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26 Cards in this Set

  • Front
  • Back
1st attempt to start APU, 30 sec ON. How many minutes off?
3 min OFF
2nd attempt to start APU, 30 sec ON. How many minutes off?
3 min OFF
3rd attempt to start APU, 30 sec ON. How many minutes off?
3 min OFF
4th attempt to start APU, 30 sec ON. How many minutes off?
30 min OFF
APU will Auto shutdown in flight when...
a) gen overvoltage
b) overspeed
APU max start EGT
<50% 974ºC
APU max EGT
>90% 732ºC
APU start contact engaged from...
0% to 50%
Garrett APU: up to ISA +35ºC <16,000 ft [generator limits, max amps] How many amps produced?
400A
Garrett APU: up to ISA +35ºC >16,000 [generator limits, max amps] How many amps produced?
290A
Garrett APU: greater than ISA +35ºC <15,000 [generator limits, max amps] How many amps?
400A
Garrett APU: greater than ISA +35ºC >15,000 [generator limits, max amps] How many amps?
280A
Altitude: Garrett [air start envelope]
-1,000 to 20,000 ft
Airspeed: Garrett [air start envelope]
135 to 200 KIAS
Garrett: up to 16,000 ft [APU Max operating temps]
ISA +38ºC
Garrett: above 16,000 ft [APU Max operating temps]
ISA +35ºC
[Fire protection] Fire handle activates:
a) Fuel SOV
b) Hyd SOV
c) Bleed SOV
d) Elec feather sys
e) Eng deice valves
[Pneumatic/Air conditioning] P3 Bleed air used for:
a) Pressurization/environmental
b) Pneumatic deice
c) Hyd reservoir pressurization
d) Eng labyrinth seals
e) 109% overspeed protection
f) Vacuum for pressurization
[Pressurization] Norm. cabin diff press....
7.0 psi
[Pressurization] Max cabin diff press
7.2 psi
[Pressurization] Inward press relief at
-.3 psi
[Pressurization] Elec controller dump limit altitude...
13,000 ft
[Cabin rate knob detent] climb at what fpm?
650 fpm
[Cabin rate knob detent] descent at what fpm?
450 fpm
[Cabin rate knob detent] Cabin alt light at what altitude?
10,000 ft
Cabin pressurizes to what altitude on T/O?
-300 ft below field elevation