11.15 Indications & Warnings Flashcards
1
Q
what is fitted on an oxygen system to ensure desired pressure is not exceeded?
A
a pressure relief valve
2
Q
what is fitted to show that the pressure relief valve has activated in flight?
A
a green blowout disc
3
Q
what do flow indicators indicate?
A
verification that an oxygen system is functioningcorrectly
4
Q
how does a flow indicator work?
A
a lighweight object is moved by the oxygen stream. when flow exists, the movement signals the user in some way
