Dryer Electrical Connection 3 Prong

Nearly all homes built before this time featured either a 3 prong outlet or range outlet slightly different than a typical 3 prong dryer outlet.

Dryer electrical connection 3 prong.

This configuration did not include a dedicated ground connection. See below the difference between this diagram and the 4 prong outlet below is the addition of a neutral. The code requirement doesn t apply to houses built before 1996 though. Now a 3 prong outlet is outdated from modern electrical codes but is accepted if you already have one in your home.

Lets look a how the electric dryer is wired and what to do if your cord does not match the plug. A gas dryer plugs into an ordinary 120 volt electrical outlet and it has a cord fitted with an ordinary appliance plug. Help with electrical wiring for a 30 amp 3 wire dryer outlet. After this update all dryer receptacles are required to have four wires instead of three.

Make sure that the white wire is wrapped with black or red electrical tape at both ends of the cable to identify it as being a hot wire and not a neutral wire. One of the updates in the 1996 national electric code was to require grounding on 220 volt circuits such as dryer outlet wiring. Connecting 3 wire and 4 wire dryer cords. It wasn t until 1996 when the national electrical code nec was updated to require 4 prong dryer outlets in all new homes.

You may find yourself with either a 3 wire or 4 wire electric dryer or a 3 wire or 4 wire outlet. The dryer s equipment ground case ground was connected to the neutral conductor in the dryer cord and the household circuit. Existing homes may still use 3 prong outlets. The switch to a 4 prong outlet was due to a flaw in the 3 prong outlet design.

If your running a new circuit i highly recommend that you bring your outlet up to code and install a 4 prong dryer outlet. A 3 prong dryer cord was the standard for dryers prior to 2000. Instructions on how to install a 3 wire power cord to your dryer. 3 prong cord wiring for an electric dryer.

Wiring a 3 wire dryer outlet. Due to changes in the national electrical code nec recommended wiring for electric clothes dryer outlets changed in 1996 before the change dryer outlets were 3 slot devices that accepted 3 prong cords. Wiring a dryer wiring a 240v dryer.