3 Way Switch Only Works When One Switch Is On

I have a 3 way switchOne of the switches only works when the other switch is in the on position. This new switch only works when the other switch is in the up position.

How To Wire A 3 Way Switch Wiring Diagram Dengarden

There are also four-way five-way and a gazillion-way circuits.

3 way switch only works when one switch is on. Wired up a 3 way switch. So if power is going to the first common and the first switch is Up then power goes down the top traveler until it gets to switch 2. When Switch A is in the up position Switch B and the lights work fine - when Switch B is up the lights are off - when Switch B is down the lights are on.

Viewed 3k times 2. Switch a works regardless of position of switch b. Switch b only works when the light was first turned on by switch a.

For the output 1 means the light is on and 0 means the light is off. With 3-way switches the table should look something like one of these. This is because many aspects of the three-way switch can differ drastically from the standard pole switch.

I thought the fact that it was a lighted switch had something to do with it so I just tried it with a regular switch. Start by turning off the power to the switch circuit at the circuit breaker. Well he has a neutral at the switch with the light according to what he said above.

Both of the switches will only turn the light on sometimes. In this case the traveler wire and load wire were swapped and repairing the circuit involved switching them back. If you examine one of these devices youll notice that the body is much larger than a single-pole switch.

Since you have a 3-way circuit that uses two 3-way switches one at the top of the stairwell one at the bottom of the stairwell. Some things to know. This is known as the common screw and its usually black instead of brass or silver.

Start date Mar 28 2012. You cannot use dumb 3-way switches with smart switches You must purchase the matching GE add-on switch to wire with your GE smart master switch. Be sure the wires are NOT touching anything and the bare copper ends are sticking out of the boxes and not touching anything.

Disconnect all the wires from BOTH switches. Thanks for any help. Ad Find China Manufacturers Of Kvm Switches.

In a smart switch 3-way configuration a smaller charge is looped through the add-on switch. I know its something silly but before I spend the next 30 minutes wiring running downstairs power on check repeat thinking someone might be able to immediately recognize this issue. Stairwells hallways and large rooms with multiple access are all candidates for 3-way circuits.

3-way wiring for smart switches is different than standard 3 way wiring. The way a 3-way switch works is that there is no On and Off. One of the wires in the two three-way switches is ALWAYS hot assuming the circuit breaker is on.

The best way to do this is to designate one switch as A and one as B then say up is 1 and down is 0. Another dead giveaway of a three-way switch. A 3-way circuit is a lighting circuit that allows one light fixture to be controlled by two wall switches in different locations.

Two 3 way switches only one works. For 20 years. A three-way light switch is different than a traditional single-pole light switch as it contains an extra screw to connect an extra wire.

Active 5 years 6 months ago. Three way switch works as as one switch is in the up position. Then follow the input values in the table and log the output.

There are many ways that a three-way switch can be wired but usually power or the light fixture connect to the load side of the switch and traveler wires run between traveler screws on both switches. I have 3 way switches at the top and bottom of the stairs operating two cans in the ceiling. So if you tie the neutral through to the light cap off the hot on that side and dont use it you now have the neutral you need at the light.

When the switch is Down it connects the common and the bottom traveler. Importantly changing a standard switch for a three-way switch isnt necessarily a straight-forward process. Ad Find China Manufacturers Of Kvm Switches.

Ask Question Asked 5 years 6 months ago. I have tried every possible combination on my own but still cant get it to work. 4 way switch with only two switches.

When the other switch is in the down position the new one doesnt work at all. 3-way switch half works I have two switches that control four recessed lights in my mud room. The only reason you need to use a 3 wire is to send the neutral to the other switch so it can send it to the light.

Light switch works intermittently Thread starter Merlin803. If this switch is in the down position the second switch - Answered by a verified Electrician. When the switch is Up it connects the common and the top traveler.

How To Wire A 3 Way Switch Wiring Diagram Dengarden