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0 votes

Fan/Light combo with Remote. When turned on with switch, the led flash once

Bypassed the remote receiver and the lights work as they should. Seems to be something failing inside the receiver. Leaving lights hardwired to switch as I prefer it this way anyway.
7 votes
Accepted

How to install chandelier fixture in ceiling hole that is too big?

The metal bracket in the picture is meant to be secured with screws into those 2 holes you see facing downward in the electric box. Usually those are 8-32 pitch machine screws. Those slots in the ...
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2 votes

Make LED light strip darker

This thing is terrifying. It's cheap Chinese shovelware straight of Alibaba, which means there's nothing safe about it. Never buy electrical gear on Amazon, for the same reason you wouldn't buy ...
2 votes

Make LED light strip darker

15 meters of any light source is going to be very bright no matter how dim each individual lighting element is. Even if each individual LED is only putting out 1 lumen, how many individual LEDs are ...
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0 votes

LED strips flickering on startup only

To make the system more stable, try adding an electrolytic capacitor across the power supply. A starting value would be 500 or 1,000 microfarads (µF) at 20 VDC or higher. N.B.: Connect + of the cap to ...
2 votes

Need Help with Replacement Light Fixture Grounding Choices

There doesn't appear to be any reason to use the bracket from the first picture with the light in the second picture. Unscrew the wire nut holding the ground wires (pointed to by the big purple arrow)...
  • 32.6k
4 votes

Need Help with Replacement Light Fixture Grounding Choices

I rarely recommend cutting a wire, but in this case, go for it. Cut the wire right near the rivet. The trick with your application is that most people have the yellow, red or tan wire nuts, and you ...
3 votes

Need Help with Replacement Light Fixture Grounding Choices

The bracket needs to stay grounded. Take the wire nut off the bundle of ground wires, add the (new) fixture ground wire, twist wire nut back on. Done.
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0 votes

Is light flickering only on camera bad?

The is-this-bad-for-health part of the question has not been answered yet. You would have to turn to scientific literature. Following are two links to papers and while I didn't read them fully, the ...
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4 votes

Is light flickering only on camera bad?

First, look at the light from the corner of the eye. It will be easier to catch some flicker, peripheral vision is more responsive than foveal. If you don't see any flicker, lights are good enough for ...
13 votes

Is light flickering only on camera bad?

The majority of artificial light sources flicker, but they do so with different amplitudes and frequencies. If you have lights powered by direct current (DC) from a battery: An incandescent bulb will ...
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5 votes

Is light flickering only on camera bad?

If you can't see it, then it does not matter. But some people are more sensitive to flicker than others. With LEDs, the amount of flicker depends on the quality of the LED driver circuit. If you ...
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2 votes
Accepted

Lighting House Numbers without Electricity

GITD products just don't GITD very long - by the time the sun has set, most of the "charge" from the sun has gone. So, Solar lights are the obvious normal solution. Of course, they involve ...
  • 146k
25 votes

Is light flickering only on camera bad?

LED lights actually flicker very quickly. It only shows up in video, your eyes don't care. It's fine.
  • 943
3 votes

Changed vanity light to a switch light but only works with ceiling light on

Let's go all the way back to the original setup. the pull chain vanity light that was originally on there was capable of being turned on without the ceiling lights being switched on The ceiling ...
1 vote

Power switch has changed directions for power

The only way for most mechanical switches to turn direction is for someone to remove it and turn it around(upside down). If no one has done this, then replaced the switch now. Turn off the breaker ...
  • 11.4k
2 votes

Under counter LED strip lighting

You must recognize that these products are not MAGIC. They have a variety of inherent limitations. For instance, you want to retain the fixtures you already have and use smart bulbs. That requires ...
2 votes
Accepted

How to attach multiple grounds for smart switches in crowded 3-gang switch box

Remove the crimp. Just cut the wires below the crimp. Clean off the paint from the ends of the wires. A gentle scrape with finger nail or a wire stripper should work. Add a pigtail to each switch's ...
0 votes

Light turns on with no hot wires, but has hot wires after turning light switch off

I am having a little trouble following this, but, if I understand you correctly, you put the leads of the voltmeter across the two contacts of the switch. If this correct, then you should read zero ...
  • 19.7k
0 votes

What's a good way to customize or recess a lightswitch?

Here are two possible ways to do this. 1) Along the lines you describe. Light switches are designed to be mounted in junction boxes that are either in or on walls (flush or surface mount) and covered ...
  • 20.5k
0 votes

What's a good way to customize or recess a lightswitch?

What you want to do is recess the UL listed junction box in the wall, mount a UL listed light switch in it, cover it with a UL listed cover plate, then put some sort of decorative "thing" on ...
  • 32.6k
1 vote

Bathroom fan and light wiring

If not overly weird, the "incoming cable fom the circuit" should be ground, neutral, unswitched hot. If the old unit had only a single switch, your right, proper and legal method for what's ...
  • 146k
2 votes

When I turn down the dimmer switch on my lights, do I actually use less electricity?

I am answering this question 10 years later, but with some fun data. Many of the answers focus on energy wasted as heat, especially at the dimmer switch itself. I used a thermal-infrared camera to ...
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3 votes
Accepted

3 Way Switches with Single Power Source

3-way circuits are pretty straightforward, but looking into that box will be like gazing into the mind of Cu'thulu unless you do something to de-confusify it. OK, you'll need a 5-pack of colored ...
1 vote
Accepted

Changing out two ceiling fans with two switches (one for lights, one for fans) for two lights with one switch

This is actually relatively easy. Power comes in on black/white. White goes to the white bundle. Black goes to the light switch. An extra piece of black wire goes from the light switch to the fan ...
3 votes

What is this weird (electrical?) bolt?

That's a wedge-type wall anchor for masonry. Drill a hole, slip it in, crank it until it expands and binds in the hole. It's not electrical. Nor is is suitable for drywall - it will only hold in solid ...
  • 146k
7 votes
Accepted

Light turns on with no hot wires, but has hot wires after turning light switch off

Using a non-contact tester (that I verified works with other wires/outlets in the house), I find no hot wires when the light switch is on (and the lights/fan are on) but when I turn the light switch ...
1 vote

Light turns on with no hot wires, but has hot wires after turning light switch off

For non-contact tester it has to be at least 1 inch away from other wires, to give you the correct reading. In you case, you have a switch loop. It is when one wire goes up to the ceiling and comes ...
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