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#BLOWN FUSE PROFESSIONAL#

Turn off the lights and unplug all electrical devices, equipment, and appliances in that area before attempting to replace the blown fuse. To do this, go around your house and turn the lights on and off until you find the location where the power is not working.

Identify the specific circuit that has been affected by the blown fuse.

If you see that the glass container is cloudy, or can see that the fuse is split, this is a sign that the fuse needs to be replaced. The glass container on a fuse that has blown and cut off the power to protect the circuit might be cloudy black or grey, or have metallic residue on the sides. The glass container on a working fuse will be clear. Open the fuse box door and turn on a flashlight to inspect the inside. This will decrease the risk of receiving an electric shock.

Lay a rubber mat on the floor in front of the fuse box and stand on it.

If your property has a screw-in fuse panel, an electrician will need to replace the fuse box as they have become outdated and can not be replaced. Typically fuse boxes are located in a basement, garage, or in a closet on a wall that is close to the electric meter. It usually is a rectangular metal box with a door on the front.

#BLOWN FUSE PROFESSIONAL#

If there are any outstanding issues with your fuse box, it is advisable to contact a professional to help you identify the problem and help you replace the blown fuse. Replacing a fuse can be a simple process if you know the procedure. Always turn your power off before replacing a fuse. If you can see that the fuse is visibly broken, or there is metallic residue on the glass from the fuse blowing, you will need to replace that particular fuse. Open the fuse box and look at the glass containers that hold the fuses. Usually, it will be in your garage or your basement. A blown fuse can be caused by too many appliances being plugged in at once, a power surge or failure, and can also sometimes be caused by a short circuit.įirst, locate where your fuse box is. Typically, fuses blow or break due to too much output going through the fuse. However, do not keep replacing a fuse if it blows immediately after you replace it. A blown fuse does not always mean that there is something wrong with your electrical system or fuse box, it usually occurs when too much output goes through the fuse. Never dismiss a blown fuse as an inconvenience it may be a sign that a real fault has developed, giving you a chance to fix the problem before any damage occurs.įuses will degrade with time and eventually fail. The glass tube will allow you to see when a fuse has blown: there will be a gap in the wire or a metallic smear on the inside of the glass.Īlthough we often think of fuses as a nuisance, they play a very important role in preventing damage to equipment and appliances due to electrical overloading and help reduce the risk of electrical shock. The glass tube forms a guard and acts as protection for the fuse so that when it blows the molten metal does not cause damage or injury. Typically, a fuse wire will be mounted inside a small glass casing or ceramic tube, fitted with metal end caps.

It becomes an open circuit when it blows, interrupting the flow of current and preventing damage.

What is a Fuse?Ī fuse is essentially a short piece of wire of a selected diameter and composition that conducts current up to a certain level but melts or ‘fuses’ if the current rises above that level.

If you run into any difficulties, contact 4-Star Electric and one of our professional electricians will be able to alleviate your specific concerns. Recognizing and replacing a blown fuse can be simple if you are prepared and know the process. This is a common occurrence for most homeowners. Every once in a while, everyone will have to deal with a fuse being blown.