Typically the black is "hot" which goes on the narrow blade. The
white is neutral, which goes on the wide blade.

--

Christopher A. Young
You can't shout down a troll.
You have to starve them.
..

"Buck Turgidson" wrote in message
...
Probably a basic question, but I am rewiring a vacuum cleaner
plug. Which
goes on the wide prong of the plug - the black or white wire?

Thanks