10 Easy Steps to Change a Breaker in a Breaker Box

A breaker box with a circuit breaker being replaced
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How To Change A Breaker In Breaker Box

If you’re experiencing electrical problems in your home, one of the first things you should do is check the circuit breaker panel. A circuit breaker is a safety device that trips when there is too much electricity flowing through it, preventing damage to your home and appliances. If a circuit breaker has tripped, you can simply reset it by flipping the switch back to the "on" position. However, if a circuit breaker has blown, you will need to replace it.

Replacing a circuit breaker is a relatively simple task that can be completed in a few minutes. However, it is important to take safety precautions when working with electricity. Make sure to turn off the main power supply to your home before you begin working on the circuit breaker panel. You should also wear gloves and safety glasses to protect yourself from electrical shock.

Removing the Old Breaker

Before you attempt to remove the old breaker, make sure the power to the circuit is turned off at the main breaker panel. Once the power is off, follow these steps:

  1. Locate the breaker you want to replace. It will be labeled with the circuit it controls.
  2. Flip the breaker all the way to the “off” position.
  3. Identify the release mechanism for the breaker. This is usually a small lever or button located on the front or side of the breaker.

    There are several different types of release mechanisms. Here’s a table summarizing the common ones:

    Release Mechanism Description
    Push-to-trip A small button that you press to release the breaker.
    Toggle-type A lever that you flip up or down to release the breaker.
    Rocker-type A lever that you push to the side to release the breaker.
  4. Activate the release mechanism. This will cause the breaker to pop out of the panel.
  5. Pull the breaker out of the panel.

How to Change a Breaker in a Breaker Box

Changing a breaker in a breaker box is a simple process that can be completed in a few minutes. Follow these steps to safely and easily replace a faulty breaker:

1. Turn off the main breaker. This will cut off all power to the breaker box and prevent you from getting shocked.

2. Locate the faulty breaker. The breaker will be tripped, which means it will be in the “off” position. It may also be discolored or have burn marks.

3. Remove the faulty breaker. To do this, simply pull it straight out of the breaker box. There may be a small amount of resistance, but it should come out easily.

4. Install the new breaker. Line up the new breaker with the slot in the breaker box and push it in until it snaps into place.

5. Turn on the main breaker. This will restore power to the breaker box and the new breaker will be operational.

People also ask

How do you know if a breaker is bad?

There are a few signs that a breaker may be bad. These include:

  • The breaker is tripped and will not reset
  • The breaker is discolored or has burn marks
  • The breaker is making a buzzing or humming noise
  • The breaker is not providing power to the circuit it is supposed to protect

Can I change a breaker myself?

Yes, you can change a breaker yourself. However, it is important to follow the safety instructions carefully to avoid getting shocked. If you are not comfortable working with electricity, it is best to call a qualified electrician.

What size breaker do I need?

The size of the breaker you need will depend on the amperage of the circuit it is protecting. The amperage of a circuit is determined by the number of appliances and devices that are plugged into it. To determine the amperage of a circuit, add up the amperage of all the appliances and devices that are plugged into it. The breaker you choose should be rated for at least the total amperage of the circuit.