{"version":"1.0","provider_name":"HomeAdditionPlus.com","provider_url":"https:\/\/homeadditionplus.com\/dev","author_name":"mdonovan","author_url":"https:\/\/homeadditionplus.com\/dev\/author\/mdonovan\/","title":"Figuring Out Electrical Wiring of a Light Switch - HomeAdditionPlus.com","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"y3rbix7aoy\"><a href=\"https:\/\/homeadditionplus.com\/dev\/electrical\/figuring-out-electrical-wiring-of-light-switch\/\">Figuring Out Electrical Wiring of a Light Switch<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/homeadditionplus.com\/dev\/electrical\/figuring-out-electrical-wiring-of-light-switch\/embed\/#?secret=y3rbix7aoy\" width=\"600\" height=\"338\" title=\"&#8220;Figuring Out Electrical Wiring of a Light Switch&#8221; &#8212; HomeAdditionPlus.com\" data-secret=\"y3rbix7aoy\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/* ]]> *\/\n<\/script>\n","description":"Debugging Electrical Light Switch Wiring for New Ceiling Fan Installation By Mark J. Donovan QUESTION: Mark, I&#8217;m getting ready to install a ceiling light and I want to run power off an existing light switch. The dilemma I have is I am not sure the cable in my attic is supplying power to the light switch or actually coming from the switch. Do you have any advice on figuring out the electrical wiring of a light switch? ANSWER: AD, figuring out the electrical wiring of a light switch is similar&hellip;","thumbnail_url":"https:\/\/homeadditionplus.com\/dev\/wp-content\/uploads\/2017\/01\/2_Lights_Operated_by_1_Switch.jpg","thumbnail_width":463,"thumbnail_height":236}