If the light is controlled by two switches be sure to buy a three way dimmer switch. Since they are all currently up down flip switches do i need generic replacements and a new panel for these that match the.
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Installing a dimmer switch with multiple switches. On this page are several wiring diagrams that can be used to map 3 way lighting circuits depending on the location of the source in relation to the switches and lights. For lights that have multiple switches one on north and one on south wall for same light do i need two smart switches for the one light. Any electrician will tell you that this will not work for a regular double switch three way circuit. A good rule is to not exceed more than 80 of the rate maximum for the dimmer switch. There are three switches on many of these panels. Before removing the switch be sure to mark which wire is common.
It is not unusual for the wires inside of an outlet box to be covered by spray paint from the initial construction of a dwelling. When using a 3 way dimmer switch you should only have one dimmer on the circuit. Humming or buzzing dimmed lights. That will be the one on the odd colored usually dark gray screw. Identify the light circuit turn it off and tag it with a note before working with the dimmer switch wiring. One for an outlet one for the lights and who knows what the third is for.
See buying a dimmer switch below for more details if you have a double box for two switches calculate the required box size and install a larger double box if needed. If not you will have to put the dimmer you purchased on one of the 3 way switches spdt of which there are two in the circuit. 3 way dimmer switch wiring diagram multiple lights. When installing dimmers for 3 way switches remember to buy a special 3 way dimmer switch it will say at the store and on the package. Multiple switch wiring 3 way and single pole. The other switches you can have more than one must be on off switches only.
It doesnt matter if you reverse the two switch wires to a single pole dimmer. Screw the dimmer to the box with the screws provided. Also only one switch in this setup can be on a dimmer. In this setup the light level is controlled from a single location whichever light switch you replace with the dimmer switch. However you can set up specialized two way dimmers using a master and slave switch. The spdt 3 ways will have only 3 wires plus ground.
Wiring of 3 way light switches is certainly more complicated than that of the more common single pole. Also included are diagrams for 3 way dimmers a 3 way ceiling fan switch and an arrangement for a switched outlet from two. Two dimmers may be installed to control one or more lights as long as the dimmer switches are compatible with each other such as one being the master and the other being the slave. Unlike 3 way dimmer switches which cannot support multiple dimmers on the circuit multi location dimmer switches allow for dimming controls in more than one location. Installing the two way dimmer switch traditionally you cannot dim a light from two different switches as it will cause a conflict in the circuitry. To make sure no one switches off the not smart switch leaving me unable to use smart functions on it.
Finish the job by installing the cover plate and turning on the power to test the new dimmer. Three way switches allow for controlling a light fixture from two separate locations these are usually used at the top and bottom of a flight of stairs or at two different entrances to a room.
Gallery of Installing A Dimmer Switch With Multiple Switches
