Limitations Air Bleed/Cond/Press/Ventilation

Question 1

With passengers on board, it is not recommended to exceed __ min without air conditioning supply.
The lack of fresh air supply will significantly reduce the cabin’s air quality.

Answer 1

With passengers on board, it is not recommended to exceed 20 min without air conditioning supply.
The lack of fresh air supply will significantly reduce the cabin’s air quality.

Question 2

• *The flight crew must not use bleed air from the APU BLEED and from the HP Air Start Unit at the**
• *same time, to prevent any adverse effect on the Bleed Air System.**

Answer 2

• *The flight crew must not use bleed air from the APU BLEED and from the HP Air Start Unit at the**
• *same time, to prevent any adverse effect on the Bleed Air System.**

Question 3

Avionics Ventilation
OAT ≤ 49 °C :
49 °C < OAT ≤ 55 °C :
55 °C < OAT ≤ 60 °C :
60 °C < OAT ≤ 64 °C :

Answer 3

Avionics Ventilation
OAT ≤ 49 °C : No limitation
49 °C < OAT ≤ 55 °C : 2 h
55 °C < OAT ≤ 60 °C : 1 h
60 °C < OAT ≤ 64 °C : 0.5 h

Question 4

Cabin pressure
Maximum positive differential pressure: ___ PSI
Maximum negative differential pressure:___ PSI
Safety relief valve setting: ___ PSI

Answer 4

Cabin pressure
Maximum positive differential pressure: 9.0 PSI
Maximum negative differential pressure: -1.0 PSI
Safety relief valve setting: 8.6 PSI

Question 5

• *The flight crew must not use conditioned air from the packs and from the LP Air Conditioning Unit at**
• *the same time, to prevent any adverse effect on the Air Conditioning system.**

Answer 5

• *The flight crew must not use conditioned air from the packs and from the LP Air Conditioning Unit at**
• *the same time, to prevent any adverse effect on the Air Conditioning system.**

Question 6

Min Cabin Alt Selection : _____ ft

Answer 6

Min Cabin Alt Selection : -2000 ft

Question 7

Max Norm Cab Alt : ____ ft

Answer 7

Max Norm Cab Alt : 8000 ft

Question 8

Cab Alt Warning : _______

Answer 8

Cab Alt Warning : 9550 ft(+/-350 ft)

Question 9

Max Cabin Alt Selection : _____ ft

Answer 9

Max Cabin Alt Selection : 14000 ft

Question 10

Outflow Valve Closure : _____ ft

Answer 10

Outflow Valve Closure : 15000 ft