Limitations Air bleed/Cond/Press/Vent Flashcards
1
Q
What is the recommended maximum time without Air conditioning supply with pax on board ?
A
20min
2
Q
On the ground what is the avionics ventilation limit for normal avionics ventilation system config ?
A
OAT <= 49°c // No limitation
49°c < OAT <= 55 // 2h
Some additional limitation with temp exist but 55°c is rarely exceeded (ref to FCOM if required)
3
Q
Cabin pressure, what is the max positive differential pressure ? negative ? safety relief valve ?
A
Max 9PSI
Min -1PSI
Safety relief valve 8.6PSI
the tolerance is +/-7hPA (0,1PSI)
4
Q
At what altitude will the cabin altitude warning trigger ?
A
9550ft +/- 350ft
5
Q
What is the max normal cabin altitude ?
A
8000ft
