Air Conditioning And Pressurization Flashcards
1
Q
Max positive differential pressure
A
8.7 psi
2
Q
Max negative differential pressure
A
-0.5 psi
3
Q
Max pressure differential during ground manoeuvring
A
0.1 psi
4
Q
Max differential pressure during initial landing (at touchdown)
A
1.0 psi
5
Q
Max altitude for single pack operation
A
31.000 feet
6
Q
When must low pressure air be selected off?
A
Prior to main cabin door closure and secure
7
Q
When must the airplane be completely depressurised?
A
Prior to opening any of the airplane’s doors
8
Q
Use of EMER DEPRESS switch is prohibited:
A
Above 15.000 feet
