Fault circuit breakers need to be replaced as soon as possible. thermal relay otherwise, they will not trip the power surge or electrical overload run the risk of short-circuit the electrical (and possibly cause a fire). Replace the circuit breaker is a very simple task, however. It allows you to keep your circuit breakers, reliable, and improve your family's safety, do not call the cost of an electrician.

1, the rubber pad beneath the circuit box or wearing a pair of shoes and placed on the floor. The rubber will continue to grounding and safety. In addition, check for any leaks or puddles. You need around the circuit in the area is completely dry before you can safely work.

2 circuit box, remove the panel with a screwdriver and turn the main power switch. Then open you intend to replace the "off" position of the fault circuit interrupter. The pins on the circuit breaker terminal screws and pins to the grounding screw on the voltmeter test. Voltmeter does not register any power.

3-fault circuit breakers, and carefully pull out the slot, take care not to pull any cables. Some circuit breakers can be snapped up, while others require you to screw them. Note which wire screw. earth leakage circuit breaker with a single-pole circuit breakers, there will be a cable, pole breaker will have two color-coded wires.

4 Loosen the terminal fault circuit interrupter and the slide wire. If you prefer, you can guarantee an electrical tape wire and circuit breaker, while the framework of your work, so you will not lose track of them.

5, check the new circuit breakers, to ensure it is in the closed position. Then loosen the terminal screw, slip lines, and tighten the screws again. Sure the cord is a new circuit breakers, because they are old and do the same terminal screw.

6 sliding to a new circuit breaker location, or screw fixed in place or close the card lock, depending on your circuit breaker.

7 is placed in the back of the panel circuit box, twist off. Turn off the main power supply, and then open a new breaker.

8 testing with voltmeter circuit breakers, mini circuit breaker terminal screws and the grounding screw on the pin in step 2. It should read 120 volts or 240 volts, depending on the size of the circuit breaker.