Systems

Question 1

Max positive differential pressure

Answer 1

9.0 PSI

Question 2

Max negative differential pressure

Answer 2

-1.0 PSI

Question 3

Ram air inlet should be open if differential pressure is lower than:

Answer 3

1 PSI

Question 4

Air conditioning with LP ground unit should not be used simultaneously with

Answer 4

Air conditioning from Packs (packs off)

Question 5

Air conditioning with HP ground unit should not be used when

Answer 5

APU bleed is on

Question 6

<49° C - During ground operations, the aircraft electric power supply with avionics ventilation system should be limited to

Answer 6

No limitation

Question 7

49 < 55° C - During ground operations, the aircraft electric power supply with avionics ventilation system should be limited to

Answer 7

2h

Question 8

55 < 60° C - During ground operations, the aircraft electric power supply with avionics ventilation system should be limited to

Answer 8

1h

Question 9

60 < 64°C - During ground operations, the aircraft electric power supply with avionics ventilation system should be limited to

Answer 9

0.5h