How to Wire a Circuit Breaker

In this video tutorial, viewers learn how to properly inspect an electrical panel or circuit breaker in a house. Users should begin by taking off the cover(s) of the individual panels to see the wiring inside. Make sure the wire are connected and that there are no open or brok ...more

In this video, we learn how to change a circuit breaker. First, turn the main breaker off so there is no running electricity. Then, go to the meter area around your circuit breaker system. With these, there will be wires running all around the entire system. With most breakers ...more

This video home improvement tutorial shows how to avoid calling an electrician for really simple problems you can fix yourself. This easy demo shows you the trick to resetting a tripped breaker.

This video shows you how to reset your circuit breaker if the power goes out.

This video will show you how to change an 80 amp fuse for a 100 amp circuit breaker. If your fuse keeps blowing out, watch this tutorial for info on how to replace it. You will be able to do it if you follow along very carefully.

Before undertaking any electrical project, it is imperative that you know precisely what it is you're doing and to keep in mind that electricity can kill. With that said, this electrical tutorial presents a guide to identifying the switched live wire on a lighting circuit and ...more

The Solar Schoolhouse presents this video tutorial on how to use the Solar Cell Classroom Set. The purpose of this set is to give students hands on experience making electricity using sunlight. See what's inside the set, and then see how to wire three different types of electr ...more

Ron Hazelton shows how to install a ground fault circuit interrupter (GFCI). First turn off the power to the electrical outlet at the circuit breaker or fuse box (check to make sure there's no power in the outlet!). Then remove the electric cover plate. Then gently remove the ...more

Before working on any circuit in your house, make sure you turn the light off at the circuit breaker and then test it at the switch. Use 14-2 wire which has two insulated wires, a white and a black, and a bare copper wire which is used for grounding. First you run a 14-2 wire ...more

You can very easily replace your normal light switch on the wall with a dimmer switch. The first step is to turn the power off at the circuit breaker. To prevent anyone from accidentally turning the circuit on put a piece of tape over the fuse switch so that it is clear that i ...more

Looking to take some safety precautions for the exterior of your home? Motion detector lights are a good way to ward off unwanted intruders. Installation of motion detector lights isn’t as difficult as it sounds, since most are pre-wired and preassembled. You Will Need: • A ...more

If you have never dealt with wire color-coding then Old64goat takes you through a very elementary tutorial that will give you the helpful aid needed to deal with common household wires. The first cord that is reviewed is the three pronged cord. The color wires contained within ...more

If your old outlet has become so loose that a cord barely stays in place, it's time to change it. It's not just an annoyance—it's a hazard. Learn how to replace an electrical outlet with this instructional video from Howcast. You Will Need: * A flathead screwdriver * A digita ...more

A GFCI outlet (which stands for ground fault circuit interrupter) is a receptacle with its own built-in circuit breaker. It is intended to protect you from electric shock and your wiring and breaker panel from being “shorted out”. Building codes require that you have a GFCI o ...more

In this video, we learn how to solder bend points on wires. Before you apply the wire, you will want to solder the end point lightly, then take your wire and strip it slightly on the end. Then, add solder to the actual wire, now it will stick easily to your next bend point. Wh ...more

Projectors can be pretty pricey. 1080p projectors even worse. If that isn't reason enough for you to build your own, then what is? Systm shows you the complete, detailed process of building your own 1080p HD projector, so pay attention and take some notes! For this project, S ...more

If you are planning to add any new outlets, lights or appliances, it is helpful to have a map (or schematic drawing) of your electrical circuits. This will help you determine if you can tap into an existing circuit or if you need to run a new circuit from the breaker panel. In ...more

Making a PCB is very simple; it does not consume a lot of time and the results look professional. After watching this step-by-step how-to video, you will be able to make your own PCB in your workshop using just a few inexpensive materials. Many people use protoboard and point ...more

This video introduces the concept of an electric circuit and how electrons flow through the wire. It describes the difference between an open and closed circuit, and the importance of continuity.

In this video tutorial you will learn how to make a pair of high tech night vision sunglasses. You will first need a pair of 100% clear sunglasses with nothing but UV protection. Then two sheets of theatrical photo gels, one congo blue and one primary red. Using the gasses as ...more

Plug this baby into your FiOS-powered computer and simulate the real-time climate of any location in the country -- rain, lightning, fog, sunshine. Get creative -- got any new weather effects you've figured out how to add to your Personal Weather Machine? We'd love to hear ab ...more

Tim Carter, of Ask the Builder, demonstrates how to wire up a 3-way switch in your house, into an electrical circuit, for your lighting needs.

Ask the Builder host, Tim Carter, demonstrates how to wire up a 4-way switch, and where to place a 4-way switch in an electrical circuit in your home.

In this how-to video, you will learn how to perform basic circuit bending. You will need a screw driver, alligator clips, solder, a soldering iron, wires, a wire stripper, a button or switch, and a drill. Open up the device you want to circuit bend. Once the side of the board ...more

Looking to get into the weird world of circuit bending? In this four part video tutorial geared towards beginners, learn in thirty minutes how to circuit bend. Tools you will need include a soddering iron with innerchangeable tips (thin pencil preferred), thin sodder, hook-up ...more

An emergency battery charger for your mobile phone comes in handy, but it's not the ultimate solution; once it's dead it's useless (what a waste). If you want to really get off the metaphorical grid, you can follow the steps in this video to construct a more robust circuit tha ...more

Believe it or not, you don't need to hire an electrician to add a few electrical outlets in your home. The only thing you really need to worry about is being safe. This Old House walks you through the entire process of adding receptacles, from cutting the hole in the drywall t ...more

Prepare all the materials and tools needed for the process. Prepare a circuit tester, an electrical tape, a flathead screwdriver, a pair of scissors, and an electric sealers kit. Then, make sure that you turn off the power at the main circuit box. Place a piece of electrical t ...more

If for any reason you need to replace or add a circuit breaker to your electrical panel, you'll need to know how to do so. Luckily for you, this tutorial is here to help. In the video, you'll be taken through the process of removing a breaker from your electrical panel withou ...more

How many handymen does it take to install a dimmer switch? None, you can do it yourself in a snap. A dimmer switch can make a room more comfortable, by allowing you to adjust the light to just the right brightness at the moment. You will need a screwdriver, a circuit tester, a ...more

This eleven-part video tutorial discusses how to drain and clean a hot tub spa. It goes over the process step-by-step from turning off the circuit breaker to restarting the spa. It also gives helpful tips on cleaning the tub, working with spa chemicals and avoiding air locks t ...more

Expert electrician Danny Herb demonstrates in easy-to-follow, step-by-step instructions how to replace a light switch and how to replace a wall socket. He begins by showing you how to turn off the circuit breaker, an essential first step to any electrical repair, and offers sa ...more

Circuit bending an audio device typically involves removing the rear panel of the device and connecting any two circuit locations with a "jumper" wire, sending current from one part of the circuit into another. Results are monitored through either the device's internal speaker ...more

Use this safe and easy technique next time you need to replace a shattered light bulb. You Will Need Needle-nose pliers Work gloves Safety glasses Electrical tape (optional) WARNING Working with electricity is dangerous. Be extremely careful and, if you have any doubts, co ...more

In this video, Mark Donovan teaches us how to wire a light with a 3 way switch. Before starting, make sure the power is turned off from the main circuit panel first, and you test to make sure it's off. You will have two switches for the same light fixture. For a 15 amp circuit ...more

HouseholdHacker teaches you how to make a spy clock. You will need a cheap walkie talkie set and a battery powered clock. Fully disconnect the circuit board and cut the battery off from the walkie talkie. Also clip the microphone. You will want to glue the on/off button so it ...more

You can make a very simple homopolar motor using just a basic clamp, two strong magnets, a battery and a little bit of wire. Once you've completed the circuit, you'll be able to suspend a drywall screw between the battery and the magnet. Then watch it go!

This is how to solder wires properly and then heat shrink them in order to insulate them. Firstly upkeep of the soldering iron is required to keep it from oxidizing. Portable versions of the iron are also available to make work more convenient. A solder sucker is required to s ...more