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22 Cards in this Set
- Front
- Back
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When installing fittings into hoses, what lubricants can be used? |
Fresh Water only |
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True or False. Always use a gas source for a proof test because of the personnel hazard associated with stored energy from the compressed gas. |
False |
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Do spiral wounds assemblies have a separate strength member? |
Negative |
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What strength members do parallel assemblies have? |
A: combination strength/communication member B: separate strength member and communication cable |
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the 3/8" breathing gas hose has what size fittings? |
9/16 |
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What must the D-ring be loaded tested to? |
500 lbs. |
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What minimum length in inches must the pneumofathometer be from the index? |
18" minimum |
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What minimum length in inches must the breathing gas hose be from the index? |
48" +/- 2" |
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What minimum length in inches must the communications cable be from the index? |
36" from the index |
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What is the service life for spiral wound synthetic air hoses? |
Unlimited |
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What is the service life of the rubber breathing gas hose? |
12 years |
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What is the working pressure for Spiral wound and parallel umbilicals? |
500 psi 1125 psi |
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What is the gap measurement between the end of the hose and the barb fitting nut? |
.06" +/- .03" |
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As a minimum, what should the proof test be conducted to? |
Twice (200%) the maximum system operating pressure. |
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To what PSI should hoses be hydro-statically tested too? |
600 PSI |
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What is the maximum allowance for "creeping" of the hose fittings during the hose testing procedures? |
1/16" |
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As a minimum, the pneumofathometer hose proof test shall be conducted to what psi? |
200 psi |
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How long will you conduct testing of hoses? |
10 minutes |
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The D-ring must be pull tested to what weight for a minimum of what amount of time? |
500 lbs. 10 minutes |
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Starting one inch from the diver end D-ring, mark the strength member at what intervals for the first 50 feet? |
12"-18" |
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After the first 50 feet and before the last 50 feet, at what interval should the umbilical be seized? |
No greater than 36" |
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