11.15 Oxygen

Question 1

What does EU-OPS 1.760 refer to?

Answer 1

That oxygen is mandatory for aircraft operating above 25,000ft

Question 2

What pressure is crew oxy?

Answer 2

65-80psi

Question 3

What is a hydrostatic test?

Answer 3

Filling the bottle with water and pressurising to 5/3 its certified rating.

Question 4

At normal temperature pressure dry what capacity does each bottle have?

Answer 4

3200 litres of oxygen.

Question 5

At what pressure does the safety disc burst?

Answer 5

2600psi

Question 6

What happens if you remove the thermal compensator b nuts?

Answer 6

Whole unit must be replaced.

Question 7

What are high pressure oxy lines made of?

Answer 7

Steel

Question 8

In a row how many masks are there vs seats?

Answer 8

1 extra mask

Question 9

In the chemical oxygen supply system, the stowage boxes are normally called?

Answer 9

Emergency Oxygen Containers (EOC).

Question 10

What is an electronic pulse demand system?

Answer 10

It delivers timed pulses of oxygen to the wearer on demand, saving oxygen normally lost during the hold and exhale segments of the breathing cycle.