Pneumatic System Flashcards
1
Q
What in the normal pneumatic pressure range?
A
12-20 psi
2
Q
What are the normal vacuum ranges?
A
0-15000’ 4.3-5.9 inches mercury
15000-35000’ 2.8-4.3
3
Q
What operates on the pneumatic system?
A
Door seal, brake de-ice, pressurization controller and outflow valves, rudder boost, de-ice boots, bleed air warning system
4
Q
What do the pressurization outflow valves need to operate?
A
Vacuum
5
Q
What is the pressure differential required for rudder boost?
A
60 psi
6
Q
What is bleed air regulated to for pneumatic system?
A
18 psi
