I looked in the technical section of OCC and found wiring diagrams for the 82 series tractors. They may not be exact, but I found them to be close. As you recall, Eric put the wiring harness from an 1806 on my 782. Like I say, it wasn't exact, but it gave me enough information to get it lined out.
Wiring Diagram for 82 series -
http://www.onlycubcadets.net/forum/showthread.php?t=21