What you could also do is to put a dimmer switch on the common line leading into a pair of three way switch. Remove the two screws that secure the switch to the wall box and gently pull the switch out.
If you put one dimmer switch on each end outside of each of the three way switches you would have to have both dimmers on and the end result would be a reducing of the power of the light by the sum of the two dimmers so if all you want to do is to reduce the strength of the.
Dimmer on 3 way switch.
Remove the cover plate from the switch. Types of 3way and 4way dimmer switches brands such as lutron which have the maestro series of switches are perfect for this type of multiple switch application. Fully explained wiring instructions and wiring diagrams can be found here in the 3 way switch area here in this website. Step 2 take off the cover. Turn off the power to the circuit. These dimmers are also known as wall dimmers and light dimmers.
Step 3 unscrew. Double check with a voltage tester that the power is off. Be sure to check compatibility of your wiring configuration with the 3 way dimmers that you purchase. This would turn on and off the whole system as well as have the possibility of reducing the light level. Either one or two standard 3 way dimmer switches may be used to control the chandelier light fixture. Pre wire dimmer switches most 3 way dimmers come with pre wired leads that are color coded and explained below.
Follow these steps to replace an existing three way switch with a three way dimmer switch. Step 1 turn off power. Installing multiple dimmer switches when there are multiple dimmer switches you will need to install dimmer switches that have a master switch and one or more slave switches. Basic 3 way dimmers switches a 3 way dimmer switch is very similar to a regular 3 way toggle switch except for the electronic unit which performs the actual dimming function.