Perform calculations for system air balancing.

RACM-425 Chillers and Chiller Systems

Learning Outcomes:

• Demonstrate knowledge of chillers and chiller systems, their associated components and operation.
• Demonstrate knowledge of the procedures used to install chillers, chiller systems and their associated components.
• Demonstrate knowledge of the procedures used to maintain and troubleshoot chillers, chiller systems and their associated components.

Objectives and Content:

1. Define terminology associated with chillers and chiller systems.
2. Identify hazards and describe safe work practices pertaining to chillers and chiller systems.
3. Interpret codes and regulations pertaining to chillers and chiller systems.
4. Interpret information pertaining to chillers and chiller systems found on drawings, specifications and schematic diagrams.
5. Identify specialized tools and equipment used with chillers and chiller systems, and describe their applications and procedures for use.
6. Explain the purpose and operation of chillers and chiller systems, and their associated components.
   1. primary
   2. secondary
7. Identify types of chillers and describe their characteristics and applications.
   1. reciprocating
   2. screw
   3. scroll
   4. rotary
   5. centrifugal
   6. absorption
8. Identify chiller components and describe their characteristics and applications.
   1. compressor
   2. oil pump
   3. condenser
   4. purge unit
   5. chiller barrel
9. Identify chiller applications and describe their characteristics.
   1. air conditioning
   2. ice rink/surface
   3. process
   4. supermarket
10. Identify chiller system components and describe their characteristics and applications.
    1. pumps
    2. cooling coils
    3. valves
    4. air handlers
11. Identify the methods of chiller capacity control.
12. Identify the factors to consider when selecting and installing chillers, chiller systems and their associated components.
13. Describe the procedures used to install chillers, chiller systems, and their associated components.
14. Describe the procedures used to maintain and troubleshoot chillers, chiller systems and their associated components.
15. Identify chiller and chiller system failures, and describe their causes and procedures for repair.
16. Describe the procedures used to start up, commission and shut down chillers and chiller systems.

RACM-430 Industrial Refrigeration Systems

Learning Outcomes:

• Demonstrate knowledge of industrial refrigeration systems, their components and operation.
• Demonstrate knowledge of the procedures used to install industrial refrigeration systems and their components.
• Demonstrate knowledge of the procedures used to maintain and troubleshoot industrial refrigeration systems and their components.

Objectives and Content:

1. Define terminology associated with industrial refrigeration systems.
2. Identify hazards and safe work practices pertaining to industrial refrigeration systems.
3. Interpret codes and regulations pertaining to industrial refrigeration systems.
4. Interpret information pertaining to industrial refrigeration systems found on drawings and specifications.
5. Identify specialized tools and equipment used with industrial refrigeration systems, and describe their applications and procedures for use.
6. Explain the purpose and operation of industrial refrigeration systems and their components.
7. Identify types of industrial refrigeration systems and describe their characteristics and applications.
   1. parallel
   2. compound
   3. cascade
8. Identify industrial refrigeration system components and describe their characteristics and applications.
9. Identify types of liquid recirculation systems and describe their characteristics and applications.
   1. flooded
   2. pumped liquid
10. Identify the factors to consider when selecting and installing industrial refrigeration systems and their components.
11. Describe the procedures used to install industrial refrigeration systems and their components.
12. Describe the procedures used to maintain and troubleshoot industrial refrigeration systems and their components.
13. Identify industrial refrigeration system and component failures, and describe their causes and procedures for repair.
14. Describe the procedures used to start up, commission and shut down industrial refrigeration systems.

RACM-435 Troubleshooting With Schematic Wiring Diagrams

Learning Outcomes:

• Demonstrate knowledge of advanced schematic wiring diagrams and their use in troubleshooting complex systems.

Objectives and Content:

1. Define terminology associated with schematic wiring diagrams.
2. Interpret advanced schematic wiring diagrams for use in troubleshooting complex systems.
   1. manufacturers’ drawings
   2. as-built drawings
3. Identify troubleshooting techniques using advanced schematic wiring diagrams and describe their associated procedures.

RACM-440 Job Coordination

Learning Outcomes:

• Demonstrate knowledge of effective job coordinating practices.
• Demonstrate knowledge of equipment and material acquisition.

Objectives and Content:

1. Define terminology associated with job coordination.
2. Interpret codes, regulations, procedures, blueprints and specifications pertaining to job coordination.
3. Identify sources of information relevant to job coordinating.
   1. trade-related documentation
      • warranties
      • manufacturers’ specifications
      • wholesaler catalogues
      • log sheets
      • permits
      • reports
   2. related professionals
   3. customers
   4. co-workers
      • dispatchers
      • sales staff
      • managers
4. Identify information gathering and communication techniques, and describe their associated procedures.
   1. questioning for clarification
   2. relaying technical information
   3. using communication equipment
5. Describe the procedures used to coordinate work requirements.
   1. prepare material list
   2. requisition equipment, components and accessories
   3. arrange for delivery and storage of equipment/materials
   4. coordinate access to work site
   5. conduct work area inspection
   6. coordinate activities with customer and other professionals
6. Estimate work requirements.
   1. tools and equipment
   2. components and accessories
   3. time and costs