4 Prong Plug Wires Diagram. The old appliances used with such an outlet had a jumper between neutral terminal and grounding lug. How to wire a 6 pin round trailer plug.
Traditional trailer with brakes use. Print the wiring diagram off plus use highlighters to trace the signal. This is a 4 wire outlet.
I was trying to assist a friend with a 220v water pump at a lakeside campsite.
Image shows 2 hot wires with ground. Traditional trailer with brakes use. This is a 4 wire outlet. The wires are colored differently using white for ground green for right turns and brakes yellow for left turns and brakes and brown for the tail lights.