Aluminum Wiring

Originally Posted By: jschwartz1
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I am looking for some pics of aluminum wiring in a service panel.


Thanks


Originally Posted By: kmcmahon
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http://www.inspect-ny.com/aluminum/recogniz.htm



Wisconsin Home Inspection, ABC Home Inspection LLC


Search the directory for a Wisconsin Home Inspector

Originally Posted By: jschwartz1
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Kevin,


Really good link. Everyone should read.


Originally Posted By: dvalley
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Jay,


Here's a nice close-up of aluminum wiring inside a panel.

Check out the melting insulation covering on the wires...
![](upload://me4MtRe3nGBGET8vgZY42XGj9kl.gif)


--
David Valley
MAB Member

Massachusetts Certified Home Inspections
http://www.masscertified.com

"Some cause happiness wherever they go; others, whenever they go."

Originally Posted By: jschwartz1
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nice pic. Do you have any coming into the panel?


Originally Posted By: dvalley
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Coming into the panel???


They all look alike until the sheathing is cut back.


--
David Valley
MAB Member

Massachusetts Certified Home Inspections
http://www.masscertified.com

"Some cause happiness wherever they go; others, whenever they go."

Originally Posted By: Joey D’Adamo
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Here’s a picture of some aluminum wire I have…




Made by alcan and plastic sheathed. Most aluminum wire, I believe, will be cloth sheathed. I don't have a sample of that to show you, though.


Originally Posted By: jschwartz1
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David,


Thanks. That's all I need.


Originally Posted By: jschwartz1
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Joey,


Thank you.


Originally Posted By: bbadger
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David I have never seen cloth covered Aluminum.


All I have seen is plastic covered like your picture although I have seen it in black instead of white.

Are you sure your not confusing tin plated copper wiring with aluminum?

There was a lot of cloth covered tin platted copper NM installed around here in MA.

The tin plated copper is good stuff ![icon_smile.gif](upload://b6iczyK1ETUUqRUc4PAkX83GF2O.gif) , the cloth insulation is past it's lifespan at this point.


--
Bob Badger
Electrical Construction & Maintenance
Moderator at ECN

Originally Posted By: dvalley
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Quote:
David I have never seen cloth covered Aluminum.


I never said that aluminum wiring was cloth covered. I believe your question should be directed towards Joey.


--
David Valley
MAB Member

Massachusetts Certified Home Inspections
http://www.masscertified.com

"Some cause happiness wherever they go; others, whenever they go."

Originally Posted By: Joey D’Adamo
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Here I’ll show you some cloth covered aluminum…




Although what I was actually referring to is the early NM cable.. it might've actually been covered in loom... some of the pictures on that inspect-ny site of aluminum cable are of that type. Early NM cable had plastic insulated wires, but the sheath was not plastic... it was a type of fabric/loom something like that... that's what I meant.


Originally Posted By: bbadger
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dvalley wrote:
Bob,

You stated...
Quote:
David I have never seen cloth covered Aluminum.


I never said that aluminum wiring was cloth covered. I believe your question should be directed towards Joey.


Sorry David my mistake so yes I redirect toward Joey.

I still have never seen aluminum under any old style insulation.

Joey why are you so sure that is aluminum wire in your picture it looks like it may be tin plate copper.


--
Bob Badger
Electrical Construction & Maintenance
Moderator at ECN

Originally Posted By: Joey D’Adamo
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bbadger wrote:

Joey why are you so sure that is aluminum wire in your picture it looks like it may be tin plate copper.


Hmm... well I guess just because the house was built later than tin plated copper was used. Although I guess it could've been left on the truck or something.

As for AL with the old style insulation, let me see if I can find you a picture.

OK here's one...

(http://www.alwirerepair.com/aluminum%20wiring-1%20copy.jpg)

Although the wire i've seen around here with that type of insulation was green, not white.


Originally Posted By: jpeck
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Joey D'Adamo wrote:
Early NM cable had plastic insulated wires, but the sheath was not plastic... it was a type of fabric/loom something like that...


Joey,

Early NM had rubber insulation, not plastic insulation. Rubber insulated conductors were copper and tinned because there was a chemical reaction between the rubber and the copper.

Most, if not all, tinned copper (referring to the older conductors, not newer ones tinned for looks in speaker wire, etc.) was also rubber insulation. Rubber insulation has outlived its usefulness (the rubber dries out and loses its insulating characteristics as well as the fact that it cracks and spits, serving no useful purpose where it has cracked and split.

Later NM had thermoplastic insulation in the cloth (loom) type sheath.

Newer NM has thermoplastic insulation in a PVC (plastic) type sheath. Not sure if it is PVC or what type of plastic it is.


--
Jerry Peck
South Florida

Originally Posted By: Joey D’Adamo
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“Later NM had thermoplastic insulation in the cloth (loom) type sheath.” Ok that’s the one I meant. Most AL wire is like that, although some of the later AL wire is plastic sheathed.


So that wire in the picture is tinned copper? Good to know. I stand corrected, then.


Originally Posted By: jpeck
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Joey D'Adamo wrote:
So that wire in the picture is tinned copper? Good to know. I stand corrected, then.


Maybe ... depends on how old it is ... the give away is rubber insulation (if it had rubber insulation).


--
Jerry Peck
South Florida

Originally Posted By: gbeaumont
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Hi to all,


while we are swopping AL wire pictures, try this one:

![](upload://hF8iXcvvJ5R1YaItvV86q0JBYlD.jpeg)

Just as a side bar this picture shows clearly the manufacturer Kaiser, who built most of the WWII liberty ships. (sorry I'm a mine of totaly useless information ![icon_wink.gif](upload://ssT9V5t45yjlgXqiFRXL04eXtqw.gif) )

Dave V, loved th photo you put up as you can clearly see the effects of a loose conection on both the wire sheathing and the screw, nice one !

Regards

Gerry


--
Gerry Beaumont
NACHI Education Committee
e-mail : education@nachi.org
NACHI phone 484-429-5466

Inspection Depot Education
gbeaumont@inspectiondepot.com

"Education is a journey, not a destination"

Originally Posted By: jpeck
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gbeaumont wrote:
Just as a side bar this picture shows clearly the manufacturer Kaiser, who built most of the WWII liberty ships. (sorry I'm a mine of totaly useless information ![icon_wink.gif](upload://ssT9V5t45yjlgXqiFRXL04eXtqw.gif) )


He also made the Henry J and the Kaiser-Darren. I almost bought a Kaiser-Darren when I was in high school, there was one parked beside a house across from the school. Never could get my Dad to let me buy it (it was going cheap at that time, no one yet knew it's value, and I didn't either, it was just a neat car with doors which slid frontward into the front fenders). Being a high school car freak with very little money, I was looking for 'flash' for very little 'cash'. Ended up with a 1954 Jaguar MK VII. Almost bought a Maserati Birdcage which raced at Sebring, but had to settle for the MK VII the same guy owned. "ALMOST" bought a lot of neat cars (like a Fiat Zagato 750 Abbarth, which also raced at Sebring), but, back then, my dad had final say on what I could bring home.

But memories made me digress from the topic. Sorry for the little jaunt down memory lane.


--
Jerry Peck
South Florida

Originally Posted By: gbeaumont
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Jerry P wrote:
Maserati Birdcage which raced at Sebring


What wouldn't you give to have that in the garage now ?? I am also a classics fan, my personal favorite owned back in the UK was a car "never built" a 1967 Daimler Soverign (never sold here) A jaguar 420 (not the 420G) it had 4 speed with overdrive and chrome wires (never an option on the Daimler model) was a 1968 spec with AC and rear window defrost the best car Jaguar/Daimler sold in the 60's.

OK back to aluminium wiring

Regards

Gerry


--
Gerry Beaumont
NACHI Education Committee
e-mail : education@nachi.org
NACHI phone 484-429-5466

Inspection Depot Education
gbeaumont@inspectiondepot.com

"Education is a journey, not a destination"