(November 2, 2021 at 2:30 pm)Brian37 Wrote:(October 19, 2021 at 5:03 pm)Spongebob Wrote: Noooo, don't do that!! You don't need to shut off the main source just to work on an individual appliance. Just shut off the breaker for that appliance and there will be zero potential for that device and the wires that feed it. Shutting off the main breaker won't make it any more safe unless you plan to work on something else. AND, you should always test any circuit with a volt meter before disconnecting any wires, just in case you missed something. Do you shut off your main water valve just to fix a single faucet that has its on isolation valve?
You cant always single out an appliance. Most of the time the breakers are about the region of the house, like a wall or room. And nobody is suggesting you do your own repairs. All I said was the safest thing to do is either turn of that one breaker that applies to that wall or unit, or turn off power to the main breaker.
No, you said to turn off the main breaker, you said nothing about turning off the breaker that controls the appliance (which is what SB said - he didn’t say that you could single out an appliance).
Turning off a main breaker to work on a single appliance is just stupid and pointless.
Boru
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