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T-38 > Systems GK > Flashcards

Systems GK Flashcards

1
Q

Generator Cut-in Range

A

43-48% RPM

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2
Q

Generator Shift Range

A

65-75% RPM

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3
Q

Generator Voltage

A

115/200 VAC

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4
Q

Generator three-phase cycles/min

A

320-480

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5
Q

What does static inverter power?

A

1) First engine start
2) Right AC inst (Oil & FF)
3) Oxygen quantity indicator

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6
Q

What activates the static inverter on the ground?

A

1) Either throttle in MAX
2) Either start button is pressed
3) OXY/FUEL switch in GAGE TEST or QTY CHECK

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7
Q

Battery Voltage

A

24-volt DC

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8
Q

TRU Voltage

A

28-volt DC

50-amp

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9
Q

Voltage required for battery to close? When does it fall off line?

A

18-volts to close

10-volts it will fall off line

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10
Q

How long does battery power only usually last?

A

15 minutes

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11
Q

When is the TRU “RECTIFIER FAILURE” PFL triggered?

A

Below 25.5 volts

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12
Q

A/A TACAN freq separation

A

63 channels

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13
Q

Radio attenuate lowers volumes by how much?

A

66%

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14
Q

Standby ADI will work for how long without power?

A

9 minutes (within +/-6 degrees)

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15
Q

Left Fuel System cell location

A

Forward

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16
Q

Right Fuel System cell location

A

Aft

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17
Q

Total usable fuel

A

3,906 pounds

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18
Q

Max left fuel quantity

A

1916

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19
Q

Max right fuel quantity

A

1990

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20
Q

When does L/R FUEL PRESSURE light come on?

A

<6 psi

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21
Q

When does FUEL LOW light come on?

A

<250 pounds for 7.5 seconds

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22
Q

Where does the throttle shut off fuel?

A

Main fuel control unit

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23
Q

Where does the fuel cutoff swicth shut off fuel?

A

Fuel shutoff valve (DC) after 1 second

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24
Q

Gravity flow is sufficient for MAX up to how many feet?

A

25,000’

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25
Q

Gravity flow is only guaranteed up to how many feet? And flameouts reported as low as how many feet?

A

6,000’

7,000’

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26
Q

Don’t perform MAX thrust dives with less than how many pounds of fuel?

A

650 pounds

27
Q

MAX flight time restriction at zero G at 10,000’?

at 30,000’?

A

10 seconds

30 seconds

28
Q

When solo, what is the fuel balance limitation?

A

Don’t allow right (aft) to be twice left (forward)

29
Q

When to not crossfeed?

A

1) Low fuel (BEO) (250 pounds)
2) EED or fuel indicator failure
3) Boos pump inoperative
4) Fuel leak in one system
5) Low altitude/traffic pattern

30
Q

Engine thrust at MIL and MAX

A

2,200 pounds in MIL

3,300 pounds in Full AB

31
Q

When does the T5 kick in?

A

97%

32
Q

Aftberburner augments engine by what percentage?

A

5-40%

33
Q

Loss of thrust for engine anti-ice

A

180 +/-10 pounds

  1. 5% in MIL
  2. 5% in MAX
34
Q

Fire warning locations

A

RALF
Right bulb-Aft
Left bulb-Forward

35
Q

Reduced boost pump operation by how much below what fuel?

A

40% below 650# per side

36
Q

Fuel flow can read as low as how much with throttles off?

A

60 pph

37
Q

What is on the Utility Hydraulics?

A 
FLCS
Stability Augmentor
Nosewheel Steering
Landing Gear
Speed Brake
38
Q

What is in the EGI?

A

RALT
YSAS
INS
GPS

39
Q

Gear Warning Horn sounds when?

A

Below 210 KCAS
Below 10,000’ MSL
BOTH throttles are below 96%

40
Q

Alt Gear Extensions can take how long?

A

15, up to 35 seconds

41
Q

When is NWS deactivated?

A

One or both throttles in MAX
Either start button is pressed
Release of the NWS button
Aircraft weight is not on the nose gear

42
Q

What ECS stuff runs off the Engine Compressor?

A 
Defog
Canopy Seals
G-Suits
Air Conditioning
Pressurization
\+Engine Anti-Ice
2 Hydraulic Reservoirs
43
Q

Canopy Defog Temp and Overtemp

A

200 and 280 degrees

44
Q

When is cabin pressure 8,000’?

A

8,000’ - 23,000’

45
Q

What happens when you ram dump?

A 
Ram air door and Pressure relief vavle opens
Defog inop
Canopy seals deflate
G-suit inop
Air-Conditioning inop
Pressurization inop
46
Q

Oil System Zero and Negative G is restricted to how many seconds?

A

10 seconds for zero-G.

30 seconds for negative-G

47
Q

What does the airframe mounted gearbox power?

A

AC generator and Hydraulic Pump

48
Q

Minimum RPM for engine start? Oil?

A

12%

Above 0 PSI

49
Q

What is the heart of the airstart envelope?

A

18-20%

50
Q

Max airspeed for full deflection of nosewheel tire?

A

10 knots

51
Q

Normal Oil Consumption rate

A

No more than 6 ounces per hour

52
Q

What does the Flap-Slab interconnect do?

A

1) Horizontal tail positioned to minimize pitch changes caused by flap changes
2) As flaps extended, more nose-down travel available in horizontal tail
3) Increases amount of horizontal tail movement per inch of stick travel

53
Q

Three-phase AC items

A

1) Boost Pumps
2) TRUs
3) Flaps (slow actuation)
4) HUD (2 phases required to fail to affect)

54
Q

BERASSE Check

A 
Boldface/Critical Action Items
Engine Shutdown?
Engine Restart?
Alternate Gear Extension?
Single Engine Approach?
Single Engine Go procedures review
Ejection procedures review
55
Q

When EED is in night, when does it auto switch to full-bright?

A

22 Volts

56
Q

781 dash

A

Good

57
Q

781 slash

A

Medium, can be signed off

58
Q

781 X

A

Bad, can’t be signed off, needs a dash or slash

59
Q

Tire pressure time

A

6 hours or end of day if flown

60
Q

Preflight is good for how long?

A

72 hours if not flown

61
Q

781 if something is highlighted, you need to compare what?

A

serial numbers to last page of 781

62
Q

Lowest hyrdo pressure when doing flight control checks

A

1500 PSI

63
Q

What is on the Battery Bus?

A

Static Inverter
Afterburner
Igniters

T-38 (10 decks)

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