No sign of arcing, contact surfaces clean. The paper wrapper on the fuse was browned alittle from the heat but that was the only sign.
Once I got the machine running again, I checked the fuse a few minutes later and it had cooled off considerably.
Something was obviously not the way it was supposed to be but I was just hoping someone would say "I've see this before and..."
Oh well, some things we'll never know.
