The compressor is Primarily for the new Hadley's air reserve tank.
and for axillary air for the front air bags and accessory's, tires.
yes, I also have a 50 ft. air hose that can be run from the rear storage also. coach suspension system.
No, I did not tap into that system.
The Hot rodders were the 1st. to use the Header wrap tape as far as I know. Back in the 40's and 50's I think. ?
The Theory is to get the heat back away from the engine, transmission, coach compartment and wiring as fast as possible before the heat dissipates out through the exhaust plumbing.
More Heat efficiently out the end of the Tube is the Idea.
( I did also order today Two 80 AMP battery circuit breakers. )
Like you show in your pictures. the wiring diagram from A.S. shows these mounted coach, engine side of the shut off solenoid.