Originally Posted by
Grumble
It’s a major weapons system (pause for laughter to stop). You don’t need to know the details of the systems unless you’re flying it.
It's a 50 year old tanker, the basics of the fuel system such as locations of the tanks, AR refueling pumps, and override pumps is not classified information. I ended up buying a flight manual off the internet of the 135A and had more information then I need.