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1 and done. > DLSS > Flashcards

DLSS Flashcards

1
Q

Baby Bauer CO/H2O Indicator

CO Indicator Changes from ___ to ____.
H2O Indicator Changes from ____ to ___.

A

tan to dark brown

blue to pink

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2
Q

The Baby Bauer fill hose has a safety relief valve set at _____ +/- 250psig.

A

4950psig.

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3
Q

What fuel types can the Baby Bauer run on?

A

Diesel (Grade 1D, 2D), JP5, JP8.

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4
Q

What is the maximum run time for the Baby Bauer on 1 tank of fuel?

A

70min

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5
Q

Can the Baby Bauer use JP5, JP6 fuel?

A

Yes, but the horsepower diminishes by 15%.

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6
Q

How much horsepower does the Baby Bauer produce?

A

6HP

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7
Q

How many RPMs does the Baby Bauer produce?

A

3600rpm.

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8
Q

Baby Bauer

What is the ambient allowable temp. range?

A

32 to 115 degrees F

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9
Q

What is the max permissible inclination of the Baby Bauer?

A

10 degrees.

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10
Q

Baby Bauer

Where should the air intake hose be placed?

A

6 feet above ground and 7 feet upwind of exhaust.

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11
Q

What direction does the Baby Bauer flywheel rotate?

A

Counter clockwise.

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12
Q

If loud knocking is heard for longer than ____ on start-up, immediately shut down.

A

10 seconds

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13
Q

How is the working pressure of a hose determined?

A

¼ of it’s burst pressure.

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14
Q

What side is the weephole on?

A

Check valve side.

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15
Q

What is the fastest and most effective method of charging scuba?

A

Cascading

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16
Q

How many inches must the strain reliefs be married?

A

Every 18 inches and at the end of the hose.

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17
Q

What may strain relief be made of?

A

Cable, chain, 21 thread, or ⅜” nylon.

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18
Q

When obtaining air sample; If color changes on the moisture tube reach the 100 mark before the time is up, ______ test and mark the actual run time.

A

Terminate the test.

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19
Q

How far up is the weephole located on the Baby Bauer?

A

2” from the bottom.

20
Q

What kind of strain relief marrying coord is NOT authorized?

A

Tie-wraps, tape, marlin are not authorized.

21
Q

The air sample must be returned with the _____ tightly in place or the sample will not be analyzed.

A

Black Cap

22
Q

Moisture Sample Data: Allow air to flow for how long to dry out the flow sections?

A

5 minutes

23
Q

In step 1 of obtaining an Air Sample open the charging lead or air source valve and blow out residual moisture in the lines for how long?

A

5 minutes.

24
Q

Air Sample
Step 2: Open the valve until a steady pressure in the range of _____-____ psi established on the PVC filter holder pressure gauge. Where is this range recorded?

A

4-6psi

Moisture Sample Data Section

25
Q

AIR SAMPLE

Where is the number found on the side of the filter assembly?

A

Opposite the white filter pad.

26
Q

Air Sample

What is the difference in the two bottle caps?

A

White is for obtaining a sample, black is for shipping the sample.

27
Q

Air sample bottle must run at least for how long?

A

1 minute.

28
Q

Air Sample

Allow flow on section gauge to stabilize in the _____-____ psi range?

A

9-12psi

29
Q

TRI will analyze within _____ hours of receipt of the air sample.

A

24 hours.

30
Q

How long do you have to mail an air sample after obtaining it?

A

72 hours.

31
Q

What are the purity standards that must be met from air procured from a commercial source?

A

Fed Spec: BB-A-1034
Grade A Source I (Pressurized container)
Grade A Source II (Compressor)

32
Q

What is the maximum allowable PPM of CO2 allowed per compressed breathing air purity standard?

A

1000ppm

33
Q

How often do we air sample?

A

Every 6 months +/- 2 months, when contamination is suspect, after a compressor overhaul.

34
Q

What type of lubricant will a compressor use for normal operating conditions?

A

MIL-PRF-17221 (2190TEP)

35
Q

What type of lubricant will a compressor use for operating in cold weather?

A

MIL-PRF-17672 (2135TH) for Cold Weather.

36
Q

If a compressor’s manufacturer specifically recommends use of a ______, the recommended oil may be used.

A

Synthetic base oil.

37
Q

When a commercial air supplier is UNABLE to provide documentation that air meets purity requirements of Table 4-1, the CO may authorize use for an individual mission not to exceed ____ days, and only in water ___ or above.

A

Not to exceed 30 days, in water 38 degrees and above. The air source SHALL be evaluated against the requirements of the Non-navy compressor check sheet. (Available on SUPSALV 00C3/Diving publications.)

38
Q

SCUBA charge lines shall be fabricated using SAE _____ for 3000psi?

A

SAE 100R7

39
Q

SCUBA charge lines shall be fabricated using SAE _____ for 5000psi.

A

SAE 100R8

40
Q

How often should the Bauer condensate drain be opened and drained?

A

At least every 15 minutes.

41
Q

How do you know if the purification cartridge isn’t sealed?

A

If air is felt out of the weep hole, located on the check valve side of the P1 chamber 2 inches from the bottom.

42
Q

What are the collection times for moisture testing? (4,5,6psi.)

A

:14min @ 4psi
:12min@ 5psi
:10min@ 6psi

43
Q

Where do you record the filter number while performing an air sample?

A

Oil/Mist particulate sample data

44
Q

When starting the Baby Bauer, allow the compressor to build enough pressure to lift the ______.

A

3rd stage safety valve.

45
Q

When do you drain the P1 bleed valve?

A

Never

46
Q

When inspecting Verticus compressor “oil pump drive belt.” Tension is correct if belt deflection is ___ under thumb pressure.

A

3/16

47
Q

Baby Bauer:

Compressor air intake filter element must be replaced after it has been rotated ___ times.

A

3

1 and done. (22 decks)

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