10-22.
10-23.
10-24.
10-25.
10-26.
Panel-mounted regulators are
10-27.
inspected in accordance with the
planned maintenance system
(PMS).
This inspection CANNOT
exceed what maximum number of
days?
1.
91
2.
180
3. 220
4.
231
How often, if ever, should the
silicone rubber parts be
replaced on a MD-1 oxygen
regulator?
1.
Each time the regulator is
disassembled
2.
Each time the regulator is
inspected
3.
Each time a function test is
performed
4.
Never
Which of the following oxygen
systems test stand is used to
bench test a panel-mounted
regulator?
1.
59A120
2.
31TB1995-1
3.
117AS100
4.
OTS 565
Nitrogen supply cylinders used
in testing oxygen regulators
contain a maximum pressure of
how many psig?
1.
2,500 ±200
2.
2,000
±200
3.
1,500 ±200
4.
2,500
±110
When you perform an inward
leakage test on a panel-mounted
regulator.
What is the maximum
allowable leakage in cubic
centimeters per minute?
1.
100
200
2.
3.
300
4.
400
10-28.
10-29.
10-30.
10-31.
To perform the outlet leakage
test on an MD-1 regulator, you
must apply a film of leak
detection compound over the
regulator outlet.
The film
should not advance more than
what minimal distance,
if any,
to be allowable?
1.
1 inch in 15 seconds
2.
3/4 inch in 20 seconds
3.
1/2 inch in 10 seconds
4.
None
What is the
if any, for
test?
1.
90 psig
2.
60 psig
3.
80 ccm
4.
None
What is the
if any, for
test?
allowable leakage,
the overall leakage
in 1 minute
in 2 minutes
allowable leakage,
the outward leakage
1.
0.12 ccm
2.
120 lpm
3.
0.12 lpm
4.
None
When you perform the second
Stage relief valve test on a
panel–mounted regulator, 3
inches of mercury is applied to
the regulator outlet through the
vent pressure valve on the test
stand.
The relief valve should
vent at how many liters per
minute?
1.
10
25
2.
3.
30
4.
45
When you perform the flow
suction test on a panel–mounted
regulator,
the maximum flow
through the regulator, with no
suction applied, is how many
lpm?
1.
0.01
2.
0.02
3.
0.05
4.
0.10
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