Outstanding Switching Dryer From 4 Prong To 3
The switch to a 4 prong outlet was due to a flaw in the 3 prong outlet design.
Switching dryer from 4 prong to 3. Dryer cords are usually a maximum of six feet long as the code requires that an outlet be close to the. This has the potential to allow a current to find its way onto the ground wire. This creates a separate return path for unused current.
The 4 prong dryer cord is comprised of two hot wires a neutral wire and a ground wire. It is entirely. It is curious that a four wire cord had that jumper and that the green and white were terminated together.
Tools you will need buy milwaukee driver kit https amzn to 2o4qduxbuy phillips power bit https amzn to 2paletmbuy milwaukee screwdriver https amz. Leave the ground jumper where it is going from the center terminal to the frame. However if you have moved into a new house or apartment that has a 3 slot dryer outlet then you might want to change out your 4 prong cord with a 4 prong in order to make use of that existing outlet.
Without a ground the new three wire cord has no other way to ground the frame of the dryer. Connect the outer two wires the hot wires on the cord to the outer two screws terminals one on each screw. Thread the loose end of the three prong cord through the hole in the electrical connection box.
It is therefore somewhat rare that you would want to change a 4 prong cord on an electric dryer to a 3 prong cord.