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1.
During preflight, the pilot can determine
if the oxygen cylinder is turned on by:
A. Reading the quantity indicated on the
oxygen pressure indicator gage on the
storage cylinder.
B. Reading the quantity indicated on the
EICAS SUMRY display for oxygen
pressure.
C. Reading the quantity indicated on the
EICAS ECS display for oxygen pres-
sure.
D. Ensuring the “OXYGEN OFF” CAS
message is not displayed.
2.
Which of the following statements is true
if the PAX OXY/AUTO switch/indicator
is in the automatic position and electri-
cal power is available?
A. Oxygen is automatically supplied to
the passenger masks if the cabin alti-
tude reaches 10,000 feet.
B. Passenger masks will deploy and oxy-
gen will be supplied in the event of a
dual generator failure.
C. Passenger masks will automatically
deploy if the cabin altitude reaches
14,500 feet + 250 feet.
D. All of the above are true.
3.
Raising the protective safety cover and de-
pressing the DEPLOY switch/indicator on
the passenger oxygen and pressurization
control panel will:
A. Open the passenger oxygen control
valve.
B. Deploy all of the passenger oxygen
masks.
C. Not provide oxygen flow to individ-
ual passenger masks until the attached
mask lanyard is pulled.
D. All of the above are true.
4.
If the oxygen cylinder shutoff valve was
inadvertently left closed, the crew would
be alerted by:
A. A maintenance technician.
B. An “OXYGEN OFF” CAS message
on the EICAS.
C. An aural voice message, “Turn the
shutoff valve ON.”
D. Both b. and c.
5.
Oxygen system quantity is displayed on:
A. EICAS SUMRY or ECS display.
B. MFD SUMRY or ECS display.
C. RMU Engine Pages.
D. Both a. and b.
6.
Normal oxygen system pressure readings
change and are affected most by:
A. Altitude
B. Temperature
C. Airspeed
D. Bleed air pressure
7.
In the event of total electrical failure or
loss of power to the emergency battery
bus:
A. Passenger masks can be dropped and
oxygen provided by depressing the
DEPLOY switch.
B. Passenger oxygen is not available.
C. Crew and passenger oxygen is not
available.
D. Crew and passenger oxygen and mask
deployment is provided above 14,750
feet cabin altitude.
17-13
FOR TRAINING PURPOSES ONLY
L E A R J E T 4 5
P I L O T T R A I N I N G M A N U A L
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