Environmental Systems

Question 1

Which of the following statements is correct? Normal operation of the cabin temperature:

Answer 1

Uses sensors and an ECS controller and does

not require constant adjustments by pilots

Question 2

Which of the following statements is correct?If the automatic pressurization controller
malfunctions and the cab alt climbs
uncontrollably:

Answer 2

MANUAL PRESS should stop the cabin altitude from climbing

Question 3

After dual generator failure in flight, how
does the cabin pressurization system
function?

Answer 3

It continues automatic regulation via the

secondary (right) channeI

Question 4

If both BLEED switch lights are selected OFF,

what equipment does not work?

Answer 4

Emergency pressurization, air-conditioning

pack, and wing/stab anti-ice

Question 5

How is the automatic pressurization control

is normally set before take-off?

Answer 5

By setting the landing field elevation

Question 6

If the MAN PRESS switch light is pressed in

flight, what can the pilot expect?

Answer 6

Cabin altitude to remain at its present

setting

Question 7

What is the delta P limitation?

Answer 7

+ 9.9 to - 0.5 psi