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T-6A 23-12AU > 41st Smart Book > Flashcards

41st Smart Book Flashcards

1
Q

Slipstream Effect

A

Thrust Generated by the propeller that creates a corkscrew slipstream that strikes the wing root fuselage and tail surfaces

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2
Q

P-Factor

A

Effect of Propeller- AOA is higher on the downward blade than the upward blade causing the A/C to yaw left

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3
Q

Torque

A

Torque Reaction acts opposite the direction of propeller rotation. (T-6 tends to roll to the left when power is increased, Right when power is decreased)

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4
Q

Gyroscopic Effect

A

When a force is applied to displace a spinning mass, the force acts on a plane 90 degrees from which it is applied

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5
Q

Adverse Yaw

A

Tendency of an A/C to yaw away from the direction of aileron input

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6
Q

How long is a Preflight Inspection valid for?

A

72 hours if not flown. 6 hours if flown

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7
Q

When is a Thru-Flight (TH) inspection conducted?

A

Between flights if A/C will fly again that day.

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8
Q

When is a Basic Postflight Inspection (BPO) conducted?

A

After the last flight of the day

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9
Q

What does a ‘Red X’ on a 781 mean?

A

Unsafe/Unfit for flight. (Only a designated MX Sup can initial over the X).

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10
Q

What does a ‘Red -‘ on a 781 mean?

A

Overdue inspection, not necessarily grounded, but may not be fit for flight

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11
Q

What does a ‘Red /’ on a 781 mean?

A

Minor Discrepancy (Minor maintenance needed, but OK for flight)

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12
Q

When is an exceptional release required?

A

Always required prior to flight

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13
Q

Who may issue an Exceptional Release?

A

MX officer or Sup- ER good for the whole day
Rated Pilot- ER is good for that flight only

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14
Q

When are dated inspection due in the 781?

A

At the end of the day

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15
Q

How long are tire pressure checks good for?

A

Good for that day

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16
Q

How long is an oil change valid for?

A

Each phase

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17
Q

When are inspections based on flying time due?

A

At the end of the flight on which the time is exceeded

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18
Q

What is the length of the T-6?

A

33’4”

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19
Q

What is the wingspan of the T-6?

A

33’5”

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20
Q

What is the height of the T-6?

A

10’8”

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21
Q

What is the prop arc of the T-6?

A

97”

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22
Q

What is the max T/O weight of the T-6?

A

6500 lbs

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23
Q

What is the basic empty weight of the T-6?

A

4900 lbs?

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24
Q

T-6 Engine and Horsepower?

A

PT6A-68 free-turbine turboprop
1100 Shaft Horsepower (SHP)

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25
Q

External Power is required between what voltage range?

A

24-29V

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26
Q

Don’t connect external power below what voltage?

A

22.0V

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27
Q

At what N1 do the starters and igniters deernergize?

A

~50% N1

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28
Q

During start at what PSI does the boost pump deactivate (BOOST PUMP light out)?

A

10 PSI

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29
Q

PCL is advanced to idle past 2 quicks any time N1 is greater than?

A

60% N1

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30
Q

Manually Abort Start if….

A

BAT BUS annunciator illuminates, PCL is moved, or ST READY annunciator extinguishes during the start sequence

31
Q

How many fuel tanks are in the T-6, where are they located, and how much do they each hold?

A

Left Wing- 527 lbs
Right Wing- 527 lbs
Collector Tank- 47 lbs

32
Q

What is the TOTAL usable fuel of the T-6?

A

1200 lbs

33
Q

What is the usable fuel for single-point pressure refueling?

A

1100 lbs

34
Q

What is the usable fuel for over-the-top wing refueling (left tank must be fueled first)?

A

1200lbs

35
Q

The FUEL BAL light comes on with an imbalance of >____ lbs for more than ___ minutes?

A

30 pounds, 2 minutes

36
Q

What is the normal pressure in the motive flow line?

A

10 PSI

37
Q

The boost pump activates if pressure drops below ___PSI in the motive flow line?

A

10 PSI

38
Q

Where is the boost pump located?

A

collector tank

39
Q

The primary jet pump keeps flow above ____PSI after engine start?

A

10 PSI

40
Q

How many jet pumps are in each wing tank?

A

2

41
Q

What keeps pressure in the fuel lines after engine start?

A

Venturi Flow

42
Q

How many drain valves are in each wing tank?

A

1

43
Q

How many external gravity filler ports are in each wing?

A

1

44
Q

What is the boost pump powered by?

A

Battery Bus

45
Q

When is the fuel auto-balance activated?

A

20 lbs for 30 seconds

46
Q

How long will the Flip-Flop Valve maintain fuel flow during inverted flight?

A

At least 15 Seconds

47
Q

What are the three fuel probe positions and how what amount of fuel does each detect (and the optic sensor)?

A

Outer- Full, 445 +/- 50 lbs
Middle- 308 +/- 50 lbs
Inner- 20 lbs per side and collector tank

Optic Sensor at 110 lns

47
Q

What are the three fuel probe positions and how what amount of fuel does each detect (and the optic sensor)?

A

Outer- Full, 445 +/- 50 lbs
Middle- 308 +/- 50 lbs
Inner- 20 lbs per side and collector tank

Optic Sensor at 110 lns

48
Q

What are the three fuel probe positions and how what amount of fuel does each detect (and the optic sensor)?

A

Outer- Full, 445 +/- 50 lbs
Middle- 308 +/- 50 lbs
Inner- 20 lbs per side and collector tank

Optic Sensor at 110 lbs
L or R Fuel Low Annunciator

49
Q

If the Low Pressure Fuel Pump fails, how long can the high pressure pump be used in its place

A

Up to 10 Hours, Fuel PX annunciator comes on

50
Q

True or False: if the high pressure fuel pump fails, the engine will fail.

A

True

51
Q

If the Low Pressure fuel pump fails and the oil scavenge pump fails what annunciators will illuminate?

A

Red and Amber Oil PX annunciators

52
Q

When do the fuel quantity arrows turn yellow on the AEDD?

A

<150lbs

53
Q

How much oil does the oil system hold?

A

18.5 qts

54
Q

How long after engine shutdown must the oil level be serviced?

A

Within 30 minutes after engine shutdown

55
Q

Oil level indicator may display less than or equal to _____ qts of oil with engine off

A

4 PSI

56
Q

when does the Red Oil PX annunciator illuminate?

A

15-40 PSI above idle
less than or equal to 15 PSI at idle

57
Q

When does the amber oil PX annunciator illuminate?

A

15-40 PSI at idle
40-90 psi after 10 sec above idle

58
Q

What components are powered through the Hot Bat Bus

A

BEFORE TIME

Battery Switch, ELT, FDR, OBOGS, Ram Air Switch, Emergency Flaps, Clock

59
Q

What components are powered through the Battery Bus?

A

EADI, Trims and TAD, FCP EFIS, Bleed Air Inflow (Capin PX), Normal Gear and Flaps, ICS, GPS, Airstart, Primary UHF

60
Q

What components are powered through the Aux Battery?

A

SLUF

Standby Instruments, Lights for Standby Instruments, UHF Backup, Fire 1

61
Q

What components are powered through the Generator Bus?

A

EHSI, RCP EFIS, All displays except AEDD, A/C, RMU, VHF Comm & Nav, TAD, Tones, Transponder

62
Q

What approaches can be flown with systems found on the Battery Bus?

A

VOR, Radar, and Form Approach

63
Q

What approaches can be flown with systems found on the Generator Bus?

A

GPS, Radar, and Form Approaches

64
Q

How many volts and amps does the Starter/Generator supply?

A

28 VDC / 300 Amps

65
Q

What is the minimum voltage the Generator needs to supply to charge the battery?

A

25 VDC

66
Q

How many volts and amp-hours does the battery supply?

A

24 VDC / 42 amp-hour

67
Q

The battery powers all systems except the?

A

Air Conditioning

68
Q

What provides power for engine starts?

A

The battery

69
Q

How long can the battery power only BAT BUS items?

A

Minimum 30 minutes

70
Q

What is the voltage and amp-hours of the Aux Bat?

A

24 VDC, 5 amp-hour

71
Q

What switch controls external power?

A

the BAT Switch

72
Q

What are the acceptable voltage ranges to connect external power?

A

24.0 - 29.5 VDC

73
Q

Do not connect external power if battery voltage is less than ____ Volts?

A

22.0 Volts

T-6A 23-12AU (18 decks)

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