Session Listing

Here is a complete list of all the subjects we cover.

19 Electrical Sessions

Basic Electrical Concepts

Updated January, 2017 • 6 Materials

When studying electrical circuits, you need to start with the fundamentals: Voltage, Current, and Resistance.

Learn about: Current, Amps, Power, Resistance, Ohms, Voltage, Ohm's Law, and a whole lot more.

Connectors

Updated January, 2017 • 4 Materials

Welcome to the session on electrical connectors.

Learn about: Deutsch, Coaxial, Soldering Iron, Metri-Pack, Solder Joint, Optical Fiber, Solder, and a whole lot more.

Diodes

Updated January, 2017 • 4 Materials

Learn to use your multimeter to test a diode.

Learn about: Semiconductor, Multimeter, P-type, Circuit, Bias, Troubleshooting, Rectifier, and a whole lot more.

Electrical Hazards & Safety

Updated March, 2018 • 3 Materials

Even low voltage systems can seriously injure or even kill.

Learn about: Electrocution, Electrically Insulated Footwear, Electrical PPE, , Hazards, Flame Resistant, Zero Energy, and a whole lot more.

Electrical Measurements

Updated January, 2017 • 8 Materials

Digital Multimeters (DMM) are one of the most powerful tools available to electricians.

Learn about: Electrical, Voltage Test, Test For Blown Fuse, Current Test, Continuity Test, Voltmeter, Electrician, and a whole lot more.

Flow Sensors

Updated July, 2018 • 3 Materials

Both the electromagnetic flow meter and the mass flow meter measure flow without adding a turbine or a restriction to the mix.

Learn about: Electromagnetic Flow Meter, Mass Flow Rate, MFMS, Conductive, Mag Flow Meter, Electrodes, Magnetic Field, and a whole lot more.

Fuses & Circuit Breakers

Updated January, 2017 • 2 Materials

This mini-session gives you a quick overview of these critical circuit protection devices.

Learn about: Fuse, Testing Fuses, Fuse Test, Circuit breaker, Digital Multimeter, Blown Fuse, Short Circuit, and a whole lot more.

Interpreting Electrical Schematics

Updated January, 2017 • 4 Materials

Schematics don't need to be confusing.

Learn about: Earth Ground, IES, Diagram, Electronics, Schematic, Electrician, Wire Crossing, and a whole lot more.

Open & Short Circuit Faults

Updated January, 2017 • 6 Materials

In this session, you'll apply electrical principles to troubleshooting.

Learn about: Open Circuit, Digital Multimeter, Electrical Fault, Hydraulic Loader Fault, Electrician, Open Circuit Fault, Short Circuit Fault, and a whole lot more.

Position Sensors

Updated July, 2018 • 9 Materials

Inductive, Capacitive, Photoelectric and Ultrasonic proximity sensors are covered in this session.

Learn about: Inductive, Proximity, Photoelectric, Through-Beam, Capacitive, Retroreflective, Thru-Beam, and a whole lot more.

Pressure Sensors

Updated July, 2018 • 10 Materials

Pressure sensing can be done with one of several kinds of technologies.

Learn about: Pressure, psia, Gauge, Indicator Fluids, Bourdon Tube Gauge, Diaphragm Gauge, Variable Capacitance Sensor, and a whole lot more.

Relays

Updated February, 2017 • 6 Materials

Relays are demystified in this interactive lesson.

Learn about: Schematic Symbol, Relay, Diagnostic, Switch, System, Throw, Troubleshooting, and a whole lot more.

Semiconductors

Updated January, 2017 • 3 Materials

Transistors are the focus of this session, plus you'll learn how to prevent damage to these sensitive components.

Learn about: JFET, Electrostatic Discharge, MOV, Semiconductor, Transistor, Troubleshooting, ESD, and a whole lot more.

Sensor Basics

Updated August, 2018 • 14 Materials

Sensors are everywhere in our electrical world.

Learn about: Zero, Sourcing, Upper Range Value, Calibration, Sinking, PNP, Live Zero, and a whole lot more.

Series & Parallel Circuit Basics

Updated May, 2018 • 8 Materials

Series and parallel circuits are at the heart of every electrical system.

Learn about: Electrical Circuit, System Design, Troubleshooting, Electrician, Series, Parallel, Branch, and a whole lot more.

Starting & Charging Systems

Updated January, 2017 • 3 Materials

Dig into mobile electrical circuits with this session on starting and charging systems.

Learn about: Starter, Equalizer, 12V, Alternator, Troubleshooting, Electrical, 24V, and a whole lot more.

Switches

Updated January, 2017 • 12 Materials

Switches are one of most common control elements used in electrical circuit design.

Learn about: Toggle, Rating, Normally Open, Throw, On-Off-On, Normally Closed, Double Pole, and a whole lot more.

Variable Resistors

Updated January, 2017 • 5 Materials

Potentiometers vs.

Learn about: AC temperature control, Potentiometer, Variable Resistor, wiper, Resistance, Rheostat, 2 lead, and a whole lot more.

Waveforms & Signal Generation

Updated January, 2017 • 7 Materials

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.

Learn about: ECM, PWM, Sin Wave, Duty Cycle, Hz, Electrical Current, Hertz, and a whole lot more.

22 Hydraulics Sessions

Counterbalance Valves

Updated January, 2017 • 5 Materials

Counterbalance valves allow raised loads to be lowered safely, with a minimum of wasted energy.

Learn about: Motion Control, Load Holding, Runaway Load, Adjusting a Counterbalance Valve, Counterbalance Valve, Raised Load, Safety, and a whole lot more.

Cross-Port Relief Valves

Updated January, 2017 • 5 Materials

Cross-port relief valves expand on the standard relief valve to control otherwise destructive pressures created by external forces acting against an actuator.

Learn about: Overpressure, Cross-Port Relief Valves, Braking Valves, Flywheel Mass, Regenerative, and a whole lot more.

Electro-Hydraulic Valves

Updated July, 2018 • 5 Materials

Enter the world of electro-hydraulic valves in this session.

Learn about: servo valves, proportional valves, electro-hydraulic valves, moog, and a whole lot more.

Fixed & Variable Displacement Pumps

Updated June, 2018 • 26 Materials

If you have questions about hydraulic pumps, this is the session for you.

Learn about: Piston Pump, Swash Plate, Rotor, Pressure Differential, GPM, Pressure, On-Stroke, and a whole lot more.

Flow & Directional Control Valves

Updated June, 2018 • 18 Materials

This session is absolutely packed with fun lessons and interactive animations.

Learn about: Port, Lands, Tandem, Flow Paths, Choke, Closed, Undercuts, and a whole lot more.

Fluid Power Basics

Updated January, 2017 • 7 Materials

If you're looking for the starting point in your study of hydraulics, this is it.

Learn about: Force Multiplication, Static Pressure, FPA Triangle, Flow Rate, Pressure, Force = Pressure x Area, Surface Area, and a whole lot more.

Hydraulic Accessories

Updated July, 2018 • 10 Materials

This session covers a handful of hydraulic accessories.

Learn about: Thread Gauge, Filtration, Thread Identification Kit, Metric Taper, Filters, Minimum Bend Radius, NPTF, and a whole lot more.

Hydraulic Actuators

Updated July, 2018 • 10 Materials

Linear and rotary actuators are the muscles of a hydraulic system.

Learn about: Rod, Gland, TSTP, Piston, Motor, Cylinder, Rotary Actuator, and a whole lot more.

Hydraulic Hazards & Safety

Updated January, 2017 • 3 Materials

Safe working habits around hydraulic systems save lives.

Learn about: Hose and Fitting Failure, Unexpected Motion, Pinch Points, Zero Energy State, System Adjustment Hazards, Safety, Flammability, and a whole lot more.

Hydraulic Schematic Symbols

Updated January, 2017 • 7 Materials

Schematic symbol reading is a vital troubleshooting skill.

Learn about: hydraulic pilot, tank, solenoid, orifice, pilot line, detent, electrical line, and a whole lot more.

Hydraulic Steering

Updated January, 2018 • 6 Materials

This session will go into detail on hydraulic power steering and how it works.

Learn about: power steering, Hand Metering Unit, hydraulic steering, HMU, steering valve, orbitrol, and a whole lot more.

Hydrostatic (Closed Loop) Systems

Updated July, 2018 • 14 Materials

Get right into the design of closed loop systems with colourful graphics and detailed drawings.

Learn about: Cross Port Relief, Reversing Flow, Charge Pump, Servo, Heat, Hydrostatic Loop, Cavitation, and a whole lot more.

Load Sensing Pumps

Updated January, 2017 • 11 Materials

This animated and interactive session takes the mystery out of load sense.

Learn about: Load Sense, LS, Piston Pump, Pressure Differential, Flow Control, Margin Pressure, Hunting, and a whole lot more.

Open & Closed Center Systems

Updated January, 2017 • 13 Materials

This session tackles the differences and similarities between open and closed center systems.

Learn about: Closed Loop, Sectional Valve Bank, Open Center, Closed Center, Open Loop, Mobile, and a whole lot more.

Parallel & Series Systems

Updated January, 2017 • 21 Materials

Parallel and Series circuits behave very differently.

Learn about: Branch, System Pressure, Parallel Circuits, Pressure Drops, Series Circuits, Load, Restriction, and a whole lot more.

Positive & Non-Positive Pumping

Updated May, 2018 • 21 Materials

Positive and Non-Positive Pumping tackles the differences between the two types of systems, and the design and maintenance needs of each.

Learn about: Non Positive Displacement, Charge Pump, Net Positive Suction Head, Aeration, Breather, Positive Displacement, Void Bubbles, and a whole lot more.

Pressure & Flow

Updated January, 2017 • 20 Materials

This session gets you started with a solid foundation on pressure and flow basics.

Learn about: Hydraulic Flow, Hydraulic Pressure, Flow Rate, Slippage, Gauge, FPA Triangle, Fluid Velocity, and a whole lot more.

Pressure Reducing Valves

Updated January, 2017 • 5 Materials

Pressure reducing valves function very differently than relief valves, even though their schematic symbols look very similar.

Learn about: Pressure, Normally Closed, Downstream Pressure, Pilot Operated, Direct Acting, Pressure Reducing Valve, and a whole lot more.

Pressure Relief Valves

Updated January, 2017 • 21 Materials

Jump into relief valves with this colorful session.

Learn about: relief valves, limit maximum system pressure, pilot, cracking pressure, pressure override, external pilot, setting pressure, and a whole lot more.

Sequence Valves

Updated January, 2017 • 5 Materials

Sequence valves are used on many machines to choreograph hydraulic functions.

Learn about: Training, Hydraulic, Set Pressure, Pressure, Valve, Sequence, Order, and a whole lot more.

Troubleshooting Processes

Updated January, 2017 • 7 Materials

Troubleshooting a hydraulic system can be a demanding and tricky task.

Learn about: Failure, Guess and Check, TSTP, Hit or Miss, easy-to-check order, Downtime, Ten Step Troubleshooting Process, and a whole lot more.

Unloading Valves

Updated January, 2017 • 6 Materials

Unloading valves are often confused with relief valves, but they play a unique role in hydraulic systems.

Learn about: High-Low Circuit, Fast Approach Slow Feed Circuit, Pressure Pump , Volume Pump, Energy Saving, Pressure, Balanced Relief Valve, and a whole lot more.

11 Machinery Sessions

Blast Hole Drills

Updated August, 2018 • 3 Materials

This session gets you right into the hydraulic circuit sections in a common blast hole drill.

Learn about: Hydraulic Circuit, Diverter, Brakes, Blast Hole Drill, Holdback, Animation, Propel, and a whole lot more.

Coal Stacker-Reclaimer

Updated June, 2018 • 2 Materials

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Learn about: , and a whole lot more.

Coiled Tubing Units

Updated April, 2018 • 3 Materials

This session is specific to coiled tubing units and problems related to injector chain tension and traction.

Learn about: coiled tubing, injector traction, hydraulic faults , chain tension, Coil tubing injector, and a whole lot more.

Excavators & Shovels

Updated July, 2018 • 25 Materials

In the world of excavators & shovels, there are a lot of specialized hydraulic components used to solve problems specific to such large mobile machinery.

Learn about: pump controller, pump regulator, heavy machinery, Electro-hydraulic control valve, solenoid valves, EHC Valve, and a whole lot more.

Hydraulic Governor

Updated April, 2018 • 2 Materials

The governor is a critical component in hydroelectric dams.

Learn about: hydroelectric, engine, governor, generation, electricity, hydraulic, dam, and a whole lot more.

Loaders

Updated July, 2018 • 4 Materials

Get to know your way around the hydraulics on a loader with the advanced simulations in this sessions.

Learn about: Mobile Equipment Hydraulic, Shock Valve, Bucket, Steering, Tilt, Loader Schematic, Front-End Loader, and a whole lot more.

Oilfield Cementing

Updated May, 2018 • 1 Material

Oilfield cementing has driven industrial process technology to produce many specialized components, which you'll learn about in this session.

Learn about: Dry Blending, Oilfield, Diffuser, Cement Metering Valve, Mixing Head, Clumping, Dust, and a whole lot more.

Oilfield Pumping

Updated June, 2018 • 6 Materials

Reciprocating plunger pumps are very common in oilfield pumping.

Learn about: Reciprocating Plunger Pump, Packing, Maintenance, Quintuplex, High Pressure Pumping, Discharge Valve, Fluid End, and a whole lot more.

Pulp Bale Presses

Updated April, 2018 • 4 Materials

Compacting sheet pulp or loose pulp to a bale size that is optimal for shipping requires a massive hydraulic press.

Learn about: Pulp bale press, pulp and paper, and a whole lot more.

Rail Car Dumper

Updated June, 2018 • 1 Material

Learn through play about a pulp-chip rail car dumper.

Learn about: low pressure standby, Pulp and Paper, logic, slip-in cartridge, Car, Dumper, Rail, and a whole lot more.

Sawmill Conveyors

Updated April, 2018 • 1 Material

Sawmills are full of specialized hydraulic and electrical equipment.

Learn about: Conveyor, Sawmill, Belt, Quadrant Feeder, Log, Hydraulic, and a whole lot more.

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