How to Convert a 3-Prong Dryer Outlet to a 4-Prong
When discussing electric dryers, a pigtail refers to the cord that extends from the back of the appliance. Outlets and plugs for 240-volt appliances come in a variety of configurations that depend on the current rating of the circuit breaker. Since most dryers operate at 30 amps, there are only two possibilities for dryer pigtails — a three-prong configuration and …