APU Flashcards
1
Q
What is the ECB?
A
The Electronic Control Box.
It is the full authority digital electronic controller that performs the bulk of the APU system logic for all modes of the engine operation
2
Q
If we change our mind and want to turn the APU back on after shutting it down, can we simply turn it on again by pressing the APU Master Switch?
A
Yes. As long as the Avail in green is still available on the APU Start pb or the ECAM memo
3
Q
What is the bleed air pressure delivered by the APU?
A
36 psi
4
Q
What will happen when there is a leak detected after turning on the APU Bleed?
A
The APU Bleed valve will still open but the Crossbleed valve will shut
5
Q
What happens when the APU Bleed valve is opened?
A
The Crossbleed valve will close and the Engine Bleed valves close.
