Electrical Wiring

1
Electrical Wiring

• Three-Way Switches

• From foukeffa.org
• Written by James Hall
• Mountainburg, AR
• GA Ag Ed Curriculum Office
• To accompany the Georgia Agriculture Education
  Curriculum Course 01422 Unit 6
• July 2001

2
Three-Way Switch
3
Wire black (energized) wire from the breaker to
the outlet
4
Wire black wire from the the breaker box to the
common terminal.
5
Wire the black wire to the other common terminal.
6
Wire black wire from the common terminal to the
dark colored screw on the lamp.
7
Wire the white (neutral) wire to the neutral bar
in control panel.
8
Run white wire to the first box.
9
Connect White wires in first box.
10
Run white wire (neutral) to the second box.
11
Connect neutral wires
12
Connect neutral wire to silver colored screw on
lamp.
13
Connect Black Traveler wire to the first switch.
14
Connect Black traveler wire to the second switch.
15
Connect red traveler wire to the first switch.
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Connect Red Traveler wire to the second switch.
17
Connect Ground wire to the ground bar or neutral
bar.
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Run ground wire to first box
19
Connect Ground wires
20
Splice short piece of ground wire to ground wires
and connect to box.
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Run ground to the second box.
22
Connect ground wires
23
Splice short piece of ground wire to ground wires
and connect to box.
24
Connect ground wire to the octagon box.
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Three-Way Switch

• The following is how you attach the ground wire
  with a ground screw on the switch

26
Connect Ground wires just as you did before but
the third wire attaches to ground screw.
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Wire Type
12-2 w/g 12-3 w/g 12-2 w/g
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Three-Way Switch (Switch Loop)
Mark white wire black