Improve Workforce Efficiency

Course #: G14003
Duration: 160 hours
Course Prerequisites: Basic Industrial Math (Block X21); Practical Measurements (Block X22);
What Students Learn: Part 1 (H14003): Fundamentals of Refrigeration and Air Conditioning / Refrigeration and Air Conditioning Servicing

• Lesson 1: Explain the difference between temperature and heat; Define conduction and convection; demonstrate what latent heat is; Describe the function of a barometer; Compare Fahrenheit and Celsius temperature scales; Define matter; Explain the three states of matter; Discuss various gas laws; explain which energy sources are important to the refrigeration industry; calculate horsepower; Discuss the history of refrigeration; Explain the refrigeration process; Understand the differences between various types of compressors; Locate and describe the various components in a refrigeration system; List the required properties of a modern refrigerant; Identify the color codes used in a refrigeration system; Describe the effects of improper handling of refrigerants.
• Lesson 2: Discuss pressure vessels and piping; Describe an electrical hazard; Know the effects of coming into contact with a liquid refrigerant; Discuss the hazards of working around moving machinery; Demonstrate the proper way to move heavy objects; Discuss the effects of inhaling refrigerants; Identify the various hand tools associated with refrigeration systems; Have a basic knowledge of specialized service equipment.
• Lesson 3: Identify common fasteners for different materials; Discuss the application of different fasteners; Describe hanging devices for tubing, piping and ducts; Identify solderless terminals and wire connectors; List various types of tubing; Describe different methods for joining tubes and pipes together; List the types of plastic tubing.
• Lesson 4: Discuss the theory of a system evacuation; Describe the tools required to perform a system evacuation; Describe a deep vacuum; Discuss leak detection; List general evacuation procedures and describe how to clean a dirty system; Discuss ozone depletion and global warming; List the chemical composition of various refrigerants; Explain how to recover, recycle, or reclaim a refrigerant; Discuss a vapor or liquid refrigerant charging process.
• Lesson 5: Describe the tools required to charge a refrigeration system; Justify the need to calibrate refrigeration tools; Discuss the proper methods of using and maintaining test equipment; Understand the fundamental structure of matter; Perform calculations using Ohm's law; Discuss magnetism and inductance; Identify key electrical measurement instruments; Describe circuit protection devices; Differentiate between the different types of semiconductors.

Part 2 (I14003): Automatic Controls and Electric Motors / Commercial Refrigeration
• Lesson 6: Understand the different types of automatic controls; Describe what a bimetal device is used for; Discuss different types of temperature sensing devices; Explain the differences between low and high voltage controls; Identify the different components in a thermostat; Accurately measure the temperature of a solid, liquid, or air stream; Differentiate between the different types of pressure and flow control devices; Explain the differences between mechanical and electromechanical controls; Understand how to troubleshoot simple and complex control circuits; Describe the differences between troubleshooting diagrams; Discuss the different types of uses of electronic and programmable controls.
• Lesson 7: List the parts in an electric motor; Discuss when a high starting torque motor is required; Explain why the power supply is critical; Discuss the difference between a single and three phase motor; List different motor applications; Show why motor mount selection is important; Name different types of motor drives; Discuss different types of motor control devices; Explain how a motor starter is selected; Describe motor protection devices; List possible mechanical and electrical problems within a motor; Properly trou
  Components: Modern Refrigeration and Air Conditioning, Part 1 (H14003); Modern Refrigeration and Air Conditioning, Part 2 (I14003); Modern Refrigeration and Air Conditioning, Part 3 (J14003); Modern Refrigeration and Air Conditioning, Part 4 (K14003); Modern Refrigeration and Air Conditioning, Part 5 (L14003);

Course #: VB25XX
Duration: 1.48 hours
What Students Learn: First year students and trainees will get off to the right start with this easy-to-follow yet complete program on the basics of air conditioning systems. Colorful graphics, along with real equipment and components, help students to quickly grasp the unique concepts associated with air conditioning operations. This program is truly a core program that explains residential or commercial air conditioning systems.
Components: Introduction to Fundamentals (VB2501); Cooling Equipment Operation (VB2502); Electrical Controls (VB2503); Troubleshooting (VB2504);