Yes this is completely normal for when most HVAC systems turn on. If your lights dim for less than a second or their brightness is reduced by only a fraction then it shouldn’t be a cause for concern as it has no negative effect on the electrical system. The cause for concern only comes if your lights flicker constantly when the system is on or noticeably brighten before flickering as this may indicate a larger issue at hand. The most common causes of continued light flickering are circuit overload, exposed wires, damaged wires, maxed out distribution panel, or a damaged/weak AC capacitor.
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I have two telephone lines in my home. Why, when I’m on the phone and the other phone line is in use, do I hear the other conversation in the background?
This is commonly called Bleed over and usually results from one of three conditions. Phone wiring installation today should be done as a home run… Read More »I have two telephone lines in my home. Why, when I’m on the phone and the other phone line is in use, do I hear the other conversation in the background?
