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
What is the recommended supply pressure for crossbreed start?
25 psig
What is the recommended supply pressure for external air start?
30 psig
For cold weather starts below ___ use A and B engine ignition switch position.
32 degrees Fahrenheit
For starting with tailwind exceeding ____ KTS, place throttles in idle reverse.
25 knots
If a continuous PACK DSAG light is on during start, turn off pack prior to reaching.
20% N2
Do not turn off after 20% or starter damage will result
Max airspeed for gear extension?
250 knots
Max airspeed for gear retraction?
225 knots
Max tire speed on ground
182 knots
What is the standard inflation for the main gear tires.
144 PSI
