All CHP-5 Subject Domains:       HVAC Fundamentals          Electrical and Controls         Comfort and Airflow          Installation          Service

NATE Exam Prep - HVAC Fundamentals

Each course below is a collection of modules,  which are listed as bullet points in the box to the right of each course.

You may enroll in any course and then access any module of interest that is listed in the bullet points. 

This is set up to allow you to study what you need at the course or module level. 

Basic Hand and Power Tools

109 Basic Hand and Power Tools  (6 hours / Foundation
Written by James Eller

An introduction to the basic hand, power and specialty tools used daily by the working HVACR technician.

The topics discussed include Installation, Service and Troubleshooting Tools. Instruction aligns with ACCA Quality Installation & Maintenance Standards. This course is recognized for 6 hours of continuing education (CEHs) applicable to NATE re-certification.

2 Modules:
  • Installation Hand Tools – Sheet Metal and Piping
  • Electronic and Power Tools

(3 hours each)

HVAC Fundamentals

101 HVAC Fundamentals (18 hours / Foundation) 
Written by Chris Compton

An introduction to the HVACR basic fundamentals and terminology, and the applied physics concepts that are utilized in HVACR systems. Subjects include measurements, heat, pressure, gas properties, and air properties. Instruction aligns with ACCA Quality Installation & Maintenance Standards. This course is recognized for 18 hours of continuing education (CEHs) applicable to NATE re-certification.

6 Modules:
  • Measurements
  • Heat Energy
  • Pressure
  • Gas Works
  • Air Works
  • Introduction to the Industry

(3 hours each)

Safety

102 Safety (18 hours / Foundation)
Written by Chris Compton

This course covers the basic safety considerations of the HVACR workplace. Instruction aligns with ACCA Quality Installation & Maintenance Standards. This course is recognized for 18 hours of continuing education (CEHs) applicable to NATE re-certification, and BPI recognized for 9 continuing education units (CEUs).

6 Modules:
  • Labels, Materials Safety Data Sheets, and Safety Training
  • Personal Protective Equipment (PPE)
  • Personal Safety in Confined Spaces and on Ladders
  • Fire Extinguishers and Compressed Gasses
  • Electrical Lockout / Tagout
  • Back Safety, Scaffolds/Lifts, and Fall Protection

(3 hours each)

Refrigeration

141 Refrigeration (18 hours / Intermediate)
Written by Chris Compton

HVACR Refrigeration 141 provides a thorough examination of the refrigerant circuit as it is applied to both air conditioning and refrigeration purposes, and presents a practical and systematic method to diagnose problems in the refrigerant circuit. If you understand the parameters governing the operation of the refrigerant circuit, you will be able to diagnose any piece of equipment. Instruction aligns with ACCA Quality Installation & Maintenance Standards. This course is recognized for 18 hours of continuing education (CEHs) applicable to NATE re-certification.

6 Modules:
  • Basic Refrigeration Cycle Physics
  • Condensation and Condensers
  • Expansion and Metering Devices
  • Evaporation and Evaporators
  • Compression and Compressors
  • Measure the Normal Cycle

(3 hours each)

Applied Math

050 Applied Math  (12 hours / Foundation) 
Written by Chris Compton

A course designed to refresh and exercise common math concepts as applied to the HVACR workplace.

This course provides demonstrations and exercises in the four basic math functions; addition, subtraction, multiplication and division.

Each of the four functions is practiced using HVACR workplace applications.

12 Modules
  • Addition of Whole Numbers
  • Subtraction of Whole Numbers
  • Multiplication of Whole Numbers
  • Division of Whole Numbers
  • Addition of Common Fractions
  • Subtraction of Common Fractions
  • Multiplication of Common Fractions
  • Division of Common Fractions
  • Addition of Decimal Fractions
  • Subtraction of Decimal Fractions
  • Multiplication of Decimal Fractions
  • Division of Decimal Fractions

(3 hours each)

Gas Laws l

Gas Laws l  (1 hour)

  • Name the three gas law creators
  • Explain the concepts of Temperature, Pressure, Volume
  • State Charles Law for Constant Volume and Constant Pressure
  • State Boyles Law and how it can be used for problems involving gases
  • Use the General Gas Law to solve problems involving gases

Introduction to Tools and Test Instruments

Introduction to Tools and Test Instruments  (1 hour)

  • Learn about the major hazards from using worn or poorly maintained tools
  • Important tips for proper use of hand tools
  • Describes the precautionary measures for working with electric, battery operated, pneumatic, and gas-powered tools
  • Learn how powder-actuated tools work and related safety precautions
  • Learn how to maintain and work with test meters

Introduction to PPE

Introduction to PPE   (1 hour)

Personal Protective Equipment (PPE) is aimed at reducing employee exposure to workplace hazards, regulated by OSHA.  In this lesson HVACR technicians will learn how to responsibly use PPEs to protect themselves and those around them. 

 

Introduction to Refrigerant Tables 

Introduction to Refrigerant Tables    (1 hour)

  • Comprehensive review of Refrigerant Tables to help you
    • Set pressure controls
    • Check temperature according to pressure
    • Compute correct head pressure for operating conditions
    • Evaluate refrigerant capacities of cylinders and receivers
    • Estimate compressor capacity
    • Estimate normal discharge temperatures
    • Calculate liquid density of refrigerants
    • Calculate vapor density values
    • Calculate net refrigeration effect
    • Estimate normal discharge temperatures

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