No Ground wire but GFCI tester says the outlet is grounded

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No Ground wire but GFCI tester says the outlet is grounded

This thread has been locked for further replies. You can start a new thread to share your ideas or ask questions.
No Ground wire but GFCI tester says the outlet is grounded
No Ground wire but GFCI tester says the outlet is grounded
2022-10-31 01:00:02
Model: KP200  
Hardware Version:
Firmware Version:

I turned off the power and removed the old outlet and noticed there's no groud wire.    It's an old building - 1950s.

After doing some research I went out and bought a GFCI tester.   I tested the old 3-prong outlet with the GFCI tester and it came up as "correct".   So I assume it's being grounded some how.

Is it being grounded through the metal box?

Can I still isntall the KP200 outlet with out a ground wire?   

Thanks,

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Re:No Ground wire but GFCI tester says the outlet is grounded
2022-11-01 18:04:31

  @FredKFredK,

You are most likely correct, but it would be recommended to have an electrician take a look to make sure, as the process to confirm this involves leaving exposed wires and connecting circuits to test for hot wires.

 

It is always safer to have a separate ground connection. If your house is older, I would be more concerned about the presence of a neutral wire. Neutral Wires did not become standard practice until the early 70s. The Neutral Wire is absolutely required and you can't get around not having one. 

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