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Posted by Tom The Great on May 16, 2006, 5:12 pm
>
>>>I'm preparing my mother's home for sale. It was built about 1953 and the
>>> wiring lacks the usual third ground conductor. To make it possible to
>>>conveniently plug in stoves, refrigerators, and power tools with
>>>three-wire cords, my father simply replaced two-wire outlets with
>>>three-wire ones, leaving their ground lugs disconnected.
>>
>. . .
>
>>Per the NEC you can find the first outlet, and wire that with a GFCI,
>>and have it feed the downstream outlets. So the first(the GFCI) and
>>the downstream receptacles are ground fault protected. Just be sure
>>the follow the rules, and mark each outlet with the normal "GFCI
>>protected" and "No Equipment Ground" stickers.
>. . .
>>>At this point, every switch and outlet in the house is worn out,
>>>paint-covered, or installed up-side-down, so I plan to replace all of
>>>them. I started out intending to turn the clock back and replace all the
>
>
>I'm fairly sure that GFCI breakers have a limit to how many downstream
>outlets you're supposed to be able to feed with them. (four, maybe?)
>If I was going to live in the house, I'de replace all of them. Since
>OP is preparing the house for sale, the cheapest option is probably
>to replace the breaker(s). Anyone who cares is going to be unhappy
>about the lack of ground-wire, using breakers instead of GFCIs isn't
>going to make matters worse.
I believe, gotta look it up, if you don't use gfci receptalces, you
are stuck with using two prong receptalces.
>
>Another thing to check is whether you've got armored metal cable
>that's grounded, in which case, pigtailing the receptical ground
>to the box may be enough to satisfy the house "inspector"s little
>LED tester. (Whether that's safe or code compliant in your area
>is another question.) My second-floor circuts are like that.
>
>
later,
tom @ www.MedJobSite.com
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