C-17 by the Numbers Flashcards
___ engine starts are permitted without a cooling period. A ___ minute cooling period is required prior to the 3rd attempt. Subsequent attempts require a ___ minute cooling period. Maximum of ___ start attempts per hour, then a ___ hour cooling period is required.
2 engine starts 15 minute cooling period 10 minute cooling period 5 start attempts per hour 1 hour cooling
Motor the engine for ___ seconds to clear the engine following stop start or shutdown. If disengaged, the starter may be re-engaged below ___% N2 for clearing. For a subsequent start, delay starter engagement for at least ___ seconds after N2 rotation has stopped. When engine cooling is required, motor starter until EGT is less than ___ C.
30 seconds
20% N2
40 seconds
190 deg C
The engine may be motored (fuel/ignition off) for a max of ___ minutes. Other than the Engine Clearing Procedure, if the engine is motored ___ seconds, the starter should be cooled ___ minutes for each __ seconds of operation up to a max of ___ minutes.
15 minutes
90 second
90 seconds, 5 minutes for each 30 seconds
40 minutes
The minimum N2 to turn ENG SHUT OFF Switch “ON”
18%
The normal fuel flow for engine start is approximately ___ to ___ lbs/hr, but if you see ___ lbs/hr or greater the potential for hot start exists.
400 - 500 pph
700 pph
The min recommended air pressure and APU start is ___ psi, crossbleed is ___ psi, and external air is ___ psi.
APU - 20 psi
Crossbleed - 25 psi
External Air - 30 psi
Starting the engines in IDLE REV is recommended for tailwinds exceeding ___ kts.
25
___ minutes of time is required between APU starter cycles, with a maximum of ___ start attempts per hour.
5 minutes
3 per rolling hour
The starter button should pop out at ___%, but if it doesn’t, pull it out by ___%.
51%
55%
The Max engine EGT during the engine start sequence is ___ C
495 deg C
The Min engine oil temperature for takeoff is ___ C
50 deg C
The normal operating engine oil quantity is ___ to ___ quarts, with a Min oil quantity of ___ quarts.
4 - 23 qts
4 qts
The Min oil pressure on the ground is ___ psi; the Min oil pressure in-flight is ___ psi.
70 psig
80 psig
The Max engine EGT for continuous engine operation (MCT/INT) is ___ C, with operation above limited to ___ minutes.
625 deg C
5 min
The Max engine EGT for MAX/DRT is ___ C for ___ minutes, or ___ minutes at MAX for engine failure or engine out go-around for obstacle clearance.
655 deg C, 5min
10 minutes
Max static ramp weight is _____ lbs and Max weight for taxi is _____ lbs.
615,000
586,000
Max weight for takeoff/landing is _____ lbs.
585,000
Designed Landing Gross Weight is _____ lbs.
435,800
Max in-flight weight including air refueling is _____ lbs.
585,000
Max Zero Fuel weight is _____ lbs.
447,400
Max full flap landing weight is _____ lbs.
502,100
Max ramp/takeoff/landing weight for a semi-prepared airfield with normal tire pressure is _____ lbs.
486,000
Max fuel for ground operations on a semi-prepared surface with normal tire pressure is _____ lbs.
92,000
Max fuel capacity (non-ER) is approximately _____ lbs; Max fuel capacity (ER) is approximately _____ lbs.
(usable, JP-8) 180,800
(usable, JP-8) 244,600
The Max allowable fuel imbalance between wings is _____ lbs.
8,000
Max fuel capacity for normal brake operations at main gear touchdown is < _____ lbs OR < _____ lbs total in ER tanks.
< 165,000
< 4,000
Max speed with less than 16,000lbs total fuel is _____ KCAS or _____ Mach.
300 KCAS
Mach 0.825
(-1 3-349A Note)
The normal hydraulic system quantities for system 1-4 are ___, ___, ___, ___ gallons respectively.
7.2, 11.7, 7.4, 7.2
