https://lamiko.com.tr/qa/electrical-wiring Powered by Question2Answer https://lamiko.com.tr/91/how-do-i-choose-a-wire-size-for-long-runs I’m planning a couple of longer wiring runs in my house and I want to make sure I choose the right wire size before I buy anything. The loads are not huge, but the distance is long enough that I keep hearing about voltage drop and don’t want to end up with lights dimming or equipment running poorly. How do I figure out the right wire gauge for a long run, and are there any practical rules of thumb that experienced electricians use? Electrical Wiring https://lamiko.com.tr/91/how-do-i-choose-a-wire-size-for-long-runs Sat, 20 Jun 2026 14:15:27 +0000 https://lamiko.com.tr/85/which-cable-is-better-for-attic-runs-nm-or-mc I’m getting ready to run a few new circuits through an unfinished attic, and I’m trying to decide whether NM cable or MC cable is the better choice for that space. The attic gets pretty hot in the summer, and I’m not sure if that should push me toward one type over the other, especially with protection and local code concerns. If you’ve done attic runs before, what would you choose and what tips should I know before I start? Electrical Wiring https://lamiko.com.tr/85/which-cable-is-better-for-attic-runs-nm-or-mc Sat, 20 Jun 2026 14:15:27 +0000 https://lamiko.com.tr/57/how-do-i-splice-wires-inside-a-junction-box I need to splice a few wires inside a junction box for a small lighting repair, but I’m not completely sure I’m doing it the right way. I know the box is supposed to keep the connections safe, but I’m confused about what kind of connectors to use, how tight everything should be, and whether I need any special cable support or grounding steps. If you’ve done this before, could you share your advice and the main things to watch out for? Electrical Wiring https://lamiko.com.tr/57/how-do-i-splice-wires-inside-a-junction-box Sat, 20 Jun 2026 14:13:39 +0000 https://lamiko.com.tr/55/what-wire-color-codes-should-i-follow-in-repairs I’m doing a few small electrical repairs in my house, and I keep running into different wire colors that don’t seem to match what I expected. I know some colors are supposed to mean hot, neutral, or ground, but I’m not sure which wire color codes I should actually follow when repairing older wiring or replacing fixtures. Could people with experience share what rules they use and any tips for avoiding mistakes? Electrical Wiring https://lamiko.com.tr/55/what-wire-color-codes-should-i-follow-in-repairs Sat, 20 Jun 2026 14:13:39 +0000 https://lamiko.com.tr/31/which-wire-connector-works-best-for-stranded-copper I’m working on a few small electrical projects at home and keep running into stranded copper wire. I’ve seen different wire connectors and crimp terminals, but I’m not sure which type actually holds stranded copper the best without loosening over time. For anyone who has dealt with this a lot, what connector do you trust most for stranded copper, and what should I avoid? Electrical Wiring https://lamiko.com.tr/31/which-wire-connector-works-best-for-stranded-copper Sat, 20 Jun 2026 14:13:39 +0000 https://lamiko.com.tr/23/how-do-i-fish-cable-through-finished-walls I’m trying to run a new cable through a couple of finished interior walls, and I really do not want to cut up more drywall than necessary. I can see where I want the cable to start and end, but I’m not sure what the cleanest way is to get it through the wall cavity without hitting blocking, insulation, or existing wiring. Could people who have done this before share their approach and any tips that made the job easier? Electrical Wiring https://lamiko.com.tr/23/how-do-i-fish-cable-through-finished-walls Sat, 20 Jun 2026 14:13:39 +0000 https://lamiko.com.tr/17/how-do-i-replace-old-knob-and-tube-wiring-safely?show=18#a18 Replacing knob-and-tube wiring is not a normal DIY project, and the safest approach is to treat it as a full electrical upgrade, not a simple wire swap. The big issue is that the old system was installed for a different era, with lower electrical demand and no grounding conductor. Even if some of it still powers lights or outlets, hidden splices, brittle insulation, overloaded circuits, and mixed-era modifications can make it unpredictable.<br /> <br /> The first step is to identify exactly what you have. Knob-and-tube usually has individual insulated conductors running through ceramic knobs and tubes, often with no ground wire. You want a licensed electrician to evaluate the entire system, not just one visible section. In many older homes, knob-and-tube has already been partially extended or patched with newer cable, and those transition points are where problems often show up. A proper inspection can tell you which circuits are active, whether any are buried under insulation, and whether the panel has been updated to handle modern loads.<br /> <br /> In practice, the replacement is usually done circuit by circuit. That means installing new cable, new boxes where needed, and a grounded panel or grounding path as required by current code in your area. The electrician may need to open walls, run cable through attic or basement spaces, and fish wire down to outlets and switches. If you are planning a remodel, that is often the best time to do it because the walls are already open. If not, a good electrician will try to minimize damage, but some patching is almost always part of the job.<br /> <br /> Do not assume the old wiring is safe to leave in place just because it still works. Knob-and-tube becomes a bigger fire risk when it is covered by insulation, overloaded by modern appliances, or connected to improper fuses or breakers. If you are using space heaters, window air conditioners, microwaves, or other heavy loads on those circuits, stop and get it checked quickly. Also, if you smell burning, see warm outlets, hear buzzing, or have frequent blown fuses or tripped breakers, shut the affected circuit off and call a professional.<br /> <br /> If you are asking about actually doing the replacement yourself, the honest answer is that it’s usually best left to a licensed electrician unless you already have solid electrical experience and know the local code. The work often involves permits, inspections, safe de-energizing, testing for live conductors, and verifying grounding and bonding. One mistake can leave hidden energized wires in the wall or create a dangerous splice.<br /> <br /> The safest plan is to get an inspection, map every knob-and-tube circuit, replace the system in phases if needed, and use permits and inspections to verify the work. If you are keeping the house occupied during the upgrade, ask the electrician how they would stage the job so you are not left without power in key rooms for long. Electrical Wiring https://lamiko.com.tr/17/how-do-i-replace-old-knob-and-tube-wiring-safely?show=18#a18 Sat, 20 Jun 2026 14:13:39 +0000 https://lamiko.com.tr/11/which-wire-gauge-should-i-use-for-a-20-amp-circuit I’m wiring a new outlet circuit in my garage and I want to make sure I use the right wire size for a 20-amp breaker. I’ve seen different advice online, and I’m not sure whether 12-gauge is the standard or if there are situations where I should go bigger. If you’ve done this kind of work before, could you share what wire gauge you’d use and any tips to avoid mistakes? Electrical Wiring https://lamiko.com.tr/11/which-wire-gauge-should-i-use-for-a-20-amp-circuit Sat, 20 Jun 2026 14:13:38 +0000