When studying electrical circuits, you need to start with the fundamentals: Voltage, Current, and Resistance.
Welcome to the session on electrical connectors.
Learn to use your multimeter to test a diode.
Even low voltage systems can seriously injure or even kill.
Digital Multimeters (DMM) are one of the most powerful tools available to electricians.
This mini-session gives you a quick overview of these critical circuit protection devices.
Schematics don't need to be confusing.
In this session, you'll apply electrical principles to troubleshooting.
Relays are demystified in this interactive lesson.
Transistors are the focus of this session, plus you'll learn how to prevent damage to these sensitive components.
Sensors are everywhere in our electrical world.
Series and parallel circuits are at the heart of every electrical system.
Dig into mobile electrical circuits with this session on starting and charging systems.
Switches are one of most common control elements used in electrical circuit design.
Direct current is common in low voltage systems, but as soon as you start working with high voltage, you'll need to know about alternating current.
Counterbalance valves allow raised loads to be lowered safely, with a minimum of wasted energy.
Cross-port relief valves expand on the standard relief valve to control otherwise destructive pressures created by external forces acting against an actuator.
Enter the world of electro-hydraulic valves in this session.
If you have questions about hydraulic pumps, this is the session for you.
This session is absolutely packed with fun lessons and interactive animations.
If you're looking for the starting point in your study of hydraulics, this is it.
This session covers a handful of hydraulic accessories.
Linear and rotary actuators are the muscles of a hydraulic system.
Safe working habits around hydraulic systems save lives.
Schematic symbol reading is a vital troubleshooting skill.
This session will go into detail on hydraulic power steering and how it works.
Get right into the design of closed loop systems with colourful graphics and detailed drawings.
This animated and interactive session takes the mystery out of load sense.
This session tackles the differences and similarities between open and closed center systems.
Parallel and Series circuits behave very differently.
Positive and Non-Positive Pumping tackles the differences between the two types of systems, and the design and maintenance needs of each.
This session gets you started with a solid foundation on pressure and flow basics.
Pressure reducing valves function very differently than relief valves, even though their schematic symbols look very similar.
Jump into relief valves with this colorful session.
Sequence valves are used on many machines to choreograph hydraulic functions.
Troubleshooting a hydraulic system can be a demanding and tricky task.
Unloading valves are often confused with relief valves, but they play a unique role in hydraulic systems.
This session is specific to coiled tubing units and problems related to injector chain tension and traction.
In the world of excavators & shovels, there are a lot of specialized hydraulic components used to solve problems specific to such large mobile machinery.
The governor is a critical component in hydroelectric dams.
Oilfield cementing has driven industrial process technology to produce many specialized components, which you'll learn about in this session.
Compacting sheet pulp or loose pulp to a bale size that is optimal for shipping requires a massive hydraulic press.
Learn through play about a pulp-chip rail car dumper.
Sawmills are full of specialized hydraulic and electrical equipment.