Installing a Decora double-pole...different than old switch
I might be over-thinking it, but I don't like to mess around with electrical if I am not sure.
I am replacing two old toggle light switches with Decora switches. The single pole was straightforward.
The double-pole just looks a bit different - the screws are placed differently, and everything I read says white wire to silver screw - and there is no silver screw, either on the old one or the new one.
Can someone tell me which wire goes where, on the new switch?
New switch - note the brass screws are in different places that the old one...does that matter? Old switch, red and white are both connected to brass screws.
(No ground wires are hooked up in these light boxes - I have found that to be the case in many (if not most) of the switches that I have replaced over the years. I have left them as is and have had an electrician tell me that was fine.)
On a three way switch..... the only important terminal is the black/dark one. Makes no difference where it's located. The wire that was on the dark screw is the common wire and must remain on the common terminal. The other two wires can go on either way..... no polarity.
Is the picture of the old switch the way that you found it? If those are push-in terminals (as opposed to clamp down) they should not be used. And there is far too much bare wire exposed. Either they are stripped longer than the strip guide or they are not pushed in all the way. The insulation should be tight against the device. If you have other switches and receptacles that are wired like that you should rewire them correctly and safely using the terminal screws.
The picture is of the current installation. Certainly exactly as I found it. Yes I did trim the wires - already had that done and cover is on. All good.
In a typically house most bulbs sockets are 60 watts for a incandescent light bulb. I can only tell from what kind of bulbs are in there. I don't know what is maximum watt of bulb one can put in these sockets safely. I never experimented with it.
Now, newer LED bulbs consume much less electricity. Can one add 100 watts LED bulb in a bulb socket which used to take 60 watts incandescent light bulb without any risk of over heat and fire? As a matter of fact 100 watt LED bulb consumes much less electricity than 60 watts of incandescent light bulb.
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I was trying to install ballast bypass LED tubes, first figuring whether the existing wired sockets were shunted or not in order to get the wiring correct for single end installation.
The sockets each had one wire going to them, and there was no wire jumper within the socket, or going from socket to socket. So I figured they had to be shunted in this case, but the meter indicated no continuity. (I checked the meter, and probe to probe continuity was ok.)
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