13-1-6.4 Oxygen equipment

Question 1

There a two basic configurations of regulators what are they?

Answer 1

Low pressure (50 to 500), High pressure (50 to 2000)

Question 2

The relief valve shall vent at least how many liters per minute?

Answer 2

100

Question 3

The time required to fill the converter shall not exceed how many minutes? What is the filling pressure?

Answer 3

10 minutes

30 PSIG

Question 4

What is the temperature of LOX in its liquid state? What is the expansion rate ?

Answer 4

• 297

862: 1

Question 5

At 32,000ft ambient air shuts off and user receives what percent oxygen ?

Answer 5

100%

Question 6

CRU-72?

Answer 6

High pressure regulator

50 to 2000

100% oxygen at 32,000

Question 7

What is the maximum altitude of CRU-103?

Answer 7

50,000

Question 8

When performing converter leakage test where is the hose assembly connected?

Answer 8

Bell Jar bottom coupling (C-1)

Question 9

What is the relief valve setting on a LOX converter?

Answer 9

100-120 PSIG

Question 10

When is the relief valve set to relieve excess pressure in the converter assembly?

Answer 10

110 PSIG

Question 11

What CRU Reg does E-2/C2 uses?

Answer 11

CRU-53

Question 12

When is the emergency position used on panel mount regulator?

Answer 12

When inadequate oxygen supply is suspected

Question 13

What max allowable weight for a Lox converter in vented mode ?

Answer 13

5 Lbs

Question 14

What is the max allowable weight for a lox converter in build up and supply mode?

Answer 14

3 lbs

Question 15

What color are oxygen cylinders?

Answer 15

Green with 3 inch white stripes

Question 16

How many people are required for handling Lox ?

Answer 16

Two or more

Question 17

What is the manual for Gas cylinder handling and maintenance?

Answer 17

Navair 06-20-2 series

Question 18

How much built up explosive pressure can a Lox converter make if in a confined space ?

Answer 18

12,000 PSIG

Question 19

How high is a drip pan suppose to be ?

Answer 19

6 inches

Question 20

Keep open flames away from oxygen equipment how many feet ?

Answer 20

100 ft

Question 21

What is the operating pressure of a Lox converter?

Answer 21

55 to 90 PSIG

Question 22

What is the delivery rate for a Lox converter?

Answer 22

120 LPM

Question 23

What is the max buildup time for a lox converter?

Answer 23

5 minutes

Question 24

What is burst disc rupture range ?

Answer 24

225psig at 72 degrees

Question 25

What is the maximum allowable leakage for a lox converter with 95psig applied ?

Answer 25

0.01

Question 26

What is the temperature range for ultrasonic cleaner?

Answer 26

32 F to 212F

Question 27

What is the capacity of an ultrasonic cleaner ?

Answer 27

1.9 gallons

Question 28

What is the weight of an ultrasonic cleaner?

Answer 28

41 1/2 pounds

Question 29

What voltage does a ultrasonic cleaner use ?

Answer 29

110/115 volts

Question 30

What is the operating pressure of a portable oxygen system?

Answer 30

50 to 2000psi

Question 31

When does 100% oxygen begin in a portable oxygen system?

Answer 31

27,000ft

Question 32

Air/oxygen dilution in a portable oxygen system begins at what feet ?

Answer 32

30,000

Question 33

What is the operating altitude of a portable oxygen system?

Answer 33

43,000

Question 34

What is the size of a portable oxygen system cylinder?

Answer 34

96 cubic inch

Question 35

What is the recommended inter pressure for a Cru-103?

Answer 35

5 to 120 PSIG

Question 36

The pressure-breathing feature maintains a positive pressure in the mask hot to how many inches in water ?

Answer 36

20in H2O at altitudes between 34,000 to 50,000 ft

Question 37

RV-3 On LOX converter?

Answer 37

5-15 psi set at 10 psi

Question 38

RV-4 on lox converter?

Answer 38

0-500 psi rand set at 180

Question 39

C-2 on lox converter?

Answer 39

Bell Jar Top coupling