Oxygen Flow Mechanisms Quiz

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Questions and Answers

What is the main purpose of the press to test and reset lever?

To test if oxygen flows without removing the mask. (correct)
To control the airflow rate of the oxygen.
To indicate when the mask is correctly stowed.
To activate the oxygen generator system.

What happens when the lever is pressed in the direction of the arrow?

The OXY ON flag is activated permanently.
The mask's position is adjusted automatically.
Oxygen flows, and the flow indicator appears. (correct)
The oxygen supply is completely turned off.

What does the OXY ON flag indicate?

Oxygen is flowing at maximum capacity.
The pressure in the oxygen system is low.
The oxygen mask is malfunctioning.
The supply valve in the stowage box is open. (correct)

How do you reset the supply valve after the left-hand door has been opened?

<p>Push the lever again. (C)</p> Signup and view all the answers

What occurs when the lever is pushed to reset the valve?

<p>The supply valve closes and the flag disappears. (C)</p> Signup and view all the answers

Study Notes

Oxygen Box Test

The press to test and reset lever can be used to test oxygen flow without removing the mask from the stowage box.
Pressing the lever in the direction of the arrow will cause oxygen to flow and the flow indicator to appear.
Resetting the supply valve in the stowage box is required after opening the left-hand door.
The OXY ON flag indicates that the supply valve is still open.
To reset the valve, push the lever again.
Pushing the lever closes the supply valve and causes the OXY ON flag to disappear.

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Description

Test your understanding of the operation of the oxygen box and its components. This quiz covers the functionality of the press-to-test lever, supply valves, and flow indicators. Evaluate your knowledge on how to properly manage oxygen supply in emergency situations.