Why isn't this replacement switch turning my living room light on? The old switch (1940s) was arcing, so I replaced it. (Pics in comments) - Quora
![How can you determine if a mystery switch controls a light fixture or a receptacle, just by looking at its junction box? : r/HomeImprovement How can you determine if a mystery switch controls a light fixture or a receptacle, just by looking at its junction box? : r/HomeImprovement](https://external-preview.redd.it/voQhsrc4mTVgu-GyNpM9sOzvPOQM4ubr1vSJYJnumv0.jpg?auto=webp&s=e75731bda1ac15ee452dd1dc2a29cfe0a4dae0f8)
How can you determine if a mystery switch controls a light fixture or a receptacle, just by looking at its junction box? : r/HomeImprovement
![Dimmer light switch button usually stuck inside, doesn't spring back out always, dimmer working when able to turn light on. Help! : r/DIYUK Dimmer light switch button usually stuck inside, doesn't spring back out always, dimmer working when able to turn light on. Help! : r/DIYUK](https://preview.redd.it/49m383i282051.jpg?auto=webp&s=8a89560bb0a7b2ac9cc531ebee2da5b2f578f98e)