Blown old fuse box. Abbove this row of 4 fuses are two carriages side by side. Unscrew the broken fuse and replace it with a new fuse that is the exact same size type and amperage of the broken fuse. If youre uncomfortable or not sure hire an electrician or someone. With the main power still off unscrew the blown fuse and remove it.
I have an old fuse box that blew a fuse and i am not sure how to replace it. Check the labeled area that corresponds to the part of the house that lost power. The one on the left says main and the. If so changing a fuse can be fairly straight forward.
Heres how i do it. Turn off the main power switch to disconnect power to the fuse box. If your electrical panel has fuses check each fuse to see if the piece of metal inside has melted or if the glass window at the top of the fuse has become discolored usually purple or brown. Screw the new fuse into the threaded socket that held the old fuse.
Heres a quick review of how to use a fuse box with the screw in fuses safely and some discussion about what to look out for in an old house. For a fuse box. It occurs when a circuit is attempting to draw a greater electrical load than it is intended to carry. Do you have one of the old fuse panels in your home.
Unscrew the blown fuse. The middle 2 are red and say time delay fuse 20amp the outter two are clear. An overloaded circuit is the most common reason for a circuit breaker tripping. Now you need to locate the blown fuse.
Electrical panel sizing and the number of circuits have also increased since then. It has a row of 4 edison screw type fuses. When too many appliances or light fixtures are operating at the same time the internal sensing mechanism in the circuit breaker heats up and the breaker trips usually by means of a spring loaded component. A blown fuse may be discolored cloudy or have a melted or broken metal piece inside.
This is necessary to avoid flickering lights and blown fuses while having enough power for modern appliances. Stand on the rubber mat in front of the fuse box. New homes have 100 to 200 amps of electrical service. Your fuse box might only be rated for 60 amps total.
A fuse box is a type of electrical service panel which is a sort of control board for the entire electrical system of a housewhile any home built around 1960 or later has a service panel full of circuit breakers panels in older houses used fuses to provide over current protection for the household circuits. Old fuse boxes would have round shaped fuses that you could screw in and remove from the fuse box. Thats your broken fuse.