For various reasons extension cords can become damaged. Replacing the male or female plug on a cord is far less expensive than replacing the entire cord and its easy to do.
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Wiring diagram for extension cord plug. The wire that goes to the narrower prong has a smooth plain surface or is gold in color. This might include bent or missing prongs on the plug cracked or broken plug or receptacle bodies or cuts in the cables neoprene jacket. Long extension cords especially outdoor ones can be costly and though they should work for years the plugs often wear out before the cords do. Replacing the male or female plug on a cord is far less expensive than replacing the entire cord and its easy to do. It is a lengthy flexible electrical cable with a plug at one end and multiple sockets on the other end. Remove all electrical power from the extension cord before performing any service to the female plug.
Wiring diagram for 3 wire extension cord this wiring diagram shows so i ran an extension cord and checked the voltages between the outlets. An extension cord also called an extension lead or power extender is a power supply expanding the box. Perhaps the most common damage comes from pulling out the cord by the cordnot the plug. Heavy duty plugs attach to wiring by inserting the wire in the hole next to a screw. And each of the sockets is. Extension cord wiring diagram.
Wire the opposite end of a three wire extension cord in the same manner with a female plug. Eventually this stretches out the cord wires and separates the sheathing or outer jacket from the plug exposing the cord wires. The main thing to remember is to buy a plug designed for the wire gauge of the cord. If the cord is damaged it should be replaced in its entirety with a new extension cord. To see if a cord is working properly plug it into a three prong receptacle. Then fit a plug in circuit tester onto the cords other end.
Buy a polarized replacement plug that is one that has a normal prong and a wide one. Maybe you accidentally rolled the electric lawnmower over it causing some major damage or maybe you drove over it with the car causing only slight damage like a nick in the outer insulation. If the cord is translucent the neutral is silver. Itll have ribbing a sharp ridge or printing on it. How to repair a damaged extension cord. Inspect the extension cord for signs of physical damage.
Inspect the length of the extension cable for any signs of cracked insulation or exposed wires. The testers lights will indicate whether the wires are hooked up correctly and the cord is grounded. Extension cords can be damaged in many different ways from dragging then along the ground to running over them with vehicles or closing them in a door. By admin published april 16 2017 updated january 31 2019. Reassemble the replacement plug and tighten the screws holding it to the cord. When the screw is tightened on the side of the hole it draws the wire into the hole as a worm gear.
The results surprised me. The neutral line on the lamp cord is the one thats odd.
Gallery of Wiring Diagram For Extension Cord Plug
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