Quote Originally Posted by wbute View Post
I remember this coming up before. I am sure Byron said that 18V could either be black or neutral. I can't recall what neutral was, but it was a light colour.
Here's the link. It can be both and neutral is buckskin. Sandpaper didn't come in until HZ.

http://www.mysandman.com.au/forums/s...ght=headlining
Pretty sure your on the money