Oxygen & Water and Waste

Question 1

1. Where are the crew oxygen masks stowed in the autodeployment system?

a. In the side panels
b. In the overhead compartment
c. Under the pilot and copilot seats
d. On the aft partition, outboard and behind the crew seats

Answer 1

b. In the overhead compartment

Question 2

2. When do the crew diluter-demand, quick-donning masks deliver oxygen, when set to 100%?

a. At all times
b. Upon exhalation
c. Upon inhalation
d. When the hose is plugged-in

Answer 2

c. Upon inhalation

Question 3

3. Why must the PULL ON–SYSTEM READY handle be pulled out, prior to flight, arming the system?

A. To have oxygen available immediately any time it is needed
B. To prevent oxygen mask icing
C. To prevent freezing of the fill valve
D. To de-energize the barometric pressure switch

Answer 3

A. To have oxygen available immediately any time it is needed

Question 4

4. The autodeployment system operates at which cabin-pressure altitude?

a. 10,500 feet
b. 12,500 feet
c. 20,000 feet
d. 31,000 feet

Answer 4

b. 12,500 feet

Question 5

5. When selected to 100%, the number of crew masks in use to be used for computing oxygen duration is:

a. Counted once
b. Tripled
c. Halved
d. Doubled

Answer 5

d. Doubled

Question 6

1. The sliding-knife valve on a Monogram toilet is to be open?

A. At all times except when servicing the unit
B. At all times including when servicing the unit
C. Only when servicing the unit
D. Only when in actual use

Answer 6

A. At all times except when servicing the unit