• Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

Card Range To Study

through

image

Play button

image

Play button

image

Progress

1/13

Click to flip

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;

13 Cards in this Set

  • Front
  • Back
Air System select switch
Swaps between Air automatic controllers
Select illuminated means auto controller failed
Manual illuminated locked in manual
ECON Switch

CAB ALT
-------------
OFF
Packs operate on low volume

CAB ALT - cabin >9500 ft
OFF - manually selected OFF
NO MASKS guarded switch
Red light illuminates when cabin approaching 15,000 ft and masks in crew module have NOT deployed

HOLD 3 Seconds to deply
CABIN AIR SWITCH (red guard)

SMOKE
-----------
OFF
SMOKE - detected in main cargo (upper)

OFF -
Closes Conditioned Air SOV
Reduces to single pack ops
Manual - crew must turn 2 packs OFF
TRIM AIR switch

AVNCS
OVHT
-----------
OFF
Avncs Ovht - overheat sensed in avionics compartment (assumes duct rupture, closes both Trim Air PRVs (auto or manual)

OFF - commands both Trim Air PRVs to close (manual)
AVNCS switch

FLOW
---------
OVRD
FLOW -
Low avionics air flow
Cabin airflow insufficient for pressurization
Cabin alt >10,000 ft

OVRD - (auto or by pressing in manual)
Closes venturi
Exhaust fan - ON
BLEED switch(es)

PRESS
----------
OFF
Operates in parallel with, and identical to MANF/TEMP Hi switch(es)

PRESS - Low air pressure (<11 psi)

OFF - (manual) Bleed air valve commanded OFF
AIR switch(es) (red)

MANF
-------------
TEMP HI
Same function as BLEED switch

MANF - excessive temp detected outside manifold (failed or leaking) - Closes respective engine Bleed Valve

TEMP HI - excessive temp IN manifold downstream of precooler. (Closes engine bleed auto)
1-2 ISOL / 1-3 ISOL switch(es)

ON
----------
DISAG
switch inhibited in AUTO

ON - commands Isol valve OPEN

DISAG - Isol valve not in commanded position / transit
(light inhibited for 10 seconds in AUTO mode)
PACK Switch(es)

FLOW
---------
OFF
FLOW - packs ON but no flow OR packs OFF but flow present

OFF - pack commanded OFF manually (Ram Air Door commanded closed)
COCKPIT/COURIER/CARGO temp selectors

1 - Temp range
2 - Full Cold
3 - OFF
1 - 65 deg to 85 deg (center = 75 deg)

2 - All 3 packs driven to Full cold

3 - respective Trim Air valve closed, "Zone Temp OFF" alert appears
One engine air source can supply air for _______
2 packs or
1 pack + crossbleed start or
1 pack + wing anti/ice or
1 pack + 1 wing a/i + tail a/i
"Air System Test" alert when / what?
When Annunciator Test is performed

Manf fail system
Avncs fans
Trim Air SOVs
CAC Fans
A/I ducts