I'm in the process of cleaning up the wiring and disconnecting the all the excess school safety stuff. I came across the valve in the picture and can
t figure out what it is for. The two airlines in the pic run from the door switch on the drivers control panel, the black one goes to the release valve and then from there to the door. The silver one goes to this mystery valve and then runs to the door. Even though the valve (or solenoid) is disconnected the door still works! Any ideas?
The wiring in this bus is a real mess. This is what it looked like before I started:
I removed a bunch of wiring so far (a lot of it went nowhere!), and amazingly the bus still starts!
This is where its at right now: