Electrical device used to open and close an electric circuit.

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2answers
3k views

Why would the magnetic switch on my refrigerator door trip when the freezer door opens instead?

This is pretty strange: a few months ago I moved into a new apartment with a Fisher & Paykel refrigerator (freezer on top). It's a fairly basic unit, and until today it worked OK. This morning I ...
1
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2answers
152 views

4 way switch with only two switches

I just bought a 3-way dimmer switch for the kitchen. There are only two switches that switch the overhead lights. I went to take off one of them to install the dimmer and the switch had 5 wires (2 ...
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1answer
433 views

Troubleshooting 3-way switch

I'm having trouble with a three-way switch. (It may be 4-way, there are switches in my house I can't figure out). I don't recall if they ever worked properly. The light stays on regardless of the ...
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0answers
41 views

Dual relay motion sensor, only one relay active?

I have a bathroom with a fan and a light in it, the light is on one switch and the fan on another. Since the fan was an add on, they were put in a single gang box with two switches. I want to make ...
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1answer
531 views

Can I use a jumper from existing light switch to get power to 5 new lights?

I want to add 5 ceiling can lights. Can i use a jumper wire to jump from existing light switch to get power to new switch for can lights?
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2answers
5k views

Why does voltage still exists when a circuit is broken by a 3-way switch?

My parents got a ceiling light for my parents for Christmas, which I was tasked with installing. I don't know why I bothered to check the voltage before putting the new fixture on (and after taking ...
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0answers
135 views

Coast 3-way — does this conform with Code?

For those who aren't familiar, the California or Coast 3-way switching arrangement is a method of wiring a three-way switch circuit that is used when both a switched and an unswitched hot are desired ...
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1answer
123 views

Wiring a rocker switch with pilot light so light is on when switch is off

I have a single switch with a pilot light next to a two-function switch in a double gang box. They are both used to control a three function fan/light/night light in a bathroom. Everything is working ...
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2answers
58 views

Will this switch work for a lamp? [closed]

I'm building a custom desk lamp and was thinking of doing something "different" or "fun" for the switch. The lamp will look something like this with a few tweaks. The lamp will be used in the US. ...
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8answers
6k views

Home light switch circuit with 5 switches

I am new to the amazing world of electronics and am starting out small. I think... Early 2010, the wife and I bought a house that was built in 1979. Now I started replacing light switches and ...
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2answers
168 views

How should I attach the grounding conductor for a replacement switch?

I'm attempting to replace an old Leviton light switch with a new Lutron dimmer switch that connects to our house's Wink system. The old switch had 3 black wires attached to the light switch and no ...
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1answer
124 views

rewire ventilation fan to use pull chain instead of wall switch

I'm converting part of an unfinished space to make a darkroom. I'm installing a bathroom ventilation fan over the sink but there is no convenient place to install a switch for the fan. I purchased a ...
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0answers
54 views

Fan speed control with timer?

I'm looking for a device that will allow me to control the fan speed as well as have it timeout. In theory this might work if I used the output from the timer to feed into the dimmer, but it doesn't ...
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1answer
150 views

Can I add a three way switch to a light circuit when I only have access to light switch and it just cuts the power to the switch?

I have a light switch that controls 2 lights in the hall. The wire to the switch carries power to the switch with the black wire and the white wire carries the power to the light. I have access to ...
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1answer
104 views

Why won't my Levitron Z-Wave dimmer switch turn the lights off?

Recently purchased and installed a Z-Wave Dimmer switch which seemed to be an easy installation. However, the only way I can get the light to turn off is to enable the air gap on the switch. If the ...
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0answers
97 views

Fan plus light/dimmer switch problem?

Have a Lutron Dimmer Switch combo in a rental. It has a dimmer light button the top and a timer on the bottom for bathroom fan. This went out today and troubleshooting it didn't make sense. We ...
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1answer
5k views

Why doesn't my motion sensor light work?

I want to install a simple motion sensor (Lutron Maestro MS-OPS2) on a single pole switch in my garage. When I installed it the light would not turn off. The instructions (PDF) that come with the ...
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5answers
10k views

What kind of wall switch is needed for a natural gas fireplace to ignite consistently?

When we moved in, our natural gas fireplace worked well: Flick the switch & it would ignite. Years later, it started acting erratically: Sometimes, the switch worked, other times, no luck. We'd ...
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2answers
545 views

How can I remove the switches that control outlets?

In the house it seems that the original owner wanted all top outlets to be switched and the bottoms to be always on. I hate this and want to fix it. So I took all the outlets out from the one room. ...
0
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1answer
97 views

How do I change a single-pole switch to a timer with 4 wires?

I a want to change out a pole switch to a timer switch. All makes sense except, there are only two wires on the pole switch and 4 on the new switch. So I only have the white and black and no ground ...
4
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1answer
7k views

What can we use as a wireless switch for a ceiling light?

I removed a light/ceiling fan that had a pull string when we installed my son's bunk bed (we didn't want the fan blades knocking him in the head). We now want to install just a ceiling light. There ...
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0answers
50 views

How do I wire a switch when the wire colors do not match? [closed]

Black, Red and bare Ground at outlet. New switch has Black, Black, and a Green. Tried switching each black with a red and vice versa with no luck. Tried each black and left switch black and red ...
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1answer
2k views

How do I wire three 3-way switches in one gang box to three switches in another box?

I have two 3-gang boxes (with 3-way switches) to control 3 sets of lights within our kitchen. Since there are two entrances to the kitchen, I have a box at each door. My main question is how to ...
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0answers
98 views

Is an air pressure switch required for a whole house humidifier?

I've installed a Honeywell whole house humidifier. For the time being, I've left off the air pressure switch that goes between the humidistat and the humidifier. It appears to be working fine without ...
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2answers
811 views

Combination box/switch - two wires only

The original owner of our house had this wired apparently and the outlet has never worked. Plugging a device in turns off the overhead light. Wife wants me to use vacation time off to fix, but I'm ...
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1answer
100 views

Removing switch that turns on / off the outlet

I have an outlet which gives electricity only when corresponding wall switch is on. I need to remove the wall switch because I need to put a cabinet on it's place. How do I make the outlet permanently ...
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1answer
278 views

USB wall outlet charger not working

By not working I mean even when installed in the simplest configuration, it does some sort of low power pulsating. It will cycle between charging and not charging a USB device every half second or so. ...
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1answer
94 views

Replace stacked 3-way switched on separate panel circuit

I have a stacked (dual) 3-way switch controlling lighting in my home. The lights are on separate panel circuits, one for the foyer and one for the 2nd floor. The switch that is in the box (2-gang, ...
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3answers
609 views

How does an illuminated switch light up without a neutral

There are some illuminated switches that operate without a neutral. For a lamp that is lit when the switch is ON, I can envision a circuit diagram that has the switch lamp in series with the switched ...
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2answers
1k views

What's the best lubricant for a refrigerator water dispenser switch?

The water dispenser on my refrigerator sticks when you press it in. Sometimes it pops right out, and sometimes it stays in for 10-15 seconds. I've taken it apart a couple of times, cleaned it out, and ...
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2answers
64 views

3 way circuit options to indicate if circuit is active [duplicate]

I've got a couple switches controlling an exterior light which is not directly visible from either switch. That causes issues if, for instance, I am leaving during daylight hours and know I will be ...
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2answers
47 views

dimmensions of a decora insert

I am designing a temp sensor that I want to insert in a decora panel. I have googled this and cannot find anything from leviton and cannot tell if the size measurements on blank inserts include the ...
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5answers
3k views

Why do electricians prefer not to use the push-in connections on receptacles?

Why do electricians prefer not to use the back-stab or quick connect holes on switches and receptacles? If these were unreliable do you think they would be allowed by the NFPA and NEC?
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1answer
45 views

Is my two-way switch installation easily fixable? [duplicate]

I'm trying to fix an uncompleted installation of a two-way switch. One switch, the light and all the wiring have been installed by someone else, with whom we can't have any contact soon. I bought ...
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2answers
5k views

What about a light switch in the closet?

Okay you guys I have next question. And like all good questions this one begins with a story. I was reading the post about a nick in a wire and read a couple of you mention that light switch in a ...
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2answers
303 views

What type of switch will allow two lights to operate individually or all at once?

I have two sets of LED lights and I'm looking for a single switch that will allow for the following options: OFF LED set 1 ON LED sets 1 and 2 ON (both on) I don't have extensive training in ...
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2answers
7k views

Why won't my ceiling light turn off with the wall switch disconnected?

I want to install a ceiling light where previously only a box cover existed, no fixture. I connected the black wire to the black fixture wire, white to white, ground to ground. No other wires are ...
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2answers
95 views

Downgrading from a dimmer to a switch

I've seen posts about going from a switch to a dimmer, but not the other way around. I originally thought I could read those and do the opposite, but it seems that there are many ways houses can be ...
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2answers
89 views

Removing a leftover oil-burner safety switch?

When I converted from oil to gas heat, the contractors left the remote "emergency off" switch in the circuit. I've since been told that these are explicitly Not Recommended for gas furnaces. Is that ...
1
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1answer
141 views

How to wire three-way switches to light fixture with a fan?

I have a light fixture with a fan, and two switchboxes with space for two three-way switches each. I would like each switch box to have two switches, one which operates the fan and the other which ...
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0answers
57 views

Low cost wireless switch with current state function [closed]

I would like to know if there's low cost wireless swicthes like Hesunse or this, that could report current state wirelessly, if not how could i hack one of those switches to get current state through ...
1
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1answer
1k views

Why isn't this 3-way wiring working?

Below is a diagram that I drew to help me rewire a couple of switches. The left switch is a standard 3-way switch. The right switch Cooper 275W-BOX combination single pole and 3-way switch. The single ...
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1answer
520 views

Convert pair of 3-way switches to a one single-pole with neutral

I have a circuit controlled by a pair of 3-way switches wired like this: where there is 12/3 from the panel to the first switch box with the white not connected. I'd like to replace the switch in ...
1
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1answer
165 views

How can I wire a switch into an extension cord?

i am trying to make a extension cord with a kill switch in the middle thats going to be mounted to my desk, the cord has red(phase), black(neutral) and green(earth) wires, but the light switch has ...
2
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1answer
142 views

What can I do if I need another gang in a junction box but there isn't space in the wall?

I have a dual gang junction box installed in a space between 2 studs in the wall. I want to add swap the box for a 3-gang box to add another switch for a ceiling fan, however when I took the cover ...
4
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5answers
396 views

How would I wire a thermal circuit breaker and switch together?

I want to wire a circuit breaker and switch to a GFCI and some other outlets. This is for power outlets on a work bench. Something like: I have this for a circuit breaker: and this for a switch: ...
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1answer
243 views

How do I wire a switch with 9 wires in the box?

I have an odd wiring situation at one of my switches, and like a rookie took it all apart before taking a picture. I have 9 wires running into the box, 3 white, 3 black and 3 ground.The switch is a ...
2
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1answer
64 views

How do I wire this Leviton switch?

I have a new Leviton Decora Switch with built in pilot light (Catalog # 5618-2W). I want to replace a switch currently connected to two black wires. Three sets of wires come into the box. Each set ...
10
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1answer
10k views

How exactly does a 3-way switch work?

I just finished replacing all of the switches and outlets in my apartment, after fighting a long war with a weird 3-way switch. Needless to say, I won, but I'm still trying to grasp the concept of how ...
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1answer
140 views

How do I wire challenging bath situation

I have opened up my bath with studs and ceiling exposed. I have one power source going into the room. I have : Ventilation Fan/Light/Night light 3 switch for one gang box Vanity light that I wish ...