Dash 1 - A/C & Pressurization Flashcards
1
Q
The press sys maintains what psid max pressure differential with one pack
A
7.8 psid
2
Q
Emergency depressurization switch will relive cabin press in less than
A
60 sec
3
Q
To prevent damage, place radar in STBY if cabin altitude is above
A
20,000’
4
Q
CABIN PRESS LOW & CABIN ALTITUDE may not rescind until as low as
A
8,000’ cabin alt
5
Q
With loss of both ESC’s, air below ____ may be discharged into the cabin
A
0 degrees F
6
Q
In flight, when ambient air temp below __ the fans and heat exchgr mng avionics cooling
A
65 degrees F
7
Q
On gnd w/AC packs off, temps above ___ require aviaonics cooling from AC gnd unit
A
90 degrees F
8
Q
If an aviaonics overheat of 90deg or more continues for more than __min, MC illum
A
5 min
