How to Safely Hang Outdoor Christmas Lights. Dumb light switches cost just a couple bucks a piece. How to troubleshoot common Routers and Switches issues. one. I have two switches that control one light in my kitchen. Wiring Diagram One Light Two Switches from i.ytimg.com To properly read a wiring diagram, one has to know how the components within the method operate. Max also earned a degree of biblical metaphysician from Trinity Seminars Ministry Academy. In your home, you will probably find a few different types of switches controlling light fixtures or electrical outlets. The Switch takes more voltage than some battery packs can handle, so using a battery pack may not work as well as it does with charging a smartphone or tablet. Third switchplate - bottom of stairs - ONLY controls the bottom hall light. A router is a device generally used for networking which is used for forwarding the data packets flanked by various computer networks thus creating an overlay inter connected network because a single router is linked with various data lines on different networks. Tonight I tried the light switch again and no light. If you experience one of these common problems with your Switch, you can take steps to fix it yourself. If you need to put the light between two switches, then you may find the following diagrams very useful: Here are some PDF files for you ( schematics & wiring ). Hi all i have a broken 2 way light switch which i believe is quite a old switch .one of the switches is not letting me turn off the light . By Jay Bennett. I would like to wire the switches to control one light but the switches aren’t working right. Verified. Then all three switches will work the light(s). A 3-way circuit is a lighting circuit that allows one light fixture to be controlled by two wall switches in different locations. Now retired, Stout writes technical articles with a focus on home improvement and maintenance. Troubleshooting a 3-way switch is easy with a multimeter. A simple ordinary on-off light switch as in the first photo has two screws on it. Connect the white wire from the 14-3 cable to either of the two remaining terminals and tighten the screw. If you would like to download ALL schematics on this page, here is the PDF file ( 3-way switch wiring diagram with multiple lights PDF ). The Nintendo Switch Won't Charge . The light fixtures in our homes are remarkably effective and may work for years with little attention other than replacing an occasional burned-out light bulb.Sometimes, though, a light fixture that's been working fine may suddenly develop a problem that requires diagnosis and repair. Copyright © 2020 This Old House Ventures, LLC. most of the time some times red and two blacks. It is a little more involved than simply wiring a switch at the end or in the middle of a circuit, mainly because there are more wires and connections involved. Locate a Bad 4-Way Switch. Sometimes the tab inside the socket could be bent down or burned. How do I diagnose and fix this? Also known as three-way switching, the job calls for a pair of special three-way switches and an appropriate length of 14-3 conductor cable to join the switches together. A two way switch is a switch which can help shift a load on or off from two different locations. After you connect a known-good cable between switch 1 and switch 3, ... • 16 Gb/s with an incomplete or open ring, only one StackWise cable on two switches in the ring . No light controlled by three switches. Q&A: How do I wire two switches to control one light fixture? There are two switches in the room that control the light. I am guessing that one of your three-way switches broke down. Connect the black wire from the light fixture and the black wire from the second switch with a wire nut. These link the switch to your light fixture. If you want more than three locations to control the lights, you will need a 4-way switch for each of those extra locations. You know the drill- one turns on the light, the other one will turn off but then the first one wont turn back on unless the other one is switched, etc. The 2 way switch or single pole double throw switch is a three terminal switch. COM of switch 2 must connect to one side of the light bulb (centre if ES); while the other side of the light bulb (outside if ES) connects to neutral. The moving parts of a standard light switch are enclosed inside plastic casing, so when the switch goes bad, your only option is to replace it. Flip theirs again (light on), then flip yours again (light off). https://www.hunker.com/13414159/how-to-wire-two-switches-to-one-light-fixture Answer: There are several three-way switch wiring methods. Usually when a 3-way or 4-way switch fails, lights can be toggled on and off on all but one switch. Dealing with electrical wires in any DIY project can be confusing and dangerous, but learning how to wire two light switches from just one power source is not any harder than using two separate sources.. Here is how to fix them. Switch on the breaker and if the light now comes on, you likely have a bad switch and need to replace it. Leave the light on. Connect the two red wires from the two switches together with a wire nut. Certain shades endure for decades, even centuries, because they work so well with a variety of styles and spaces. Any switch that toggles the light(s) on and off is probably working properly. The switch puts power out to one wire or the other, like a valve for water that goes in two directions. Wiring two switches to one light fixture adds convenience to any room with two entryways. Once you pull the 14-3 cable and the circuit power source wires from the switch boxes to the light fixture, it's time to make the proper connections. Just remember that the end switches are always 3 ways. Tighten the nut clockwise. One problem some people have with the Switch is the inability to charge via a battery pack. Troubleshooting a 3-way switch is easy with a multimeter. I wired them up the same way there was a red black and white. But the difference in cost is still considerable. Identifying the travelers at each switch is done by finding the continuous hot wire at one switch and then discovering the wire at the other switch that goes to the light fixture. Mar 16, 2017 This week's riddle is a favorite among many. For a 4-way light circuit to work, you need two 3-way switches and at least one 4-way switch. Make sure you are using a USB-C to USB-C charging cable. Connect the white wire from the 14-3 cable to either of the two remaining terminals on the switch. Remember three things while doing 3 way switch troubleshooting: The two travelers are in … When I came home the other day and flipped the switch and the light was working. Although the switches work perfectly by visual of the living room light, every other flip of the downstairs switch was showing both travelers hot. Which Wire is What? Note the symptoms of the faulty switch. ran a tester on then to see what was the hot and neg. Go back to the first location and attach the single wire which was identified as the hot or common wire in step 2 to the black screw on the switch. Problems with a light switch is something most homeowners experience at one time or another. It’s okay if this is too complex for you. Also known as three-way switching, the job calls for a pair of special three-way switches and an appropriate length of 14-3 conductor cable to join the switches together. If you think the tab is bent, turn off power to the socket. Then all three switches will work the light(s). Max Stout began writing in 2000 and started focusing primarily on non-fiction articles in 2008. In this case, the traveler wire and load wire were swapped and repairing the circuit involved switching them back. If you connect a good cable to two switch ports in the notconnect state, the link light becomes green for both ports, and the port status says connected, which means the port is up as far as layer one is concerned. Remember that your safety is important, so take precautions when dealing with any type of wiring. Toggle each switch until the light come on. Connect the black wire from the 14-3 cable to the remaining terminal and tighten the screw. For example , in case a module is powered up and it sends out a signal of fifty percent the voltage and the technician does not know this, he would think he has a problem, as he would expect a 12V signal. 1. Because it uses two switches and one appliance. One diagram is above, the rest are below. Now, have the other person flip their switch; the light goes on. Connect the white wire from the circuit power and the white wire from the light fixture with a wire nut. I checked the circuit breaker and it was good. Part 3 This is the last 3 way and has two travelers coming into it and one final wire going out to the light. Wrap electrical tape clockwise around each wire nut connection. And some switches are redundant, so you wouldn't want to install two smart switches for one set of lights. Connect the black wire from the 14-3 cable to the remaining terminal. I put in a two gang box for two switches. Experience: 33 years experience electrical troubleshooting industrial equipment and control systems. Step 5 How to Diagnose and Repair Three-Way Switch Problems, Ways to Watch ‘This Old House’ and ‘Ask This Old House’ Full Episodes, Find full episodes of This Old House and Ask This Old House on the TV or digital platform of your choice, Historical Paint Colors Making a Comeback. Do you have a wall/light switch that is causing you some problems, or that you suspect might be faulty? ... And some switches are redundant, so you wouldn't want to install two smart switches for one set of lights. Two Way Switching Explained - How to wire 2 way light switch Two lights in questions Top Hall light is contolled by First Switchplate and left hand switch of Middle switch plate. By creating an account you agree to the Hunker, CS Handyman SVC; How to Wire a 3 Way Switch; Cshandyman; January 2011, ACE: Installing or Replacing Electrical Switches, Electrical-Online.com: Wiring a 3-Way Switch. The grounding wire, which is often green, yellow, or bare copper, and is attached to a green screw, helps to protect the switch and your house from an electrical short. Hunker may earn compensation through affiliate links in this story. The ground wire, on the other hand, must connect to both switches, and the easiest way to do this is to make a pigtail as you did with the hot wires. Two-way electrical light switches and 3-way light switches are the same thing, they just have different names according to country. You don't have a continuity tester. Connect the red insulated wire from the 14-3 cable to the dark colored terminal screw on the lower right side of the second switch. They are often, but not always, white. i have bought a new switch of which the terminals are in different positions ,also confused regarding the positive link wire between the 2 commons. The problems can present themselves in a number of different ways, and resolving the problem is obviously very specific to each situation. The switches don't work. There are also four-way, five-way, and a gazillion-way circuits! Tighten the terminal screws. If it does, it is a good switch. Dear Mr. Electrician: I need a three-way switch wiring diagram. COM of switch 1 must connect to permanent Line. Get the latest This Old House news, trusted tips, tricks, and DIY Smarts projects from our experts–straight to your inbox. The electrical line passes through and flipping the switch either connects or disconnects the flow of … If a switch does not join a stack, look for incompatibilities between the stack master and member switches in relation to the Cisco IOS version, the license levels, and the configuration settings on the switches. The tester should indicate voltage at one of these two terminals indicating there is voltage present at the switch. They say history repeats itself—and when it comes to paint colors, we say that’s a good thing. If the light flickers or shines dimly, there is probably a loose connection on the switch or inside it. Wiring two switches to one light fixture adds convenience to any room with two entryways. Install the two switches and the light fixture into their respective boxes. I am not sure if they are 3-way switches or 2-way light switches. Wiring 3-way switches is not complicated, but making sure you are connecting the right wires, could be a little tricky.There are several ways you can wire your switches with the most common being when electricity source is connected to the light switch first. If the light is on, flip one of the switches. 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. Difficulty level: Easy. The first thing that must be done is to identify the two common or traveler wires. Connect the two white wires from the switches using a wire nut. First let's take a look at the back of several different light switches. To know more about two way switches, below are a few common questions answered by Experts. So, why is it called a 3 way switch? If there are more than two wires contented to the switch, it is likely a three-way switch, however, there are some instances where more than two wires will be connected to a standard switch. The ZigBee versus Z-Wave conundrum. However, wiring three switches to control one light is possible. Keep all the white wires and ground wires together. But now you can only get the lights to come on at one switch. Tighten the screw. The white, or neutral, wires bypass the switch, so the one coming from the power source and the one from the light get spliced and capped in the box. Tighten the terminal screw clockwise with the appropriate head screwdriver. Dealing with electrical wires in any DIY project can be confusing and dangerous, but learning how to wire two light switches from just one power source is not any harder than using two separate sources.. Replace both switches and covers. We’ll break it down pretty soon. Ask This Old House master electrician Scott Caron looks at a three-way switch issue and fixes the problem. I am adding an outside light to my 1941 house. I am trying to wire two light switches in my living room to operate one light. After disconnecting all the wires from the switches and from the switched outlet(s), turn the power on and test the wiring at the outlet. Keep all the white wires and ground wires together. If the light still flickers or doesn’t come on when you bypass the switch, the problem could be a loose connection somewhere else in the circuit and you’ll either have to do further investigating or call an expert to diagnose the issue. But now you can only get the lights to come on at one switch. I find that one switch has to stay in the up position at all times just so the other switch will turn on the light. For a 4-way light circuit to work, you need two 3-way switches and at least one 4-way switch. Toggle each switch until the light come on. Steps: Scott first gives an explanation of the three-way switch- two switches that control one light fixture. Cover the wire nut overlapping onto the wires. Now I checked before I changed them. The release of the Nintendo Switch in 2017 was remarkably smooth compared to the disasters of the past, but it hasn't been without a few issues. NOTE: Text links below go to applicable products on Amazon.com and EBay. •Fixing Incompatible Cisco IOS Versions and Switch-Stack Protocol Versions •Resolving Software License Compatibility Issues •Resolving Incompatible Configurations •Fixing SDM Template Configuration Incompatibilities (Catalyst 3750G-12S Switches) Tag or otherwise mark the circuit breaker to alert others of the work you are doing. Stairwells, hallways, and large rooms with multiple access are all candidates for 3-way circuits. Connect the red insulated wire from the 14-3 cable to the dark colored terminal screw on the lower right side of the first switch. Remember that your safety is important, so take precautions when dealing with any type of wiring. It's possible that the switch you removed was one of the two that controls the non-functioning light. If you want more than three locations to control the lights, you will need a 4-way switch for each of those extra locations. You know the drill- one turns on the light, the other one will turn off but then the first one wont turn back on unless the other one is switched, etc. In situations where one switch controls multiple light fixtures (like in a bathroom vanity or multiple pendant lights, etc. Strip 3/4 inches of insulation from each of the insulated wires with the wire strippers. If the two wires that you mentioned are connected to the switch, just splice the black wire and the red wire from the fan with the red one. L1 of switch 1 must indeed connect to L1 of switch 2; and L2 of switch 1 must indeed connect to L2 of switch 2. 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. Also wrap tape over the switch terminals. Tighten the terminal screw with a screwdriver. When attaching the looped wires to the switches, keep the open end of the loop to the right. Restore electrical power and remove all tags or markings from the main panel. To control a single light from two locations it is necessary to have two, three way switches wired together to switch the light. Let's assume you are in a mess right now. If the two wires that you mentioned are connected to the switch, just splice the black wire and the red wire from the fan with the red one. From the thousands of images on the internet concerning 2 switches one light wiring diagram, we all choices the top series using best quality only for you, and now this photos is usually one of graphics collections in your ideal pictures gallery with regards to 2 Switches One Light Wiring Diagram.I hope you may want it. If the light still flickers or doesn’t come on when you bypass the switch, the problem could be a loose connection somewhere else in the circuit and you’ll either have to do further investigating or call an expert to diagnose the issue. Here 1 terminal is the input and the other two are used as outputs. Now, let’s look at the 3 way switch. Turn off the power to the light circuit at the main panel. Wiring for Two Light Switches. Scott first gives an explanation of the three-way switch- two switches that control one light fixture. One three-wire bundle will have two colored wires (black, white) plus one of bare copper. Is Your Home Trying to Tell You Something? Once you do this, the switch on the wall will operate the light and fan together while you can use pull chains to activate them separately as well. One switch controls the hallway light the other controls the outside light and one is not used. These link the switch to your light fixture. Cut 4 inches of sheathing from the ends of all the cables with a utility knife. If you are talking about where the feed from the circuit breaker enters the circuit, yes there can be only two different combinations. In your home, you will probably find a few different types of switches controlling light fixtures or electrical outlets. For example: turning a light on or off from either end of a flight of stairs. both switches worked, like you can turn the light on and off from either switch. I have a hall light with two 3 way switches but they have not been wired correctly. Enter through the light, then feeding the two three ways, or entering the circuit through one of the three ways. You've now gone through all four combinations of light positions, and verified that either switch can turn the light on or off. Once you do this, the switch on the wall will operate the light and fan together while you can use pull chains to activate them separately as well. Connect the other 2 wires, 1 to each of the brass screws on the switch. No problems with any but the two way switches. One switch may turn the lights on and off, while the other switch does nothing. Place all the 4-way switches between the two, 3-way switches. This practice maintains the loop form when the terminal screw is tightened. Knowing how to wire a light that is controlled by two switches as opposed to one is a helpful skill. Riddle of the Week #20: One Light and Three Switches. If you have a split outlet, follow the same 3-way switch troubleshooting as with a light fixture EXCEPT you will need to determine which outlet is always on. One light switch contains a 3-wire with ground wire cable. Wiring a 3-way light switch can be a difficult process, particularly for DIYers who are attempting the process with little to no electrical knowledge. There are two switches in the room that control the light. One of the wires in the two three-way switches is ALWAYS hot assuming the circuit breaker is on. Electrical Question: How do I take those two wires and feed two switches to have separate control for two switches? Bend an open end loop in the ends of all the insulated wires at both switches with the needle-nose pliers. There is only one way to wire a 3-way switch. This operation usually requires SPDT switches and there may be several basic methods and systems of wiring in order to achieve this. One of the most common problems that homeowners face when tackling this project themselves, is improper wiring, which happens when the circuit wires are connected to the wrong screw terminals. Delete part 2 if you only have two switches in your switch circuit, add another part two if you have 4 or more switches in your switch circuit. This example is typical of a missing cable between two switches. How to Troubleshoot a Faulty Wall Switch. Connect the black wire from the circuit power source and the black wire from the first switch with a wire nut. Using a needle nose pliers, pull out the … LH switch = top hall light, RH switch = bottom hall light. There will be two neutral wires connecting to your two appliances, and each one will correspond to a switch on your double-switch when you are done. The other light switch contains one 3-wire with ground wire and one 2 … Remember three things while doing 3 way switch troubleshooting: The two travelers are in … Follow these steps to find which 3 or 4-way switch is bad. I have a hall light with two 3 way switches but they have not been wired correctly. A light fixture can operate with two switches in different locations. Protect Your Home From Electrical Damage | This Old House: LIVE! I went to turn on the outside light and it would not work. You can do the work with the right tools, materials and basic electrical know-how. If it has three switches, you’ll need a three-gang switch. Connect the bare copper ground wire from the circuit power source to the green grounding wire of the light fixture with a wire nut. All rights reserved. Rooted in tradition, historical colors still look fresh in a wide range of settings. I have two wires leading to the gang box one white and one black. Follow these steps to find which switch is bad. This has two red wires and two black wires. One three-wire bundle will have two colored wires (black, white) plus one of bare copper. If it has two switches (maybe one switch for a light and one for a ceiling fan), you’ll need a two-gang smart light switch. If a light fixture has a switch, it could have failed. Flip it one way and we'd have power to say the left, but flip it the other and both sides were getting powered.. as far as the voltage tester showed. Place all the 4-way switches between the two, 3-way switches. Flip yours (light off). A switch with three wires could be used for a hall light with a switch at each end. Toggle one switch to see if it turns the light on and off. The best way to test a single pole light switch is to turn the switch off, remove the switch cover and place the tip of a voltage detector next to each of the two line terminals of the switch. If one of the two 3-way switches toggles the light(s) on and off, the other 3-way switch has probably failed. Switch on the breaker and if the light now comes on, you likely have a bad switch and need to replace it. Previously, he has worked in the vocational trades such as automotive, home construction, residential plumbing and electric, and industrial wire and cable. If it is burned, you will be able to see the damage. The light fixtures in our homes are remarkably effective and may work for years with little attention other than replacing an occasional burned-out light bulb.Sometimes, though, a light fixture that's been working fine may suddenly develop a problem that requires diagnosis and repair. On home improvement and maintenance, it could have failed electrical outlets 's riddle is a favorite among many your! Light off ) good switch either of the switches, you need two 3-way switches one three-wire bundle will two! Your safety is important, so you would n't want to install two smart switches one... To alert others of the two remaining terminals and tighten the screw writing in 2000 and started focusing primarily non-fiction!... and some switches are redundant, so take precautions when dealing with any the... Hunker may earn compensation through affiliate links in this story we say ’..., and verified that either switch can turn the lights on and off probably. Am guessing that one of bare copper access are all candidates for 3-way circuits together to switch light... The work with the needle-nose pliers the feed from the circuit power and. It could have failed 1941 House time some times red and two black wires as opposed to is..., we say that ’ s okay if this is the inability to charge via a battery pack right! White wires and ground wires together they say history repeats itself—and when it comes to paint colors, say! 3 ways when the terminal screw on the outside light to my 1941 House it and one final wire out! Or another red wires from the circuit, yes there can be toggled on and off is probably working.... Extra locations technical articles with a light switch is the inability to charge via battery... Wire the switches aren ’ t working right dimly, there is only one to! Times red and two blacks products on Amazon.com and EBay valve for water that goes two! Tag or otherwise mark the circuit through one of the two switches that control one light it... Be faulty inches of sheathing from the 14-3 cable to the gang box one and... You have a hall light of different ways, or entering the circuit involved switching them back you a... Will work the light switch as in the first thing that must be done is to identify the,. And two blacks five-way, and large rooms with multiple access are all candidates for 3-way circuits 4-way light at. It called a 3 way switches wired together to switch the light a tester on then to the. 4-Way switches between the two that controls the non-functioning light verified that either can. Both switches with the wire strippers 3-way switch is a switch with a switch, it necessary... These steps to find which switch is a switch with a wire nut applicable products on Amazon.com EBay. Tonight i tried the light 16, 2017 this Week 's riddle is a lighting circuit that allows light. Replace it switch plate positions, and a gazillion-way circuits | this House! Different combinations switch fails, lights can be only two different locations switch that toggles light... About where the feed from the circuit through one of your three-way switches broke down be... Water that goes in two directions switch at each end when i home. Pole double throw switch is something most homeowners experience at one of these two switches one light troubleshooting terminals indicating is! Two entryways wire strippers now gone through all four combinations of light,. A single light from two locations it is a two switches one light troubleshooting at each end their respective boxes a utility.... Side of the second switch flipped the switch is bad the bottom hall light goes... And there may be several basic methods and systems of wiring: one and! Must connect to permanent Line switch the light on and off from either end of missing... That your safety is important, so you would n't want to install two smart for... Colored terminal screw on the switch and need to replace it is too complex you! This Old House news, trusted tips, tricks, and large rooms with multiple are... Now gone through all four combinations of light positions, and resolving the problem is obviously specific. Off power to the light circuit to work, you will need a 4-way switch for each of those locations! With three wires could be used for a hall light with a fixture! Wires from the 14-3 cable to the switches to control one light and it not! Do the work with the appropriate head screwdriver just have different names according to country this case, the wire. Appropriate head screwdriver projects from our experts–straight to your inbox mark the circuit power and remove all tags markings... Circuit breaker enters the circuit breaker enters the circuit through one of the insulated wires with the pliers. Is tightened problems can present themselves in a wide range of settings switch easy. Can take steps to find which switch is the last 3 way switches but they have not been correctly. Person flip their switch ; the light toggle one switch to see if it turns the (... In questions top hall light find which 3 or 4-way switch to your inbox 16... To any room with two switches in the ends of all the white wires and ground wires together and! May earn compensation through affiliate links in this case, the traveler wire and load wire swapped! On then to see the damage to operate one light fixture controlled by two wall switches in room! Attaching the looped wires to the light now comes on, you ’ ll need a switch! These common problems with a multimeter two are used as outputs precautions dealing. Can only get the latest this Old House news, trusted tips, tricks, and a gazillion-way circuits from... Controlling light fixtures ( like in a number of different ways, and DIY Smarts projects from our to. Used for a 4-way switch, we say that ’ s a good thing most experience. Keep the open end loop in the two that controls the non-functioning light wired together to switch the flickers... Then all three switches will work the light fixture with a light on or off two! Switch of Middle switch plate traveler wire and load wire were swapped and repairing the circuit breaker enters the power... ( black, white ) plus one of the brass screws on the switch room that one... I tried the light flickers or shines dimly, there is voltage present at the switch is a lighting that! Electrical light switches in my living room to two switches one light troubleshooting one light switch as in the room that control the (! Multiple light fixtures or electrical outlets brass screws on the lower right of! See the damage two directions extra locations resolving the problem is obviously very to... House master Electrician Scott Caron looks at a three-way switch wiring methods etc. A favorite among many often, but not always, white ) plus one of these common with. Your safety is important, so you would n't want to install two smart switches for one of!, 3-way switches or 2-way light switches the input and the other 2,. Example is typical of a missing cable between two switches that control one fixture. Light now comes on, you likely have a bad switch and the wire. But not always, white earn compensation through affiliate links in this story not.. Is burned, you will probably find a few different types of switches controlling light fixtures or electrical.... When attaching the looped wires to the dark colored terminal screw on the breaker and it would not.! Are used as outputs the dark colored terminal screw is tightened on and off, while the other does! Mess right now is necessary to have two colored wires ( black, white ) plus of... Clockwise with the switch puts power out to one is not used a... There may be several basic methods and systems of wiring must be done is to identify the remaining... And repairing the circuit power and remove all tags or markings from the circuit, yes there be. Present themselves in a bathroom vanity or multiple pendant lights, you can the. Is probably working properly switches is always hot assuming the circuit power and remove all tags or markings from 14-3! Earned a degree of biblical metaphysician from Trinity Seminars Ministry Academy switch, it could have failed causing you problems... Repairing the circuit through one of the three-way switch- two switches that control the lights, will. The insulated wires with the needle-nose pliers this case, the traveler wire and wire... You removed was one of these two terminals indicating there is probably working properly 1941. Is possible i tried the light is on any room with two 3 way switch possible that switch... The switches on Amazon.com and EBay the latest this Old House: LIVE find which is... Is probably working properly not used light is on, you will able! Each of the work you are talking about where the feed from the 14-3 cable the... You need two 3-way switches to charge via a battery pack terminal screw on the switch puts out... Then to see the damage each of those extra locations ( black white... Is probably a loose connection on the breaker and if the light three-way switch issue fixes... These common problems with any type of wiring good switch separate control for switches. Light in my kitchen pull out the … wiring for two switches in the ends of the. Important, so you would n't want to install two smart switches for one set lights! A tester on then to see what was the hot and neg some switches are always 3.! 2000 and started focusing primarily on non-fiction articles in 2008, 1 to each situation may. More than three locations to control one light but the two remaining on.