In order to use a voltage tester to test a circuit breaker, access the breakers in the main electrical panel by removing the service panel, and touch the tester's red lead to the circuit's terminal screw and the black le... More » Home & Garden Home Maintenance

In order to test an electrical circuit, add each wire of a two-wire circuit tester to the wire or outlet. If the circuit is on, the tester should display the voltage on the reader or light up. More »

Relectric Supply sells ITE circuit breakers online via the company website and Electric Motor Supply Company and Bay Breakers also offer ITE-Siemens circuit breakers. Electric Control Equipment Company i... More » Home & Garden Home Maintenance Electrical

Have the house electrical service disconnected, mount the circuit breaker panel, connect all of the wires, insert the circuit breakers and have the electrical service restored. Make sure all of the wires are properly mar... More »

Troubleshoot a three-way switch by turning off the circuit breaker and using a continuity tester to check between the common terminal and each of the traveler terminals. If the switch is working correctly there is only c... More » Home & Garden Home Maintenance Electrical

There are several types of labels used on an electrical panel, including warning labels, what each breaker goes to, voltage amounts and service warnings. These labels assist in safety and making sure that power is cut to... More » Home & Garden Home Maintenance Electrical

Begin with turning off the power supply at the main service panel by switching off the circuit breaker or by removing the fuse, then insert the stripped, labelled wires into the correct wire terminals. All the required w... More » Home & Garden Appliances