3 Way Switch Diagram Pdf. One 3 way switch must have the circuit power supply ungrounded conductor aka hot attached to its common screw and the at the other end of the. Diagram 1 above shows the electricity source starting at the left 3 way switch.
3 way switch wiring diagram. Take a closer look at a 3 way switch wiring diagram. If there are any 4 way switches connect the four wires together at all the 4way switch locations as in 4 way all example previous.
To get started take a look at the first diagram below.
At one of the 3 way switch locations connect the three switch wires together as in 3 way 2 of previous example. Use black and red wires to connect traveler or brass colored terminals of the first switch and the second switch it doesn t make any difference if it s in parallel or in cross. It shows the components of the circuit as simplified forms and the power and also signal links in between the gadgets. With any 4 way switch circuit a 3 way switch must start and end it you may have as many 4 way switches between 3 way switch 1st and 3 way switch last.
