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|  STUDENT GUIDE T-39N/G NATOPS
UNIT SEVEN REVIEW
1.
The T-39N/G pressurization schedule is:
Sea level to 8000 ft __________
8000 ft and above __________
2.
Pulling a fire pull handle closes the bleed air shutoff valve for that engine, but the remaining
engine can provide enough air for pressurization and air conditioning. (TRUE/FALSE)
3.
Selecting EMER PRESS provides unconditioned bleed air from the __________ engine only.
4.
Selecting RAM closes the __________ and opens the __________.
5.
The __________ position of the CABIN AIR switch is used for smoke and fumes elimination.
If the cabin altitude exceeds 10000-+ 400 feet, the red _______________ warning light will
6.
illuminate, along with the _______________ sign in the cabin.
7.
With cold ambient temperatures, EMER PRESS may be used to rapidly heat the cabin on deck.
(TRUE/FALSE)
If the cabin altitude exceeds 13500 + 500 feet, the ______________ and ______________
8.
signs in the cabin will illuminate. In addition, if the _______________ is in AUTO, oxygen will be
available to cabin personnel.
9.
The normal pressure for the oxygen cylinders, checked on preflight, is _______________ to
_______________ psi.
10. Explain the function of each of the three positions of the pressure regulator on each oxygen
mask:
NORM -
__________
100% -
__________
EMER -
__________
11. The oxygen mask incorporates a _______________ as a flow indictor, indicating whether
oxygen is available or not.
12. If the cabin altitude exceeds _______________ feet, the oxygen warning horn will sound. It
can be silenced by pressing the _______________.
13.
The AUTO position of the CABIN TEMP switch works only if the CABIN AIR switch
is in __________, __________ or __________.
7-6
ENVIRONMENTAL SYSTEMS
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