Aluminum Wiring

Originally Posted By: jpope
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Or so I thought.


I called this out as AL and at my clients request, referred my client to a contractor that I am comfortable with.

Well my sparky called me this morning and told me that I called it wrong ![icon_redface.gif](upload://f7DX2EWhmUfsDapWaYT3oJHMCj1.gif)

It's not a great picture as it was raining terribly. It was all I could do to keep the camera lens dry.







My sparky explained to me what I was looking at and told me how NOT to make the same mistake again.

I'm sure you sparkies know what it is (so stop laughing). I'll let my fellow inspectors take a few guesses at what it is before I tell you what I was told.

The home was a 1947 build.

The entire electrical system of this home is being upgraded so my "mistake" is not a big deal (this time).


--
Jeff Pope
JPI Home Inspection Service
"At JPI, we'll help you look better"
(661) 212-0738

Originally Posted By: Blaine Wiley
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That is tin coated copper wiring if it is from 1947. You could always check it with a magnet. If it’s tin it will stick. icon_eek.gif


Originally Posted By: jpope
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Oh yea, I’m gonna stick a magnet in there while it’s raining icon_confused.gif


But yes, it's tinned.

Why aren't you working today Blaine


--
Jeff Pope
JPI Home Inspection Service
"At JPI, we'll help you look better"
(661) 212-0738

Originally Posted By: aslimack
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See quite a bit of the tin coated copper around here. Lotta old homes.


Other than the “magnet method”, what other ways do you go about confirming the tc c.p. copper? I typically look for nicks in the exposed wire at the connections. If this doesn’t show me, i often assume (date) by the sheathing material.


Nice to see us Northerners aren't the only ones who slow down this time of year.

Adam, A Plus


Originally Posted By: Blaine Wiley
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Quote:
Why aren't you working today Blaine


It is usually slow here from two days before Christmas until the week after New Years. It usually starts picking up around next week, and will be very busy until August. Only had one this morning.

If anyone wants to send some inspections or money to me, that would be nice ![icon_lol.gif](upload://zEgbBCXRskkCTwEux7Bi20ZySza.gif) ![icon_lol.gif](upload://zEgbBCXRskkCTwEux7Bi20ZySza.gif) ![icon_lol.gif](upload://zEgbBCXRskkCTwEux7Bi20ZySza.gif) ![icon_lol.gif](upload://zEgbBCXRskkCTwEux7Bi20ZySza.gif) ![icon_lol.gif](upload://zEgbBCXRskkCTwEux7Bi20ZySza.gif)


Originally Posted By: phinsperger
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aslimack wrote:

Other than the "magnet method", what other ways do you go about confirming the tc c.p. copper?


1) Markings on the sheathing if still readable
2) The cut ends show the copper. Try to have a look at the end of a wire that is wrapped around a terminal screw.

Here is some wire I took from my house. I sanded off the tin a bit at the ends so you could see it better in the photo. In the field you'll have to look a lot closer. ![icon_biggrin.gif](upload://iKNGSw3qcRIEmXySa8gItY6Gczg.gif)

[ Image: http://www.nachi.org/bbsystem/usrimages/t/tin_plated_copper.jpg ]


--
.


Paul Hinsperger
Hinsperger Inspection Services
Chairman - NACHI Awards Committee
Place your Award Nominations
here !

Originally Posted By: mpatton
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Jeff,


It only takes one miss call and an electrician to correct you on the tined copper.

Noooooooo that never happened to me. ![icon_redface.gif](upload://f7DX2EWhmUfsDapWaYT3oJHMCj1.gif)


--
Michael Patton
AA Home Inspection
Serving Northern KY & Greater Cincinnati OH

AA@AAHomeInspection.net
www.AAHomeInspection.net

Originally Posted By: jpope
This post was automatically imported from our archived forum.



mpatton wrote:
It only takes one miss call and an electrician to correct you on the tined copper.


Yup.


--
Jeff Pope
JPI Home Inspection Service
"At JPI, we'll help you look better"
(661) 212-0738