Type training · Airbus A320 family B1.1 · ATA 35, 38
Airbus A320 B1.1: Oxygen, Water and Waste (ATA 35, 38)Type training questions & answers
Crew and passenger oxygen, portable equipment, potable water and the vacuum toilet system.
- A worked explanation on every question
- Written for the A318–A321 with IAE V2500-A5 engines
- Read in English or 15 other languages
Sample Oxygen, Water and Waste questions with answers
Three questions from the free preview. Think of your answer first, then open the explanation.
1.What supplies oxygen to the A320 flight crew masks?
- A.A high-pressure oxygen cylinder
- B.Chemical oxygen generators
- C.An onboard oxygen generating system
Show answer and explanation
Correct answer: A. A high-pressure oxygen cylinder
The crew system uses one high-pressure cylinder feeding quick-donning masks through a pressure regulator.
2.Where is the A320 crew oxygen cylinder installed?
- A.In the left avionics compartment
- B.Under the cockpit floor at the right
- C.In the forward cargo compartment
Show answer and explanation
Correct answer: A. In the left avionics compartment
It sits in a cradle with two quick-release clamps in the LH avionics compartment, reached through access door 812.
3.What is the full charge pressure of the A320 crew oxygen cylinder?
- A.About 640 psi
- B.About 1850 psi
- C.About 3000 psi
Show answer and explanation
Correct answer: B. About 1850 psi
The cylinder is charged to 127.5 bar (1850 psi). The regulator gives a low pressure of 65 to 94 psi.
Part of the Airbus A320 family B1.1 type course
One chapter of the Airbus A320 family B1.1 type course question bank, for the A318–A321 with IAE V2500-A5 engines, written in our own words for revision. Your type course and the aircraft maintenance manual stay the authority: limits and procedures can differ between airframes and operators.
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