I'm wondering if anyone has ever purchased spares from the Egdon Group. So far theirs is the only site at which I have been able to come close to matching a part I'm after, a hazard switch switch that has a push/pull action with a translucent, lighted knob. There is a part listed on their site...

I know I could probably look in several wiring diagrams and manuals, but I'd much rather ask you folks. Does anybody know what the piece identified was originally supposed to do? There is nothing attached to it atm.

I'm hoping I'm not in over my head: I've recently acquired a '79 Series III RHD diesel that was in mid-restoration. The previous owner was administering as much TLC as budget would allow when his wife pulled the plug. I've no regrets, but I have come to realize that I will most likely need to...