3 Wire To 4 Wire Dryer Plug

The older 3p 3 wire dryer circuits are still legal and safe to use so there s no need to rewire your dryer branch circuit to install a new dryer that came equipped with a 4 wire appliance whip wire.

3 wire to 4 wire dryer plug - Therefore the dryer s neutral was tied to the ground connection on the metal case of the dryer. In todays video we are taking a look at how to install a 4 or 3 prong dryer wire. Newer dryers however have a 4 wire cord with a 4 prong plug. In 1999 the national electric code began requiring all dryer receptacles to be the 4 prong type for increased safety but homes built prior to that time used the older 3 prong variety.

If you ve wondered how to convert a 3 wire dryer electrical outlet to 4 wire dryer outlet then wonder no more. It s much easier and much less expensive to replace the 4 wire whip with a 3 wire whip. The key difference in the wiring configuration between 3 prong and 4 prong cords is that with the older setup the 3 prong cord has only two hot wires and one neutral wire there is no separate ground wire. Let s talk diy electrical wiring tips.

Three prong cords and 3 slot outlets were once the norm but since 2008 article 550 16 a 2 of the national electrical code nec has stipulated that connections for electric clothes dryers must be made with a 4 conductor cord and 3 pole 4 wire grounding type plugs or by type ac cable. However in new construction the installation of kitchen ranges and clothes dryers requires a 4 wire cord and plug. If your dryer has 4 prongs and needs 3 try the one about changing a 4 prong dryer cord into a 3 prong cord. An electric dryer on the other hand heats the air with electric heating elements and runs on 240 volt current which requires a much different outlet receptacle and a special heavy duty appliance cord with a unique plug.

Always remember safety is the number one thing.