Questions tagged [switch]

For questions about switches, i.e. electrical devices used to manually open and close an electric circuit on a routine basis.

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2answers
2k views

Looking for triple 3-way switch [closed]

Where can I find a triple, 3-way switch (toggle style) were all of the switches are 3-way. All triple switches I find only have one 3-way, the other two switches are single pole. Here’s why I need a ...
-1
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1answer
2k views

Help wiring 1-pole switch + USB in single outlet

I have the two products below and I need them to go in a single gang box that used to be a simple 1-pole switch. Product pages: http://www.legrand.ca/adorne/select/switches/aspd1531w8.aspx http://...
13
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6answers
10k views

Identifying Wires behind Light Switch

I am trying to upgrade my rocker switches to Smart Switches and ran into a problem identifying wires behind the old switches. It seems that the old switch is connected with a ground and 2 white ...
13
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5answers
11k views

Do I NEED to use correct colors when wiring always?

What I am wondering is if there is any code that is violated if the wrong colors are used in wiring outlets? For example, it is standard to use white as neutral and black as power but if I only had ...
11
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2answers
90k views

Is it ok to wire light switches and lights with 12/2 cable?

It sounds like light switches and lights are usually wired with 14/2 cable. Is it okay to use 12/2 cable instead? Would I need special switches?
8
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1answer
50k views

What type of wire should I run when updating a ceiling fan?

I started to change out my ceiling fan and noticed the support brace is actually laying on the drywall and not firmly attached to a beam. I also noticed the new fan has a blue wire where the wiring in ...
7
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5answers
7k views

How to turn a pump on or off from any of 12 switches

I have a water pump at my home that I want to connect to 12 switches, so that each one of them can turn the water-pump on/off. Can it be done? Thank you!
6
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3answers
1k views

Can I use metal masonry device (switch) boxes in a stud wall?

I am installing new wiring and need to place 5 lighting switches in one location (yes, I understand the problems/issues of confusion, etc.). These will all be 3-way switches, non-dimmable. I plan on ...
5
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4answers
6k views

Concerns about replacing a worn out light switch

Our home is about 3 years old. New construction. New parts. The main lights in the kitchen are a 4-way circuit (3 switches, + lights). Since we primarily come into the room from one side, one ...
5
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1answer
2k views

How do I wire a switch/receptacle combination?

Here's my current situation. I've got 14/2 to the ceiling. The hot wire has a runner, which runs down to the switch, and the other wire is a switched hot, back to the light. The other side of the ...
4
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2answers
16k views

How do I replace a single pole light switch with a programmable timer switch?

We have a light switch box containing three single pole switches (no ground terminal) in the foyer near the front door. I would like to replace the light switch controlling the porch lights with the ...
4
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1answer
15k views

How to add GFCI to a box with one outlet controlled by a switch?

I'm pretty inexperienced when it comes to electrical work, though I do know my way around a circuit diagram, thanks to some EE courses in college. I think this is one I can do myself, I just would ...
3
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2answers
4k views

How to identify the purpose of this switch?

I have three switches in a box. One controls the light on the ceiling fan and one controls the ceiling fan. I cannot figure out what the third switch is used for. I thought it might have controlled ...
3
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2answers
1k views

2 gang boxes installed side-by-side; How do I fix this?

Recently I took a wall plate off a 4 switch box to paint the wall. When I did this, I found that the wall plate was being held on by paint alone. It appears that 4 light switches were installed ...
3
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1answer
942 views

Timer for house ventilation switch - high/low voltage wiring

I have a home ventilation switch that I would like to wire a timer to. This switch is located in my upstairs hallway, and when flipped it turns on the furnace fan blower and the main bathroom exhaust ...
3
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1answer
20k views

Can I replace two light switches with a single light switch?

In my basement family room I have two sets of track lighting on either sides of the room. Each set is controlled by it's own dimmer switch, and both dimmer switches are in the same box in the wall. ...
3
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5answers
929 views

How can I 'share' lights between multiple circuits?

I am installing a rectangle of 3 x 4 recessed can lights in the ceiling and would like to have 4 separate circuits where each individual row of lights can be illuminated by its own switch. This means ...
3
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1answer
280 views

How do I make two wall switches work in coordination, wirelessly?

I remodeled my kitchen and added under cabinet lighting. The under the cabinet lights are controlled by a wall switch on one side of the kitchen. The overhead recessed can lights have a switch on ...
3
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3answers
533 views

Why can I not turn off my ceiling lights?

Three ceiling lights which worked for years, cannot be turned off. There are three switches, each of which controls all three lights (they are all on or all off). Is there a simple fix or must I ...
3
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1answer
2k views

What are switches activated by a closet door called?

My father-in-law set up all of his closet lights to turn on and off when the door opens. He used a switch that was apparently designed for that purpose, with a largish contact switch that turned on ...
2
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1answer
12k views

How do I know if a ceiling fan with light and the switch are wired correctly?

There was a old ceiling fan with light and remote in a bedroom of my house that didn't work. It also had a switch with 2 knobs that pushed in and turned labeled motor control and 300 w perm instld ...
2
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2answers
4k views

Is it safe to replace a Furnace pressure switch with a different one?

So I had some problem with my gas furnace and a technician came by to install a new one but it doesn't have the same rating and only has one tube instead of two. He assures me it's fine but I thought ...
2
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1answer
663 views

Adding new lights to a switch

I have a single light controlled by a switch in my garage. It's really pathetic, so I decided to add some shop lights to the same switch. Upon opening up the light wiring box, I found not 1 but 4 ...
2
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2answers
3k views

Electricity passes through a bulb holder, even when the switch is off

In my home, electricity passes through a bulb holder even when the switch is off. I heard that happens due to 3-way switches. Could anybody tell me if it is okay or worth worrying? Update Let me ...
2
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2answers
238 views

Replacing attic light switch with Leviton combo

I want to replace and old Leviton attic light switch with a Leviton combo switch/outlet. The junction box has two Romex cables in and one out to the current light. The two in have each a black wire ...
2
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1answer
30k views

How do I add a light fixture to an existing 3 way circuit when the existing one is powered directly?

I am trying to add another light fixture to an existing 3 way circuit. The power source feeds to the ceiling light fixture which is connected to the first three way switch using a 2 wire cable. That ...
2
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1answer
407 views

What year did the NEC (US) require all new construction switches and outlets to have ground screws?

I just opened up the garbage disposal switch in my condo built in 1977 in the US. I believe this is the original switch, and therefore I will be replacing it right away with a new switch that has a ...
2
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1answer
4k views

Can I install a dimmer switch on a 2 way circuit?

I have a 6 lights controlled by 2 normal switches (2 Way Circuit). I want to replace one of the normal switches with a dimmer switch. Is this possible?
2
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3answers
24k views

Is there such thing as a 4-way dimmer?

I have a 4-way switch I want to replace with a dimmer. I understand I can put the dimmer at one of the other 3-way switches, but they're more out of the way. Does such a device exist? If not, what ...
1
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1answer
110 views

What device allows me to recover a hot wire from two travellers coming from a 3-way switch?

At some spot (call it, say, S1) I have a 3-way switch with two incoming travellers from another 3-way switch downstairs (say, S2) and for some reason I cannot easily rewire things between S1 and S2. ...
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5answers
11k views

How do I take a live wire off of a two way switch?

if I know how to take the live wire off then my job is easier.
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1answer
110 views

Can an arcing switch damage the breaker or cause a fire?

I live in a 1980s mobile home with light switches and breakers as in the picture. If the switch is arcing or if the switch is held between on/off for a few seconds can this damage the breaker? The ...
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1answer
1k views

Can I use a switch loop to power a ceiling fan?

Need your help, please. I have a single pole switch that controls the wall’s receptacles. It has one 14/2 cable, white/black/ground, where the white is hot. I would like to install a ceiling fan. I ...
1
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1answer
148 views

How to wire a switch-controlled GCFI but retain downstream protection even with switch off

I'm wiring an outbuilding and would like to put GFcI first for downstream protection. Only catch is that the first outlet (the one I want to be a GFCI) needs to be controlled by a switch because its ...
1
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2answers
119 views

Confusing ceiling fan wiring

Long story short, moved into this house 2 years ago, 2 gang switches in bedroom, one for ceiling fan and light, one supposedly for switched outlet. Finally got around to finding which outlet was ...
1
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1answer
656 views

Leads from wall fan control switch are aluminum wire?

My new house in the US has a Harbor Breeze combination fan/light switch with a remote control as seen here (different brand is shown, but it's basically identical). While checking some wiring (...
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1answer
159 views

What does this shutoff switch in a 100 year old house control? Located in plaster wall near top of basment steps

This shutoff switch, near the top of the basement steps in an old home confounds us.
0
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1answer
347 views

Two switches, two lights, one light always on.

I would like to use two switches to operate two lights, where as one light goes off the other light goes on so there is always one light on. When you flip either switch one light turns on and the ...
0
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2answers
552 views

Replacing a switch where power comes thru the fan to the timer switch, with only 2-wires? [duplicate]

I can see an answer where it suggests a 3-wire run from the fixture but I'm hoping to use existing wiring and it only has black and white wires coming from the bathroom fan to the old timer switch. ...
0
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2answers
53 views

How do we wire a new bathroom exhaust fan to our bathroom?

In our attic we have a junction box that has the power wire connected to a hallway ceiling light. Can we tap into that to get power to install a bathroom exhaust fan? We would be putting in a double ...
0
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1answer
794 views

Controlling two fixtures on same circuit independently

I currently have an existing loud bathroom and a ceiling light on he same circuit. The wiring goes from the switch to the ceiling box and then to the fan. Both of these are controlled by the same ...
0
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3answers
200 views

Installing a Smart Light Switch

I would like to install a Smart Switch (in the UK). I am confused regarding what wires go where and the fact that this requires a neutral wire. This is the back of the new switch: Although I know I ...
0
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1answer
195 views

Light switch wiring

hi all, went to replace a dimmer with a conventional light switch and found this wiring, it's different to what I've seen before (I'm a bit of a novice and can do basic wiring). Anyone able to point ...
0
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2answers
98 views

I am replacing a ceiling fan in a bedroom and the wiring in the receptacle is confusing me

I am replacing an old ceiling fan and combination switch in a bedroom in my house. I am trying to connect a new switch that controls both functions (fan and light) separately, as well as a dimming ...
0
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3answers
2k views

How do I install a dimmer switch?

A friend was trying to help me install new dimmer switches and instead of disconnecting one wire and putting it on the new switch, he just cut the wires and couldn't figure out how to put them back. ...

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