4 Wire Switch To 3 Wire. Lastly run a length of 2 wire romex from the second 3 way switch to the ceiling light. Go to the 4 wire junction box and remove the junction box cover by unscrewing the two or four screws which hold.
Changing dryer cords from 4 wire to 3 wire tools and materials. With the appliance unplugged use a nut driver to remove the electrical connection cover. Install the 3 prong cord.
Now run another length of 3 wire romex from the 4 way switch location to the second 3 way switch location.
Get it as soon as tue feb 2. Lastly run a length of 2 wire romex from the second 3 way switch to the ceiling light. Now run another length of 3 wire romex from the 4 way switch location to the second 3 way switch location. Instead of running a separate pigtail from the hot wire to each switch just leave the hot wire extra long.