A320 Pressurization System

Question 1

AC Pressurization controlled by (3)

Answer 1

Cabin Pressure Controller x2 (but 1 at a time)
Manual control

Question 2

Outflow valve is directly controllable from cockpit via the____________

Answer 2

MAN V/S CTL switch

Question 4

What depressurizes the aircraft when engines off and CPCs failed to do so?

Answer 4

Residual Pressure Control unit (RPCU)

Question 5

Three pressurization system valves

Answer 5

Outflow x1
Safety valves x2

Question 6

Ditching pb closes what? (6)

Answer 6

Outflow valve
Emergency Ram Air inlet Avionics vent inlet
Avionics vent extract valves
Pack flow control valves x2

Question 7

Max normal cabin altitude

Answer 7

8,000’

Question 8

Cabin altitude warning at

Answer 8

9,550’

Question 9

The outflow valve auto-closes at

Answer 9

15,000’