Search

This course provides an in-depth look at workplace hearing risks, the science of noise, and strategies for hearing loss prevention. Learners will explore how hazardous noise damages the auditory system, the health impacts beyond hearing loss, and the...

In the Meters, Circuits, Loads and Switches course you will learn how to use four of the most common meters in HVAC today: the voltmeter, ohmmeter, ammeter, and multimeter. You will discover why safety controls are wired in series, and why most loads...

Master routine maintenance for chiller systems in our specialized course. Learn how to inspect, troubleshoot, and service chiller units effectively. Dive into the intricacies of chiller operation and maintenance, including refrigeration cycles and...

Introduction to Commercial Lighting and Devices is a video course aimed at providing electricians and technicians with a thorough understanding of commercial lighting systems and associated devices. The course offers an overview of commercial...

This video shows how to test a dryer's door safety switch using a multimeter.

This Kitchen Sink Installation course is designed to teach you how to install a farmhouse style kitchen sink safely and efficiently. The course covers the necessary tools materials and preparations needed for a successful installation. You will learn...

Delve into the theory behind electric and microwave ovens in this comprehensive course. Understand the principles of heating through electromagnetic waves and electric elements. Explore how these appliances cook your meals efficiently and quickly...

This course introduces the fundamentals of electrical single-line diagrams (SLDs) used in industrial power systems. You'll explore the purpose and structure of SLDs and how to interpret the common symbols and power flow depicted in them. The course...

In this simulation based course, you'll discover how to troubleshoot and repair various components of electric furnace including electric resistance heater, heating and fan sequencer, blower motor, run capacitor, as well as safety switches. After you...

Even though most customers pose no risk to personal safety, it’s reasonable to be observant and cautious when giving tours. In this course, you’ll explore how to stay safe, what to say if you feel unsafe and need to end a tour, and how to document...