What is hard time maintenance
Set time replacement for parts
What is on condition maintenance
When checks are failed parts are replaced
Average Pressure at 30,000ft
8-9 PSI
What does fail safe mean
If one fails there is a backup that can safely take the load and continue as normal
Why is fuselage fuel used first
It uses electric pumps not gravity which could fail
Normal Decompression Time
6 - 10 Seconds
Rapid Decompression Time
4 - 6 Seconds
Explosive Decompression Time
0 - 3 Seconds
What are the Secondary Flight Controls
Controls that does effect roll, pitch or yaw