7-54.
7-55.
7-56.
7-57.
7-58.
7-59.
Base LOX storage tanks will be
tested for odor a minimum of how
often?
1.
Every 7 days
2.
Every 14 days
3.
Every 21 days
4.
Every 28 days
LOX samples are prepared for use
by what organization?
1.
The AME shop
2.
The AIMD paraloft
3.
The ground support equipment
work center
4.
The depot maintenance
activity
The sampler, as received by the
using activity, is sealed and
contains gaseous oxygen at what
pressure?
1.
5 psi
2.
10 psi
3.
15 psi
4.
20 psi
A LOX sampler received without a
residual gaseous oxygen pressure
should be given what treatment?
1.
Purged before use
2.
Wet cleaned and purged before
use
3.
Rejected and returned
4.
Dried in an oven before use
What is the maximum number of
ways to purge oxygen containers?
1.
One
2.
Two
3.
Three
4.
Four
What is the purpose of the LOX
wash method of purging?
1. 100°F
2. 150°F
3. 200°F
4. 250°F
1. 30 psi
2. 40 psi
3. 50 psi
4. 60 psi
1. One hour
2. Two hours
3. Three hours
4. Four hours
1. 50°F
2. 100°F
3. 150°F
4. 200°F
1. To purge LOX lines
2. To lower the contamination of
LOX trailers
3. To purge gaseous oxygen
cylinders
4. To lower the contamination of
LOX converters
50
7-60.
7-61.
7-62.
7-63.
7–64.
7-65.
Aircraft LOX converters must, be
purged under which of the
following conditions?
1.
Before putting them into
service
2.
If allowed to run dry
3.
If odor is detected
4.
Each of the above
The hot nitrogen gas used in
purging LOX converters must be at
what minimum temperature?
The hot nitrogen gas used in
purging a LOX converter is
regulated to what minimum
pressure?
What is the minimum amount of
time a converter should be
purged?
What should be the minimum
temperature of the hot nitrogen
exiting a converter being purged?
After a LOX converter has been
purged and serviced, an odor test
is performed. If odors persist,
the converter must be subjected
to what action?
1.
Repurging
2.
Turn into supply
3.
Routing to NADEP
4.
Wet cleaning
