Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
10 Cards in this Set
- Front
- Back
|
What air system limitations are there on takeoff, landing and approach with the engine bleed switches ON? |
Do not operate airconditioning packs in HI
|
|
|
What is the maximum (safety press relief valves) cabin differential pressure?
|
9.74 psi
|
|
|
When is the overboard exhaust valve open?
|
On ground:
-Exhaust E&E bay warm air Inflight: -At low diff pressure -Both packs HI and recirculation fan OFF for aid in smoke removal |
|
|
What does it mean if the AUTO FAIL light on the pressurization panel comes on alone (w/o ALTN)?
|
Dual controller failure
|
|
|
What causes the AUTO FAIL and ALTN lights on the pressurization panel to illuminate?
|
-Loss of DC power
-Controller fault -Outflow valve control fault If controller not responding normally: -Excessive diff press (>8.75 psi) -Excessive rate of cabin change (+/-2,000 ft/min) -Hi cabin altitude (>15,800 ft) |
|
|
In AUTO, when do the pack valves operate in HI?
|
Inflight:
ONE PACK operation with flaps not extended Ground or inflight: Both engine bleeds OFF & APU air ON (one or two packs) |
|
|
CABIN ALTITUDE WARNING or Rapid Depresurization
|
Captain:
O2 masks and regulators........ON, 100% Crew Communications............Establish Co Pilot: O2 masks and regulators..........ON, 100% Crew communications..............Establish Press Mode Selector...............MAN Outflow valve switch................Close Passenger Signs.....................ON Passenger O2 switch...............ON |
|
|
EMERGENCY DESCENT
|
Captain:
Announce Emergency Descent.....PA Start Switches.............................Cont. Altitude select............................. Lower alt SPD INTV...................................Select MAN SPD...................................270 kts Spoiler........................................extend Landing Gear Lever .....................Down MAN SPD...................................300 kts FLC............................................Select Atitude select..............................10,000 ft Co-Pilot: Announce Emergency Descent.....ATC |
|
|
What is the normal diff press above FL370?
|
8.99 psi
|
|
|
When does the Altitude Horn sound?
|
10,000 ft
|
