Dryer Power Cord 4 Prong Installation

Connect the white cord wire to the center neutral terminal.

Dryer power cord 4 prong installation.

Existing homes may still use 3 prong outlets. The 120 volt service is for the dryer s timers sensors and other electronics while the 240 volt service supplies power to the heating elements. Remove the screws holding the terminal block access cover and pull off the excess cover. In todays video we are taking a look at how to install a 4 or 3 prong dryer wire.

Always remember safety is the number one thing. This project shows you how to install a new four prong dryer cord for use with a four slot outlet which has been the standard for more than 20 years. Wiring for a 4 prong dryer receptacle. During installation you can also refer to the insulation diagram provided for you located near the terminal.

Connect the new 4 prong cord. Connect the green cord wire to the ground screw. Install the new 4 prong cord by inserting the loose wire end through the hole in the dryer s back panel and making the following connections. The switch to a 4 prong outlet was due to a flaw in the 3 prong outlet design.

Install a ul listed strain relief into the power cord through hole and then thread the three wire power cord through the strain relief. The national electrical code currently requires 4 prong dryer outlets in all new home construction. Alternatively if your house has an old three slot dryer outlet you can install a three prong dryer cord on your new dryer to make it compatible with a three slot dryer outlet. A 4 prong dryer outlet is wired as a 120 240 volt circuit.