All Courses & Ebooks

Understanding Constant Air Volume (CAV) HVAC Systems
Understanding Constant Air Volume (CAV) HVAC Systems
FREE

In this video lesson, viewers will gain a comprehensive understanding of Constant Air Volume (CAV) HVAC systems. The lesson explores the working principles, components, and control strategies of CAV systems. Viewers will learn how CAV systems maintain a constant air volume while regulating temperature and humidity, and how to troubleshoot common issues and optimize system performance.

Chiller Fundamentals & Application Techniques in HVAC Process Engineering
Chiller Fundamentals & Application Techniques in HVAC Process Engineering
FREE

This comprehensive video lesson provides an in-depth understanding of chiller systems used in HVAC process engineering. Viewers will learn about the basic principles of chiller operation, different types of chillers, and their applications in commercial and industrial settings. The lesson covers topics such as chiller components, refrigeration cycles, energy efficiency considerations, and troubleshooting techniques.

Vaccum Pumps - Basic Working Principle (HVAC)
Vaccum Pumps - Basic Working Principle (HVAC)
FREE

This instructional video lesson provides a detailed overview of vacuum pumps used in HVAC systems. Viewers will learn about the basic working principles of vacuum pumps, their applications in HVAC systems, and the different types of vacuum pumps commonly used. The lesson covers topics such as pump operation, maintenance, troubleshooting, and safety considerations.

Air Conditioning & Refrigeration - Training Job Sheet
Air Conditioning & Refrigeration - Training Job Sheet
FREE

Training Job Sheet for Basic Air Conditioning and Refrigeration.

Author:  Industrial Training Fund (ITF), Nigeria

The Systematic Approach to Troubleshooting an HVAC System
The Systematic Approach to Troubleshooting an HVAC System
FREE

When air conditioning and refrigeration systems are not cooling properly, it is important for the HVAC technician to get it up and running quickly and efficiently.  This free 1-hour public webinar is all about the systematic approach for troubleshooting HVAC systems. 

Topics include:
• Understanding temperature and pressure readings
• Determining superheating and subcooling and interpreting results
• Common scenarios and how to fix them

Understanding the Refrigeration Cycle as an HVAC Technician
Understanding the Refrigeration Cycle as an HVAC Technician
FREE

When troubleshooting an air conditioning system, one of the most important skills an HVAC technician can have is understanding the refrigeration cycle. 

In this 1-hour webinar, we break down the working parts of the refrigeration cycle and how it translates to the operation of an air conditioning system.

Topics include:
-Core components of the refrigeration cycle and their location
-Understanding the relationship between temperature and pressure
-Understand the terms of superheat and sub cooling
-Best practices for troubleshooting an air conditioning system, using an understanding of the refrigeration cycle

Basic HVAC Controls
Basic HVAC Controls
FREE

Learn the basics of HVAC Controls. What are Analog and Binary Inputs and Outputs used for? See how a Fan Coil System, VAV System and Garage Carbon Monoxide Control System Works. 

These HVAC systems are used to control temperature, pressure, humidity, flow, and air quality. In this video you will learn how these HVAC systems use various controls to respond to the needs of the environments that they seek to control.

Refrigeration & Air Conditioning - Levels 1 & 2 (NSQ)
Refrigeration & Air Conditioning - Levels 1 & 2 (NSQ)
FREE

National Occupational Standards for Construction/Building Trades in Nigeria - Refrigeration & Air Conditioning - Levels 1 & 2.

Approved by the National Board for Technical Education (NBTE) - National Skills Qualification (NSQ), Nigeria

Basic HVAC
Basic HVAC
FREE

In this free introductory ebook we will discuss the basic principles of heating and cooling, as well as the principles of refrigeration and how it relates to air conditioning. Particular focus is given to common methods of heating and cooling residential homes.