Pressurization Flashcards
1
Q
When do recirculation fans not work?
A
When DUMP button is pressed.
Smoke is detected in the recirculation bay.
The perspective pack is off.
2
Q
Where does air in graspers come from?
A
Air from the right recirculation fan.
3
Q
Cargo ventilation.
A
Forward comes from the cabin and then vented off….. Aft is not vented.
4
Q
Emergency ram air ventilation.
A
Left side ram opens if in flight and both packs are commanded off or failed and below 25,000 feet.
5
Q
What do recirculation fans do?
A
Help reduce the work load on the packs by recirculating already conditioned air and remixing it with incoming air in flight deck and cabin… Provides a mix of 52% fresh air and 48 recirculated.
