Block 5: ALSS/EGRESS-A. Safety Flashcards Preview

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Flashcards in Block 5: ALSS/EGRESS-A. Safety Deck (27)
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1
Q

What is the objective of the Egress System Checkout Certification Program?

A

To thoroughly familiarize personnel working in and around the cockpit with ejection seats and the special hazards associated with those system.

2
Q

Should qualified personnel be routinely monitored?

A

Yes

3
Q

How often is a new system checkout required?

A

6 months or after more than 90 days TAD.

4
Q

Define hypoxia.

A

A decrease in the amount of oxygen per unit volume of air and results in an insufficient amount of oxygen entering the bloodstream causing the eyes, body and muscles to fail unless the individual breathes additional oxygen.

5
Q

Define anoxia.

A

Is death due to complete lack of oxygen.

6
Q

What needs to be checked prior to entering the cockpit area?

A

Ejection seat safety pins are installed and handle is in the safe position. Also ensure the canopy jettison safety pin is installed.

7
Q

Should the canopy be left in an intermediate position?

A

No.

8
Q

Should you open or close the canopy while aircraft is in motion?

A

No

9
Q

When do you not use battery power to open the canopy?

A

When the temperature is below zero degrees Fahrenheit.

10
Q

What should you be aware of prior to opening and or closing the canopy?

A

You want to ensure canopy sills and canopy deck areas are clear of personnel and foreign objects before operation.

11
Q

What does ABO stand for?

A

Aviators Breathing Oxygen

12
Q

How many types of ABO’s are used in the NAVY?

A

Two

13
Q

What is type one ABO?

A

Gaseous Oxygen MIL-0-272710D.

14
Q

What is type two ABO?

A

Liquid Oxygen

15
Q

How much pure oxygen exists in liquid oxygen?

A

99.5%

16
Q

What does LOX stand for?

A

Liquid oxygen.

17
Q

What temperature does liquid oxygen exist?

A
  • 182.97 degrees Celsius

- 297 degrees Fahrenheit

18
Q

What safety precautions should you use when working around liquid oxygen?

A

Keep it in a well ventilated area away from all gasoline, kerosene, oils, greases, and other hydrocarbons.

19
Q

Why would you want to keep LOX away from flammable liquids?

A

Spontaneous ignition may result from contact with these substances.

20
Q

Should you ever let LOX to touch bare skin?

A

No.

21
Q

PPE must be worn around LOX to prevent what?

A

The skin from being exposed to the venting box.

22
Q

What is the LOX publication?

A

NA 13-1-6.4

23
Q

What is the expansion ratio of LOX?

A

862 to 1 and it can generate up to 12,000 PSI if allowed to evaporate in a sealed container.

24
Q

Should you ever cap vent ports on liquid oxygen systems?

A

No.

25
Q

How do you put out an oxygen enriched fire?

A

Cut off the oxygen supply.

26
Q

What happens to hydrocarbons when saturated with oxygen and subjected to mild shock or impact?

A

They will burn explosively.

27
Q

What is a safe distance to permit smoking, open flames, or sparks in a LOX handling area?

A

50 FT.