I am moving my clothes dryer from a laundry room to the garage. It
requires an additional 30 feet of wire. The current wire is 10ga, 30
amp (red115v, black115v, white neutral/ground). Can I use 10/2 Romex
which is Black, White, Bare ground. Obviously the black and White are
the 1150 feed but will the bare ground work instead of a white common
Are you asking if it will work, or if it is safe, or if it is legal?
It will work.
It is of questionable safety; an uninsulated neutral and no independent
ground can make for problems.
It is not legal; /3 has been required for about 20 years now. Your
extension voids the old one being grandfathered in.
On Sat, 11 Aug 2007 22:05:35 -0400, "RBM" <rbm2(remove
Usually what happens is they take the white wire to the 3d pin on the
receptacle and connect the bare to the box or backstrap of a bakelite
receptacle. If that is true you can always go to the 4 wire plug with
a simple receptacle change.
It is correct that, with the exception of SE, you have always been
required to use an insulated "neutral;" that also gets used as the
That 3 wire plug went away in the 1996 code cycle. As Phil Simmonds
said in the ROP, "the war is over", referring to this exception that
started in WWII to save copper.
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