Ch 4 - Limitations

Question 1

Fuel Weight: Tank 1 and 4 (each)

Answer 1

8310 lbs

Question 2

Fuel Weight: Tank 2 and 3 (each)

Answer 2

7650 lbs

Question 3

Fuel Weight: L and R Auxiliary (each)

Answer 3

5810 lbs

Question 4

Fuel Weight: L and R External (each)

Answer 4

8900 lbs

Question 5

Fuel Weight: Fuselage Tank

Answer 5

24,390 lbs

Question 6

Fuel Weight: Total Internal and External (with fuselage tank)

Answer 6

85,730 lbs

Question 7

Fuel Weight: Total Internal and External (without fuselage tank)

Answer 7

61,340 lbs

Question 8

Avoid abrupt or full rudder deflection with flaps lever positioned \_\_\_\_\_
or greater (high rudder boost) and airspeed \_\_\_\_\_ or greater

Answer 8

15%, 210 KIAS

Question 9

With FLAP extension, maximum load factor is _____ in symmetrical maneuvers and _____ in unsymmetrical maneuvers

Answer 9

2.0 g and 1.5g

Question 10

Prohibited Maneuvers

Answer 10

1. Aerobatics and spins.
2. Practice stalls with power above 1,000 HP.
3. Practice asymmetric power stalls.
4. Intentional zero or negative G maneuvers lasting longer than 7 seconds.
5. Sustained airspeed below stick pusher speed.
6. Intentionally maneuvering the aircraft into a sideslip for a LEFT/RIGHT RUDDER alert.
7. Abrupt longitudinal control inputs at high speeds (faster than 1.0 g per second load factor increase or decrease).
8. Rapid roll reversals (roll rate shall be zero momentarily before applying full aileron in the opposite
   direction).
9. At airspeeds above 150 KIAS, moderate to large rudder input held until sideslip peaks followed by opposite rudder (past neutral) or a series of large alternating rudder inputs tending to produce successively larger
   sideslip angles.

Question 11

If bleed air is available from another operating engine, a starter assisted air start can be accomplished at any airspeed less than approximately ___ KIAS (NG below ___). If bleed air is not available or if the engine starter is not functional, maintain NG between _____. If the propeller is windmilling at ___ NP, NG will stabilize at ___ at speeds as low as _____. If the propeller is feathered, speed as high as 200
to 250 KIAS may be required to achieve the required 15 percent NG.

Answer 11

250 KIAS, 29%, 15 and 29%, 100%, 15%, 110-130 KIAS

Question 12

Propeller Aux Pump Operating Limits:

• Static Prop Feathering: ___ cycles
• What is a cycle:
• Feathering command limitations:
• What is counted for feathering command:

Answer 12

-2 cycles
-A cycle is counted each time the aux feather pump is used to drive the propeller from feather to reverse to feather.
-Feathering is limited to four commands
-A feather command is counted each time the FIRE handle is pulled or the
PROPELLER CONTROL switch is placed to FEATHER.

Question 13

Takeoff Crosswind and Tailwind Restrictions

Answer 13

If the aircraft is not pointed into the wind ±45° (i.e., wind is from 045° to 315°) and wind is greater than 15 but less
than 35 knots, the limitation is 2,500 HP max until indicated speed is greater than 35 knots.

Question 14

Windmilling Propeller Limitation: Do not allow the engine to turn at less than ___ NG for greater than ___ , or greater than ___ NG for
___ with a propeller feathered (propeller is visibly rotating at less than one half revolution per second) with
oil supplied (FIRE handle in). Slow rotation of the engine causes oil to pool in the sumps and subsequent restart may result in an engine fire. An airspeed of ___ should ensure the gas generator rotor is turning fast enough
(greater than ___ NG) to ensure the power section lube scavenge pump is rotating fast enough for the pump to scavenge the center sump.

Answer 14

7%, 3 min, 7%, 20 min, 165 KIAS, 7%

Question 15

To ensure sufficient liferaft capacity, no more than ___ persons, including crewmembers, should be carried on
extended over-water flights that operate more than ___ nautical miles from the nearest shore line.

Answer 15

80, 50

Question 16

Define high strength airfields

Answer 16

High strength airfields are paved runways considered to be either R/rigid (concrete paved) or F/flexible (asphalt paved).

Question 17

Define marginal strength airfields

Answer 17

Marginal strength airfields are temporary airfields which include minimally surfaced and unsurfaced runways such as dirt, grass, gravel, coral, etc.

Question 18

Define substandard airfields

Answer 18

Substandard airfields may be either paved or unpaved, and are those which have unusually rough, undulating, pitted, or rutted runways.

Question 19

With a feathered propeller (less than one half revolutions per second), and no oil supply (FIRE handle pulled),
maximum time before an air start is up to ___. If the engine can be restarted before these time limits expire, the
engine should be operated for a minimum of ___ at FLIGHT IDLE to circulate the oil.

Answer 19

6 hours, 20 minutes

Question 20

APU Door Operation

Answer 20

9-18 sec

Question 21

APU Start Light on speed

Answer 21

35 sec

Question 22

APU Normal RPM

Answer 22

98-105%

Question 23

APU Maximum RPM

Answer 23

110%

Question 24

APU EGT

Answer 24

260 to 680 °C normal, 710 °C maximum

Question 25

APU Limits: Bleed Air Pressure

Answer 25

40 to 50 psi

Question 26

APU Limits: Bleed Air Pressure check, 30-15 PSI

Answer 26

Not less than 22 seconds

Question 27

APU Limits: Voltage

Answer 27

108-117

Question 28

APU Limits: Load

Answer 28

0-100

Question 29

Fuel Boost Pump Pressure: Auxiliary

Answer 29

28 to 40

Question 30

Fuel Boost Pump Pressure: External

Answer 30

28 to 40

Question 31

Fuel Boost Pump Pressure: Main

Answer 31

15 to 24

Question 32

Fuel Boost Pump Pressure: Transfer

Answer 32

28 to 40

Question 33

What is considered fuel unbalanced

Answer 33

>1,000 lb between symmetrical pair | >1,500 lbs between wings

Question 34

When is emergency fuel allowed and for how long?

Answer 34

Emergency fuel shall be used only to allow the aircraft to proceed to a base where primary fuel is available. Aviation fuels used as emergency fuels are restricted to one-time flight of not more than 6 hours.

Question 35

Autopilot Limitations:

Answer 35

Do not operate with the autopilot engaged during the following situations: 1. Takeoff and landing. 2. At airspeeds above maximum recommended airspeed VH. 3. ILS coupled approach below 200 feet HAT (CAT I), 100 feet HAT (CAT II), below MDA on a non-precision approach, or when flying over the localizer transmitter. 4. During IPRA coupled approach below 200 feet HAT. Note During approach with any engine(s) inoperative, do not operate with the autothrottles engaged. An autopilot coupled approach can be flown with the engine(s) inoperative if manual, symmetric power changes are made. 5. At or below 500 feet AGL for nonapproach operations. 6. In RVSM airspace, unless the autopilot, in ALT HOLD mode is able to maintain altitude within ±65 feet of ATC assigned flight level (steady, level flight in non-turbulent conditions) at all times during normal cruise. 7. At gross weights above 164,000 lbs for any of the following: a. Below 1,000 feet AGL. b. During configuration changes. c. During approach operations.

Question 36

Windmilling Prop Limit NG <7% with fire handle IN

Answer 36

3 minutes or accelerate to greater than 7% (165 KIAS) or pull the fire handle

Question 37

Windmilling Prop Limit NG >7% with fire handle IN

Answer 37

20 minutes or pull the fire handle

Question 38

Windmilling Prop Limit Prop windmilling at 100% with fire handle IN

Answer 38

5 minutes or pull the fire handle

Question 39

If the propeller is windmilling (greater than one half revolution per second) with oil supplied (FIRE handle in) the engine should be started before ___ minutes and the engine operated at flight idle for at least 5 minutes to scavenge the oil sumps. If any of the time limits are exceeded maintenance action is required. If a greater emergency exists and the engine must be restarted, recommend flight idle for 5 minutes to scavenge the pooled oil.

Answer 39

5, 5

Question 40

AFCS IAS Hold Accuracy?

Answer 40

±3 KIAS

Question 41

AFCS VS Hold Accuracy?

Answer 41

±70 fpm at 1,000 fpm

Question 42

AFCS ALT SEL Accuracy

Answer 42

±40 feet with ±75 foot overshoot at 1,000 fpm (ALT Hold 40 as well)

Question 43

Airspeed indicators must agree within:

Answer 43

±6 KCAS

Question 44

Static reading at field elevation must agree within:

Answer 44

±50 feet of field elevation

Question 45

HUD/PFD, and standby compass headings must agree within:

Answer 45

±5

Question 46

Oil Quantity White Readout

Answer 46

4 to 14.1 gallons

Question 47

Cabin altimeter (zero differential at field elevation)

Answer 47

±500 feet of actual field pressure altitude

Question 48

Hydraulic System Pressure White Readout

Answer 48

2,900 to 3,200 psi

Question 49

Emergency Brake Pressure White Readout

Answer 49

2,900 to 3,300 psi

Question 50

Oxygen Quantity White Readout

Answer 50

5 to 25.0 liters

Question 51

Oxygen Regulator Pressure for Continuous Breathing

Answer 51

270 to 340 psi

Question 52

Oxygen Regulator Pressure for No Flow

Answer 52

270 to 455 psi

Question 53

Outflow valve differential control

Answer 53

14.3° ±0.2° in. Hg

Question 54

Safety valve

Answer 54

15.0° ±0.3° in. Hg (do not exceed 16.0 in. Hg)

Question 55

Negative pressure relief

Answer 55

-0.76 in. Hg

Question 56

Negative pressure limit

Answer 56

Do not exceed -1.6 in. Hg

Question 57

Max Cabin Differential Pressure

Answer 57

15.2 in. Hg

Question 58

Max % of load for AC Gen and Ess and Main DC Buses

Answer 58

0-125%

Question 59

Starting MGT of ___ C for a maximum of ___ sec is permitted. If exceeded, over temperature inspection required

Answer 59

807, 2

Question 60

Engine starts prohibited when oil temperature is ___ C or below

Answer 60

-40

Question 61

Prior to start maximum MGT is ___ C

Answer 61

175

Question 62

Transient operations up to ___% during transition from flight idle to ground idle is acceptable

Answer 62

112

Question 63

Takeoff permitted with an oil temperature of ___ C

Answer 63

45

Question 64

Maximum horsepower for normal operation is limited to _____

Answer 64

4840 HP