Hi Steve,
Here's your pictures in case someone recognizes the manufacturer know something about it (and may have a wiring diagram for it).
[img]http://members.shaw.ca/ghillsden/misc/FusePanel4.jpg[/img]
[img]http://members.shaw.ca/ghillsden/misc/FusePanel5.jpg[/img]
[img]http://members.shaw.ca/ghillsden/misc/FusePanel6.jpg[/img]

Here's something you can try: disconnect the battery. Insert one probe of your ohmmeter in the empty fuse socket and use the other probe to check the unused screw terminals to discover which one connects to the fuse.


Gord
1954 1/2 ton 235 4 speed