10-42.
10-43.
10-44.
10-45.
10-46.
The converter leakage test is
performed with the converter
pressurized to how many psig?
1.
55
2.
65
3.
95
4.
110
The time required to fill a
10-liter LOX converter at a
filling pressure of 30 psig
should NOT exceed what maximum
number of minutes?
1.
5
2.
10
3.
15
4.
30
A LOX converter should maintain
a pressure of 55 to 90 psig
while delivering a flow of how
many liters per minute?
1.
50
2.
100
3.
120
4.
200
To prevent moisture from
entering the converter during
shipment or storage, the
converter should be pressurized
with gaseous oxygen to a maximum
pressure of how many psig?
1.
10 to 15
2.
15 to 25
3.
25 to 30
4.
30 to 40
Liquid oxygen converters are
subject to a calendar inspection
a minimum of every 231 days.
This interval applies to which
of the following type
converters?
1.
Aircraft–installed
2.
Shop spares
3.
Servicing pool
4.
All of the above
10-47.
10-48.
When performing a bench test on
a liquid oxygen converter, the
first step is to find the
converter’s tare weight. TO
ensure this is done properly,
you must use a scale that has a
capacity of at least how many
pounds?
1.
50
2.
20
3.
30
4.
40
When you measure the outlet
temperature of the purging unit,
the temperature should be
between how many degrees
Fahrenheit?
1.
100 and 125
2.
125 and 150
3.
150 and 200
4.
200 and 250
10-49.
What is the purging time for a
10-liter LOX converter?
1.
30 to 40 minutes
2.
45 to 75 minutes
3.
75 to 83 minutes
4.
85 to 90 minutes
10-50.
When you purge a LOX converter,
what should be the maximum inlet
pressure and temperature?
1.
60 psig and 250°F
2.
55 psig and 200°F
3.
55 psig and 250°F
4.
65 psig and 200°F
10-51.
When you perform an insulation
resistance test on an empty
converter , the megohmmeter range
selector on the test stand is
set on what position?
1.
Zero
2.
X-1
3.
X-10
4.
X-100
10–52.
When you perform the capacitance
test on an empty converter, the
reading on the test stand should
be between how many micro–
microfarads/
1.
90.3 to 111.5 (UUF)
2.
110.5 to 121.5 (UUF)
3.
150.0 to 250.0 (UUF)
4.
121.5 to 125.5 (UUF)
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