Pneumatic Flashcards
1
Q
Pneumatic system supplies high-pressure air for
A
- Air condition
- Eng starting
- Wing anti-ice
- Water pressurization
- HYD reservoir pressurization
2
Q
The source of High pressure air
A
+ Eng bleed systems
+ APU load compressor
+ HP ground connection
3
Q
How does the Eng bleed control?
A
- Select the compressor stage to use IP or HP
- regulate bleed air temp
- regulate bleed air pressure
4
Q
The source of Air bleed
A
Normally bleed air from the IP of engine’s HP compressor to minimize fuel penalty
5
Q
Leak detection
A
The leak loops detect any overheating near the hot air ducts in fuselage, pylons and wings
- For pylon and APU: single loop
- For the wing: double loop
