Dryer Plug Converter 3 To 4 March 7, 2019 Easy Way to Convert 4 Prong Dryer Cord to 3 Prong Outlet . One common electrical problem is when the dryer has a 4 prong plug yet the outlet has 3 prongs. Learn how to convert the plug or the outlet. www.pinterest.com Ceiling Fan Speed Control Wiring Diagram3 Pole Contactor Wiring DiagramWhite Rodgers 1361 Wiring Diagram8 2 Low Voltage WireWhere To Connect C Wire On Furnace6 3 Romex4 Wire Circuit Breaker3 Prong Wall Outlet