Air Conditioning Panel Flashcards
1
Q
- How many packs are required to maintain pressurization?
A
One
2
Q
- Which bleed air manifold supplies air four pack operation?
A
10th stage
3
Q
- What is the distribution of conditioned air from the packs?
A
Left Pakk: 60% cockpit/40% cabin
Right Pakk: 100% cabin
4
Q
- Where do the air conditioning packs get there cooling air?
A
Ram air intake at bottom of vertical tail
5
Q
- Is there any advantage and using APU bleed air for air conditioning on the ground?
A
Yes; the packs operate in high mode with the APU supplying the bleed air on the ground
6
Q
- What mode are the packs normally and while in flight?
A
Low
7
Q
- When will the packs automatically go to high mode in flight?
A
Over pressure or over temperature
8
Q
- When would ram air be used?
A
Smoke clearing; unpressurized flight
9
Q
- What condition must be present for ram air to work?
A
Aircraft must be on pressurized (250 space KIAS recommended)
10
Q
10.What is the difference between normal, standby, and manual?
A
Removes fan sensors in standby and duct sensor in manual
Changes available temperature ranges
11
Q
- How does the temperature controller operate in normal mode?
A
Input from fans sensor, temperature selector and duct sensor
12
Q
- What is the function of the switch at the bottom center of the air conditioning panel?
A
604: cockpit heat turn on off cockpit heat system
605: Kevin temperature control transfers temperature control between carpet and CES
