Questions tagged [switch]

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

136 questions with no upvoted or accepted answers
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4
votes
2answers
208 views

Why does my light box have 2 cables for this one switch?

Took down a ceiling fixture and discovered what looks like a possible switch loop, except I don’t understand how the connection gets completed with the current set up. Basically, 2 lines coming into ...
4
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4answers
851 views

What is the proper way to convert a pair of three-way (SPDT) switches into a single two-way (SPST) switch?

I'm in the process of replacing some of the light switches in my house with smart switches, Wemo Light Switches in this case. I've had no problem with the replacement of my One-way switches (SPST I ...
3
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0answers
124 views

Can Someone Help Me Identify This Switch?

I have a Swaby 5200 pump in my home, and I am hoping that someone out there might be able to suggest a replacement switch part number – or at least point me in the right direction. Pump model: 5200 ...
3
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3answers
2k views

How to replace a light fixture that has a 3-way light switch

Box] I have a light fixture above a stairwell. There are two live switches that control it, one at the bottom of the stairs, one at the top. The wiring is relatively new about 25 years old (all copper,...
3
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1answer
293 views

How do I install a SensaSwitch on a 3-way circuit?

I recently purchased a SensaSwitch, Manual-ON / Timed-OFF (PDF of instructions) and I cannot install it in such a way that it performs as I desire. I have a switch at the top of my basement stairs and ...
3
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4answers
1k views

GFCI Problem with Three-Way Switch WAS Two Switches Neutrals Only, Switched Hots Not Used

I replaced an old two-prong receptable with a three-prong GFCI (no ground) yesterday. It won't reset. I found out that "downstream" there is a light on the next level down that is controlled by two ...
2
votes
1answer
90 views

Switches in other bedrooms turning on different lights after I put new light up

I recently put up a light in my bedroom but the switches in other rooms now turn on different lights, there are 9 wires altogether coming through the ceiling, 3 earth which are connected together, 3 ...
2
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0answers
306 views

3-Way Switch won't turn on lights if dimmer is set to low

I just added 5 dimmable recessed lights to my living room. I'm certain it's powered correctly. Incoming power hits the 3-way dimmer switch. Both traveler wires head to the other 3 way switch (non-...
2
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2answers
819 views

3 way connection without 3 way switch

I have a 3 way configuration between 2 switches in my house. Switch 1 has: Neutral, Ground, one red [traveler], one black Switch 2 has: Neutral, Ground, one red [traveler], one black Neither of ...
2
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1answer
199 views

Changing switch to dimmer (UK)

Right in the middle of this job and realised I don't know what I'm doing. I'm in the UK. I currently have a Crabtree switch (which I believe is called a single gang two way switch) on a light on my ...
2
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0answers
152 views

Help me identify the components of my switchgear?

I have a basic understanding of what I need to do when the power line goes down, though sometimes different switches pop and would like to understand more of what does what. I have no knowledge in ...
1
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1answer
28 views

1 switch controls lights and fan, the other controls nothing. How can I make one control lights and one control the fan?

It seems like this was the way it worked originally, but someone had it changed. There is another area in my apartment that is in the same situation. I measured 114VAC from the right switch (I'm ...
1
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0answers
47 views

3 black wires into switch

I have a simple light switch in a closet and I wanted to change it out for one with a switch and an outlet. The back of the switch had 3 black wires - 2 going into push in connectors on the top left ...
1
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0answers
45 views

3 cables into a 2 switch box

My breaker keeps tripping because of this wiring and/or faulty switches and now with a new switch, my ceiling fan won’t turn but the light still works and it still trips. I’m trying to figure out how ...
1
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0answers
31 views

How do I wire three smart Wifi switches to toggle one another?

I have three Wifi switches that will be wired into the mains. Is it possible to have them act as a toggle for a set of lights? Ie, one switch turns on, they other two switches also turn on. Similarly, ...
1
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0answers
31 views

4 way circuit, need to reduce it to 3 way

I have a 4 way circuit (two 3way switches and one 4way ) controlling one light in my back patio. I would like to add a second light and use one of the 3 existing switches to control it, turning the ...
1
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0answers
39 views

Parallel Relay light switch

An existing light switch is to be augmented with a parallel Sensor Switch PP20 relay, which is driven by PIR (passive infrared) sensors. The current switch is a two terminal device and was wired into ...
1
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0answers
99 views

Name that mystery switch!

I've seen other similar questions (How to trace mystery switches), but I have some more details: This is in a master bedroom There is a 2 gang box right near the inside of the door - one switch (...
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0answers
54 views

Bad Portable AC Unit Plug Circuit

Model: LG LP1414GXR The unit was running fine but it appears the plug circuitry overheated and went bad. Is it okay to replace the existing plug by cutting it off at the end and replacing it with a ...
1
vote
1answer
45 views

Trying to hook up dimmer/fan switch but have an extra wire?

I am trying to replace a switch that had a 4 position light knob and a 4 position fan knob. The old one had three wires coming out of it and the new one has 4. Below is a picture of my wall and the ...
1
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0answers
25 views

Gardner Bender GET-3213 voltage tester that gave a strobing light on one of the light switches I was testing

I have a Gardner Bender GET-3213 voltage tester that gave a strobing light on one of the light switches I was testing. I removed the switch and tested just the wires and it also strobed. All other ...
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0answers
34 views

What is a 3-pole fan isolater and why would I need one?

In this answer a part was identified as a "3-pole fan isolater". It appears to me that this is like a "regular" switch that disconnects 3 lines instead of just one. Is my understanding correct? What ...
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0answers
90 views

I want to hook up two lights and two separate switches

I want to hook up two lights and two switches. There are three cables. One has three black wires, the other two have one yellow wire and one black wire each. I'm assuming that one of the cables with ...
1
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1answer
61 views

Recessed lights quit working

All 4 of my kitchen recessed lights quit working yesterday. I tried installing a switch but I have a black and white active nutted together. I have two black wires one active one not and an active ...
1
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0answers
29 views

Installing light switch timer

I am replacing switches in my 1950s house and want to put a new switch timer for my porch light. There was a old one already in place. I am confused because I installed the switch next to it using the ...
1
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1answer
47 views

Help getting switch working properly

In our garage we have a switch that controlled a light in the ceiling for a small laundry room. I have torn out that room and, in doing so, removed two lines coming down from the garage attic. When ...
1
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0answers
27 views

How to remove one of the three switches for my foyer light fixture

There are 3 light switches controlling my one foyer light fixture. I need to remove one of them (disconnect and cover with a solid faceplate), but keep the other two working. How do I do this?
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0answers
79 views

Any ideas as to what this is?

This is in a house my daughter bought and no one knows what it is for. It is a 1930's house. Has a switch on it that when you flip it a red light flickers on for a second and nothing else seems to ...
1
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2answers
109 views

Diagnosing Loss of Power in Bedroom

We have no power to our downstairs bedroom. We had the lights on, and a heater plugged in to the outlet. A family member turned off the heater, and unplugged it from the outlet. When she unplugged it, ...
1
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1answer
561 views

Can I connect a Lutron Caseta switch to a half hot outlet?

I recently installed a Lutron Caseta (PD-6ans) switch that connects to a half-hot outlet. I noticed there is still a trickle of electricity coming out of the switch even when it's off. Enough to make ...
1
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0answers
24 views

Heater/Light/Vent switch question

I'm a homeowner. I had an electrician install the rough-in and I'm installing the outlets/switches/lights etc myself. Bathroom has a H/L/V and the electrician wired the switch so I could use 3 ...
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0answers
41 views

Lighting neutral

Can anyone explain about lighting neutral wires (blue)? I have a 3year old house, which has blue wires in the back boxes. I am assuming that this is the neutral. On my current 1 gang 2 way switch ...
1
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0answers
306 views

Sonoff switch with override wall switch

I have a fan, a light and two sonoff basic devices to control them. As sonoff can only work with internet, I thought it would be a good idea to be able to fully override the controls with separate ...
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0answers
245 views

Replacing 2 pole switch with 2 single pole switches to control a fan/light separately

I have a switch (Double pole / One throw) that controls the ceiling fan and light in my master bathroom (B1). I'm considering to replace it with two single switches, so I don't need to turn the light ...
1
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0answers
56 views

Can I replace this switch with a 3-way switch?

I want to replace the on/off switch for our attic fan, and this is the only switch in the house that I’m aware of that operates it. The wires are red, white, and black. Will a traditional 3-way switch ...
1
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0answers
121 views

Installed smart switch but nearby circuit keeps breaking

I just installed a smart switch (Leviton Decora) in my garage and the switch works fine. But I soon noticed that the circuit controlling outlets in the closest room to the garage keeps breaking. I ...
1
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0answers
318 views

Can I ground a new light to an old metal box via a switch yoke?

All of my switches are installed in old metal boxes with no threaded ground screw holes. The boxes are wired using old cloth BX with no ground wire(grounded via casing). Some of the BX wire ...
1
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0answers
233 views

Troubleshooting A Sump Pump (Zoeller)

I have an older Zoeller sump pump that has stopped working. I found the pump submerged in the basin with a foot of water. I toggled the float before pulling it but it didn't kick on. Since removing it,...
1
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0answers
3k views

Issue with Red wire to a remote controlled ceiling fan replacement (14/3 to 14/2 wires)

The Situation: 20 yr old Ceiling fan replacement with a remote controlled new fan. I have two wall switches: one controls 3 ceiling canned lights in the kitchen and one provides power to the ceiling ...
1
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0answers
154 views

Changing light switch, help with wiring needed

I changed my old lightbulbs to dimmable LEDs, now I need to change the switch accordingly. Before: (stacked switches from top to bottom) small light switch 1, small light switch 2, small switch for ...
1
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0answers
81 views

Z-wave 3 way wiring help with aux switch

I have a question on using a GE switch with the add-on aux switch in a 3 way lighting situation. I've been staring at diagrams and thinking about it for hours now and I can't figure it out. My home ...
1
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0answers
725 views

Change fan & light control into 2 separate switches

Hello all this is my first post and hope I cover everything needed to answer this question. I have a switch that controls a cieling fan/light in the living room of my house that was built in 2001. ...
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0answers
83 views

Need help to re wire a outlet and light switch

Hi everyone. I already have a post about the same problem but i cant find it. Sorry I have a problem with my light switch and my outlet in my bedroom. My landlord wired them both together so i can ...
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0answers
180 views

Is my three-way switch miswired and causing an outage elsewhere?

I was planning to replace a three way switch in my garage, but after replacing it, a section of my house went dark. I ended up replacing the original switch to do some troubleshooting. The problem ...
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0answers
86 views

One hot three neutrals in a box: help resolve electrical wiring mystery

I had to remove an outlet in a room and I traced the wire back to this junction box that houses a light switch. I disconnected all splices (solder + tape) in the box (foolishly without marking the ...
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0answers
149 views

Having issues connection motion sensor

I bought an in-wall PIR switch (http://amzn.to/293hYyJ) and I'm trying to install it. The switch has 4 wires: red, black, white and green In my wall, I had 2 black wires and a green one that were ...
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0answers
80 views

Safely fit new bathroom pull switch to existing wiring

We moved into a house that has a bathroom pull switch (surface mount box - is that a 'pattress'?) dangling from the ceiling by a couple of inches of wires. I think when we moved in it was flush with ...
1
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0answers
72 views

Roadblock installing 4-way switch

I've been trying to install a four way switch setup for a ceiling fan using a Leviton z-wave control switch and two matching remotes. I've attached a copy of the wiring as it is currently set up. I'm ...
1
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0answers
302 views

How do I wire multiple light fixtures on their own switch on a Modular wall?

I have a wall that will be used to display vanities. This wall needs to be able to move around and hold 3 light fixtures. Those three fixtures each need their own switch. My thought was to install ...
1
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0answers
674 views

Two lights & two switches, one light doesn't work?

Please could you advise me, why isn't second ceiling light working? Two lights and two switches, power does not appear to be going to second light, both switches are working. Have I wired first light ...