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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26 views

What light bulb to get

I need to get a few light bulbs for my house. My bedroom has this adjustable dimmer switch. The one I just had in my bedroom has been flickering and buzzing since fitted so I think it may have been ...
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23 views

3-way switches in a circuit have three hots when light is on rather than two. Does this make sense?

I'm trying to understand how a circuit in my home that has two 3-way switches and a light is working as I need to install a similar set-up elsewhere. From all I've read, I would not expect the ...
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1answer
49 views

How to diagnose an occupancy sensor that always detects motion?

I've had a Lutron Maestro MS-OPS2 installed in a closet for 3 years and it has worked flawlessly. Recently it started turning on and staying on. To my knowledge, nothing has changed. I can manually ...
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1answer
41 views

One hot white wire in a switch box?

I have switch box that controls my under cabinet lights. I was replacing the lights themselves and had issues with them working, started troubleshooting and found that there is a single hot white wire ...
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1answer
27 views

Replacing an Intermatic EJ351 mechanical light switch timer with a wifi Smart Switch KS-602 timer in 1935 house

In the entry way of my 1935 home, there is a double switch box. One switch is a basic,two wire light switch controlling the indoor entry light. The other switch is a mechanical Intermatic EJ351 timer ...
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3answers
83 views

Could someone check this wiring diagram for outlets/switch?

Renovating the garage and replacing the lights with ceiling outlets and eventually plug in LED lights. I'm going to install a single smart switch to control these lights from one end of the room and ...
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0answers
30 views

Upstairs and downstairs lights acting in unison(all on OR all off), how can I seperate them? (photos in link)

Link to photos here. To some frustration in our home, the current setup results in both lights acting in unison. If I want to turn on the ceiling fan/light in the foyer (1st floor), it defaults in ...
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1answer
38 views

3 way switch conversion to single pole to separately control an additional light fixture

i currently have a 3 way switch with power coming in from a 14/2. there is a 14/3 going to a second 3 way switch with a 14/2 then going to a light fixture. there are white neutrals connected to each ...
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1answer
37 views

How do I wire my bathroom fan with a new switch?

I'm trying to install a bathroom fan on it's own switch. There is a hot cable with a black, white, and green from a previous light fixture in the spot that I want to install a fan. This hot cable is ...
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1answer
44 views

GFCI with three lines

I am replacing a receptacle (rec) in the kitchen by a GFCI. The receptacle (I think strangely) is controlled by a switch (light) on the exhaust hub (where there is also a fan switch). When I took the ...
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2answers
94 views

Switch for dishwasher

Can I install a switch for my dishwasher? The dishwasher is on a 15 amp circuit. The plan would be to take the existing dishwasher wire run it to a box in the sink cabinet and place it high on the ...
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1answer
30 views

Wiring receptacle(s) controlled by a switch

OK, here is a problem that I need solved: To connect indoor (double) receptacle and a switch to an outdoor (porch) single receptacle so that the switch will control when the outdoor receptacle is on ...
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0answers
23 views

Light Fixtures will not work, even though I have power

I have two pendant light fixtures in my kitchen hooked to 3-way switches. One bulb burned out and while replacing that bulb the other blew out. I've replaced both bulbs, but get nothing. I removed the ...
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4answers
4k views

What should I do with a powered switch that seemingly does nothing?

In my house, I fortunately have a well-labeled circuit breaker. There are a few rooms that could be better named, but it's fine. As such, it's very easy to identify almost every switch and what it ...
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0answers
18 views

Replace light switch with smart switch, existing wiring used to be three way

There is a light switch that controls some recessed lighting that I want to replace with a smart switch https://www.belkin.com/us/p/P-WLS040. The old light switch is a three way switch that is wired ...
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0answers
44 views

Wiring a light switch and power outlet independent from each other

I just bought a light switch and power outlet in a single box. I've wired it following the instructions, but it doesn't work the way I want it to work. When the light switch is turned off and a power ...
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1answer
18 views

Switched receptacle to fully powered receptacle withuot losing light function

I have a bathroom receptacle that is controlled by the light switch. How do i PROPERLY separate the switch from the receptacle so as the light still works from the switch but the receptacle stays ...
4
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1answer
83 views

Adding outlet to existing outlet controlled by switch

I've got an existing circuit of outdoor receptacles, and only one of those receptacles is controlled by a light switch. I want to add another receptacle, so that it's also controlled by the same light ...
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0answers
18 views

Ceiling Fan with remote not turning on properly with wall switch

Installed Arrano Ceiling Fan w/remote. Light was flickering so I replace dimmer wall switch. Now light will not go on until I turn switch on then off then on again
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51 views

Need replacing simple light switch

so I need to put a switch in here, but all wire are black so i dont know which wire will go where. just to give a context, this set of wires WERE used to turn on/off 3 light bulbs. so the 3 wires ...
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2answers
36 views

Replacing Light Switch (NZ)

Need help replacing the old double switch (top two photos) for the new smart switch for my Grandma so she can have the lights come on at dusk till Dawn for security.
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3answers
81 views

How to wire a switch with two black wires and one yellow wire?

I'm new to the DIY community. I'm currently working on changing my switches to smart switches. I've done two single poles successfully but now I have some trouble with this one. This is my bedroom ...
2
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1answer
45 views

Can a dimmer switch be on the same circuit with outlets?

Can a dimmer switch be on the same circuit as outlets (with some of those being GFCI)? I've seen questions where the outlet was wired on the load side of the dimmer switch, but is this the same if the ...
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2answers
38 views

Changing a 3 gang Australian switch loop light switch to a Smart switch with no neutral?

I actually have an identical issue to this one HERE, except for the fact my triple smart switch only has four connections, and L1, L2, L3 & L (see below), so I'm pretty sure I have the right ...
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1answer
76 views

Replacing 39 year old wall switch

Replacing 30 year old light switch with new light switch assembly need help with the wiring identification (-; thought this would be similar to replacing outlets but all the wires are black so I am at ...
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1answer
58 views

Replacing a on/off switch with dimmer

I currently have the following switch in my dinning room. I would like to replace it with a dimmer. This is how it was configured originally. When I tried to replace the original with the dimmer it ...
0
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1answer
54 views

3 Lights, One Switch, Power at 1st Light - HELP!

Can someone please tell me if/how I could add an additional light (or two) the the wiring arrangement in this diagram using 12/2 wiring. Also, could I us this "to the next unswitched fixture"...
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1answer
44 views

Can I add a second light fixture to a 3 way switch?

COMPLETE ELECTRICAL NOOB HERE I have a light at the bottom of my stairs with a 3 way switch at the top and bottom. I want to know if I can just run some wiring off of the switch at the top of the ...
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1answer
38 views

Light switch auto turns off but not on

I have a Leviton light switch (picture). It automatically turns off after about 15 mins of absence of motion and will turn on if I enter the room only a few minutes after it has turned off. However, ...
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2answers
45 views

How to connect switch to electric box containing 3 grey (twin and earth) cables?

The circuit breaker belonging to kitchen tripped today and I narrowed the problem down to faulty switch controlling my fridge. I immediately removed the switch but I forgot to take picture of previous ...
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3answers
71 views

How to identify neutral wire in multi-switch box?

I have a 4-switch junction box where three of the switches are on one circuit and the fourth switch is on its own circuit. I need to identify the neutral wire with the 4th switch to install a smart ...
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4answers
34k views

What happens if ground and neutral are swapped in a light switch?

I’m replacing a light switch in an old house with lots of uncolored wiring. I removed the switch plate to find two black wires (connected to the switch) and a capped up white wire (see photo below). ...
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1answer
56 views

Single pole/single throw switch turns one light on and one light off

I have a single pole, single throw switch which controls a ceiling light, no pull chain (light A) and (unnecessarily) a wall light, with pull chain (light B). When the switch is in the OFF position, ...
3
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2answers
174 views

Rewiring outlet from half-hot to full-hot [duplicate]

I have multiple outlets in my room where the top plug on the outlet is controlled by a light switch. My objective is simply to make it so that these top plugs are always hot, regardless of the ...
4
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3answers
91 views

Replacing older light switch, confused about “5a 250v 10a 125v” rating

I have an older light switch in my basement that no longer works (when lifted to the "on" position there is no "click" and it simply falls back to the "off" position). I ...
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0answers
27 views

Adding ceiling fan wiring

Currently I have one light switch that controls the outlet in the bedroom. I added a ceiling fan with light and ran 14/3 wire to the switch box. I will be adding another switch (dual function to ...
2
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1answer
63 views

Wiring smart switch, confused about mishmash of wires in wall box

I'm trying to install a smart switch to control my 3 outdoor lights. 2 wall lights and a lamp in the yard. The house was built in 53, so I assumed there wouldn't be a neutral in the box, so I picked ...
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0answers
13 views

Where can I find a replacement limit switch for my furnace?

I had an issue with my furnace. The Fan was running constantly and wouldn't turn off and the heat would not start. Through some research I discovered this was likely due to a fault limit switch in my ...
2
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1answer
62 views

Help: Black and White Wires on Switch but No Neutral?

I was going to install a Kasa smart switch, which requires a neutral. When I opened up this box, which contains 2 switches that control 2 separate lights outside (porch and walkway), I noticed black ...
2
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2answers
342 views

Cannot get to the screw behind disconnect switch

I'm trying to unscrew what "seems" to be (I'm not an expert) a heat pump disconnect switch. I don't know the function of this box. It's also connected to the furnace (see pictures). Box is ...
11
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4answers
2k views

Is this the kind of situation where aluminium wiring is potentially dangerous?

I recently moved into a rental that has aluminum wiring. My understanding is that the wiring itself isn't dangerous, it's just the interface between aluminum and copper where you have problems ...
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1answer
27 views

Can I wire a 200amp auto transfer switch from one metered service to two 100amp panels?

I have one metered service feeding two 100 amp panels separately one to the house then one to the garage. Can I install a 22kw generator and use one transfer switch for both 100 amp panels?
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2answers
60 views

How should I connect the left light switch?

I am replacing three smart light switches in the following wire box with new smart light switches that don't need the neutral wire: The wire box has 4 sets of cables for only 3 light switches and I ...
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0answers
21 views

replacing a CFL dimmer with an LED dimmer for recessed lighting

I want to replace my old recessed lighting with new integrated LED recessed lighting. My old dimmer switch specifically says for CFL. The old dimmer has 2 black wires coming out of the back of it ...
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0answers
54 views

Why does my light switch have one hot wire in and two feeds to the same light?

I'm swapping out my light switch. It has three black wires and I originally thought it was one hot, one to the light and one to the other switches (where-ever they may be). This is how my 1st floor ...
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0answers
57 views

Can i make a switch a socket?

I have a switch in my kitchen that switches on/off a socket underneath the cupboards for a washing machine. I have now moved the washing machine and would like to make the switch a socket so I can ...
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1answer
30 views

Need assistance with dimmer switch, unusual wiring? new house

New house, and so far nothing is wired as I'd expect based on my extremely limited knowledge of electrical. Are the 2 black wires acting as a pass through? Obviously, green to green, but then what? ...
0
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1answer
42 views

Two wire at light switch

I have a 14-2 cable at the light switch in my room. White is my hot, black is my switch leg. At my light I have some older cloth braided sheathed wire. This also is a two wire nothing is labeled. ...
0
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1answer
49 views

Wiring for new bathroom fan

I am trying to add a fan in a bathroom and need some wiring assistance. I removed the switch thet controls the overhead light and found 2 black wires attached. From the research I have done it seems ...
2
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1answer
38 views

Want to install Lutron Occupancy Sensor, but confused on current switch wiring

This is the original wiring, once I saw it I decided to not touch it. I don't know enough about this to make guesses. I know the bare/green from new switch would wirenut tie to the existing bare, but ...

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