C-17 by the Numbers

Question 1

___ 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.

Answer 1

2 engine starts
15 minute cooling period
10 minute cooling period
5 start attempts per hour
1 hour cooling

Question 2

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.

Answer 2

30 seconds
20% N2
40 seconds
190 deg C

Question 3

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.

Answer 3

15 minutes
90 second
90 seconds, 5 minutes for each 30 seconds
40 minutes

Question 4

The minimum N2 to turn ENG SHUT OFF Switch “ON”

Answer 4

18%

Question 5

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.

Answer 5

400 - 500 pph

700 pph

Question 6

The min recommended air pressure and APU start is ___ psi, crossbleed is ___ psi, and external air is ___ psi.

Answer 6

APU - 20 psi
Crossbleed - 25 psi
External Air - 30 psi

Question 7

Starting the engines in IDLE REV is recommended for tailwinds exceeding ___ kts.

Answer 7

25

Question 8

___ minutes of time is required between APU starter cycles, with a maximum of ___ start attempts per hour.

Answer 8

5 minutes

3 per rolling hour

Question 9

The starter button should pop out at ___%, but if it doesn’t, pull it out by ___%.

Answer 9

51%

55%

Question 10

The Max engine EGT during the engine start sequence is ___ C

Answer 10

495 deg C

Question 11

The Min engine oil temperature for takeoff is ___ C

Answer 11

50 deg C

Question 12

The normal operating engine oil quantity is ___ to ___ quarts, with a Min oil quantity of ___ quarts.

Answer 12

4 - 23 qts

4 qts

Question 13

The Min oil pressure on the ground is ___ psi; the Min oil pressure in-flight is ___ psi.

Answer 13

70 psig

80 psig

Question 14

The Max engine EGT for continuous engine operation (MCT/INT) is ___ C, with operation above limited to ___ minutes.

Answer 14

625 deg C

5 min

Question 15

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.

Answer 15

655 deg C, 5min

10 minutes

Question 16

Max static ramp weight is _____ lbs and Max weight for taxi is _____ lbs.

Answer 16

615,000

586,000

Question 17

Max weight for takeoff/landing is _____ lbs.

Answer 17

585,000

Question 18

Designed Landing Gross Weight is _____ lbs.

Answer 18

435,800

Question 19

Max in-flight weight including air refueling is _____ lbs.

Answer 19

585,000

Question 20

Max Zero Fuel weight is _____ lbs.

Answer 20

447,400

Question 21

Max full flap landing weight is _____ lbs.

Answer 21

502,100

Question 22

Max ramp/takeoff/landing weight for a semi-prepared airfield with normal tire pressure is _____ lbs.

Answer 22

486,000

Question 23

Max fuel for ground operations on a semi-prepared surface with normal tire pressure is _____ lbs.

Answer 23

92,000

Question 24

Max fuel capacity (non-ER) is approximately _____ lbs; Max fuel capacity (ER) is approximately _____ lbs.

Answer 24

(usable, JP-8) 180,800

(usable, JP-8) 244,600

Question 25

The Max allowable fuel imbalance between wings is _____ lbs.

Answer 25

8,000

Question 26

Max fuel capacity for normal brake operations at main gear touchdown is < _____ lbs OR < _____ lbs total in ER tanks.

Answer 26

< 165,000 | < 4,000

Question 27

Max speed with less than 16,000lbs total fuel is _____ KCAS or _____ Mach.

Answer 27

300 KCAS Mach 0.825 (-1 3-349A Note)

Question 28

The normal hydraulic system quantities for system 1-4 are ___, ___, ___, ___ gallons respectively.

Answer 28

7.2, 11.7, 7.4, 7.2

Question 29

The Min hydraulic system quantities for system 1-4 are ___, ___, ___, ___ gallons respectively.

Answer 29

4.9, 9.4, 4.9, 4.9

Question 30

The normal hydraulic system pressure with all pumps operating is _____ psi.

Answer 30

4,000 psi

Question 31

The Max hydraulic system pressure is _____ psi.

Answer 31

4,200 psi (-1 3-393)

Question 32

The normal auxiliary hydraulic pump pressure is _____ psi.

Answer 32

3,850 psi

Question 33

The primary and secondary hydraulic pump low pressure light comes when system pressure drops below _____ psi.

Answer 33

3,400 psi

Question 34

The auxiliary hydraulic pump low pressure light comes on when system pressure drops below _____ psi.

Answer 34

2,200 psi

Question 35

The Min hydraulic system temperature for takeoff is _____ C

Answer 35

7 deg C

Question 36

The Min brake pressure is _____ psi

Answer 36

1000 psi (below 2500 psi uses Altn Brake System

Question 37

The Caution brake temp range is ___ to ___ C. Fuse plugs may release causing potential damage to wheels and tires; takeoff is not recommended.

Answer 37

651 - 750 deg C

Question 38

The Max brake temp is ___ C. Above this temperature fuse plugs will release, fires are possible; takeoff is not permitted.

Answer 38

751 deg C

Question 39

The Max brake temp for training ALZ landing operations is ___ C.

Answer 39

150 deg C

Question 40

For every ___ consecutive landings, you must cool your gear; ___ minutes if you leave the gear down or ___ minutes if gear is retracted.

Answer 40

4 10 min 20 min

Question 41

The Max cabin pressure Delta P is ___ psid.

Answer 41

7.8 psid (8.2 opens cabin pressure relief valves)

Question 42

The normal crew oxygen pressure is ___ to ___ psi.

Answer 42

285 - 430 psi

Question 43

The crew oxygen quantity low light comes on when quantity drops below ___ liters or supply pressure is less than ___ psi.

Answer 43

5 liters | 60 +/- 5 psi

Question 44

The passenger/auxiliary oxygen quantity low light comes on when system quantity drops below ___ liters or supply pressure is less than ___ psi.

Answer 44

7.5 liters | 60 +/- 5 psi

Question 45

The landing gear may not fully retract above ___ KCAS; if it does not, extend the gear, slow below ___ KCAS and retract the gear.

Answer 45

200 KCAS, 200 KCAS

Question 46

At or near retract limit speed, ___ KCAS above vMSR at any gross weight, the outboard slats may be slow to retract and/or retract asymmetrically.

Answer 46

20 KCAS

Question 47

Anytime slats or flaps are extended, the abrupt rolling pushover/pull-up load limits are ___ to ___ g's.

Answer 47

1.6 to 0.4 g's

Question 48

The Max airpseed for thrust reversers in-flight is ___ KCAS or ___ Mach; the Max on the ground is ___ KCAS.

Answer 48

350 KCAS, 0.825 Mach | 182 KCAS

Question 49

The Min airspeed to prevent the RAT from stalling when required for hydraulic pressure is ___ KCAS.

Answer 49

130 KCAS

Question 50

The Max airspeed for opening a pilot window is ___ KCAS or ___ Mach.

Answer 50

205 KCAS | 0.62 Mach

Question 51

The Max taxi speed on a prepared surface is ___ knots

Answer 51

40 knots

Question 52

The Max taxi speed on a semi-prepared surface is ___ knots if aircraft weight is <= _____ lbs.

Answer 52

30 knots | <= 435,000 lbs

Question 53

The Max taxi speed on a semi-prepared surface is ___ knots if aircraft weight is > _____ to <= _____ lbs.

Answer 53

20 knots > 435,000 lbs <= 447,000 lbs

Question 54

The Max taxi speed on a semi-prepared surface is ___ knots if aircraft weight is > ___ lbs.

Answer 54

15 knots | > 447,000

Question 55

Do not exceed _____ degrees nosewheel angle when gross weight exceeds ______ pounds and taxi speed exceeds _____ knots ( _____ knots if using asymmetric thrust) to prevent landing gear side load damage.

Answer 55

``` 20 degrees 490,000 lbs 20 knots 15 knots (-1 1-881) ```

Question 56

The Min required runway length (without waiver) is _____ feet; or as required for CFL, landing distance, or ground roll +500 feet.

Answer 56

3,500

Question 57

The Min required runway width is _____ feet.

Answer 57

90 ft (2C-17V3, Added 97 OG)

Question 58

The Min required taxiway width is _____ feet.

Answer 58

50 ft

Question 59

The Min required taxiway width for star turn is _____ feet.

Answer 59

90 ft (2C-17V3, Added 97 OG)

Question 60

The Max headwind for takeoff or landing is ___ knots.

Answer 60

40

Question 61

The Max crosswind for takeoff or landing is ___ knots.

Answer 61

30

Question 62

The Max tailwind for takeoff or landing is ___ knots.

Answer 62

10

Question 63

The Max headwind for touch and go is ___ knots.

Answer 63

25 knots

Question 64

The Max crosswind for NVG departure or approach on a 90 to 120 foot wide runway is ___ knots.

Answer 64

15 knots

Question 65

The Max crosswind for NVG departure or approach on a > 120 foot wide runway (without waiver) is ___ knots.

Answer 65

20 knots (OG/CC approves up to 30)

Question 66

The Max crosswind for NVG training departure or approach is ___ knots.

Answer 66

15 knots

Question 67

The Max crosswind for CAT II ILS approach in training is ___ knots and operational is ___ knots.

Answer 67

15 knots | 10 knots

Question 68

The level off from a tactical descent should be initiated approximately _____ feet above desired altitude.

Answer 68

2000 ft

Question 69

The Max touchdown sink rate for a landing with aircraft weight > 502,100 lbs is _____ ft/min.

Answer 69

600 ft/min

Question 70

The Max touchdown sink rate for a landing with aircraft weight < 502,100 lbs but > 435,800 is _____ ft/min.

Answer 70

660 ft/min

Question 71

The Max touchdown sink rate for a landing with aircraft weight < 435,800 lbs is _____ ft/min.

Answer 71

750 ft/min

Question 72

The Max outside air temperature (OAT) for takeoff is dependent on airfield pressure altitude, but operations at ___ C or above may result in EFCS reversion to FROZEN GAINS.

Answer 72

43 deg C