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HVAC Skills: Electricity For Refrigeration, Heating And A/C-1

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Course Format
Advantage™  
Advantage
Product ID
dlmreac1
Continuing Education Units (CEUs)
0.0
Training Time ?
111 to 222 minutes
Language(s)
English
Video Format
Standard Definition
Devices Supported
Browsers Supported
IE Desktop
Required Plugins
MasteryNet Player
Lesson Interactions
14
Quiz Questions
40
Interactive Producer
Convenience Learning International
Original Content Producer
Cengage Learning
Course screen Course screen Course screen
Overview

This training brings must-know electrical concepts and HVAC service procedures to life! An excellent way to introduce essential electrical topics, from basic concepts of electricity through motors and controls, This first of a three part series focuses on the basics, including: safety attire and equipment; relationships between current, resistance, and electromotive force; use of the ammeter, voltmeter and ohmmeter; plus different types of wiring diagrams and how to read simple schematics.

This course is in the Advantage™ format, to read about Advantage™ features click here.

  • Install on any SCORM LMS
  • Rich multimedia presentation with interactions and quiz
  • Print certificate and wallet card
  • You have 60 days to complete the course
Audience

This training is designed for anyone learning about electricity for refrigeration, heating and air conditioning. Part 1 of 3.

Topics
The course presents the following topical areas:
  • Safety
    • Introduction
    • General circuit safety
    • Electric shock
    • Shock response guidelines
    • Personal safety
    • Equipment and tool safety
    • Circuit protection
    • The national electric code
    • Fuses and circuit breakers
    • Circuit lockout
    • Wet conditions
    • Summary
    • Summary
  • Basic Electricity and Circuits
    • Introduction
    • Atomic theory
    • Conductors and insulators
    • Electrical quantities
    • Ohm's law
    • Series circuit rules
    • Parallel circuits
    • Summary
  • Electric Meters, Basic Components and Symbols
    • Introduction
    • Basic principles of electrical measurement
    • Analog meters
    • Analog voltmeters
    • Analog Ohmeters
    • Putting it together
    • Digital meters
    • Basic circuit components
    • Electrical loads
    • Motors
    • Solenoids
    • Heaters
    • Relays and contactors
    • Switches
    • Summary
  • Wiring Diagrams and Schematics
    • Introduction
    • The schematic diagram
    • Pictorial diagrams
    • Reading wiring diagrams
    • Dehumidifier wiring diagram
    • Window air conditioner schematic
    • Walk-in cooler schematic
    • Commercial freezer schematic
    • Gas furnace schematic
    • Packaged A/C unit schematic
    • Summary
Intended Performance Outcomes
Upon successful completion of this course you will be better prepared to:
  • Explain the importance of respecting electric circuits.
  • Describe electric shock and how one should react in the event that a shock has occurred.
  • Explain how field technicians should dress in order to reduce the possibility of personal injury.
  • Explain how power tools, circuits and individuals are protected by fuses, circuit breakers and ground wires.
  • Explain the importance of locking out an electrical system while service is being performed.
  • Describe two fundamental laws that directly apply to atomic theory.
  • Explain the difference between a conductor and an insulator.
  • Define some commonly used electrical terms.
  • Use Ohm's Law to calculate values for circuit voltage, current, resistance and wattage.
  • Explain the rules that apply to series and parallel circuits.
  • Explain how magnetism is related to current flow in an electric circuit.
  • Explain the operation and usage of analog and digital electric meters.
  • Explain the difference between system loads and switches.
  • Explain the operation of relays, contactors and other switching devices.
  • Show how system components are drawn in electrical wiring diagrams.
  • Explain the purpose of wiring diagrams.
  • Explain the difference between a schematic and a pictorial diagram.
  • Explain how to read a wiring diagram.
  • Identify the electrical symbols for various system components.
  • Describe the wiring diagrams of various HVAC systems.

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