"Chris Friesen" wrote in message
...
Charles Schuler wrote:
"Bob F" wrote in message

I believe that GFIs are often recommended in cases where there
is no ground for safety. They do not need a ground AFAIN.


They need the ground wire.

Actually, they don't.

I should have said "Not a good idea."

http://members.tripod.com/~masterslic/FAQ-2/7.html

Problems are they are supposed to labeled as "ungrounded" and external
testers won't work.