C17- By The Numbers Flashcards
Oxygen system supports how many pax in normal configuration.
54
How many additional pax are supported on O2 system with centreline seats?
48
What is the size of the crew oxygen converter?
25 litres
Relief valves prevent oxygen from exceeding.
430 PSI
A pressure control valve maintains converter pressure at?
300 PSI
Max Thrust
40,440
How many stages in high pressure compressor?
12
How many stages in low pressure compressor?
4
How many stages in low pressure turbine section?
5
How many stages in the high pressure turbine section?
2
How many injectors in the combustion section?
24
N1 (low speed rotor) has 1 fan, ___ low pressure compressor stages and ___ high pressure turbine stages.
4 and 5
N2 (high speed rotor) has ____ high pressure compressor stages and ____ high pressure turbine stages.
12 and 2
ENGINE PIL PRESS X appears on the WAP when the pressure is below.
70 psi
What is the recommended supply pressure for APU air start?
20 psig