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T-38C-1 ENJJPT 21-01 > EED > Flashcards

EED Flashcards

1
Q

The ____ also processes the Master EED transmitted data for display on either cockpit MFD EED display page when selected by the aircrew

A

MDP

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2
Q

During engine starts using battery power, if battery voltage is less than _____, the EED display powers up at maxi- mum Day Mode brightness regardless of O/N/D switch position.

A

22 VDC

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3
Q

Erroneous or fluctuating engine sensor data displayed on the Master EED should be confirmed with the other cockpit by _____

A

switching the EED Master/Slave relationship mode.

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4
Q

With ambient temperatures above ___ °F, the EED comes on within ___ seconds. If the ambient temperature is below __ °F, it may take up to ___ minutes for the EED to come on. The EED display brightness may initially be dim during cold weather startup.

A

32; 15

32; 5

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5
Q

EED maximum display brightness in Night Mode is approximately ___% of the maximum Day Mode brightness intensity.

A

10

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6
Q

The EED includes the following engine and fuel indicators (7 total)

A
  • ENGINE TACHOMETER (RPM)
  • Exhaust Gas Temperature (EGT)
  • Nozzle Position (NOZ)
  • Oil Pressure (OIL)
  • Fuel Flow (FF)
  • Fuel Quantity
  • Total Fuel Quantity
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7
Q

Tachometer: The tic marks adjacent to the numerals are white except for the tic marks adjacent to __ and __, which are green.

A

5; 10

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8
Q

Tachometer coloured: Light green arc (WOW)

A

46 - 50%

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9
Q

Tachometer coloured: Dark green arc (WOW)

A

99 - 101%

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10
Q

Tachometer coloured: one longer tic mark at ____

A

107%

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11
Q

The Master EED receives a ____ produced by the exhaust gas temperature thermocouples to interpret and display the engine EGT.

A

DC voltage

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12
Q

EGT coloured: Dark green arc at ____

A

630 - 650°C

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13
Q

EGT coloured: Long red tic marks at ____

A

845° and 925°C

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14
Q

If an EGT exceedance over ___ °C, but not in excess of ___ °C, is indicated without an EGT OVERTEMP CAUTION after brake release, that mission may be continued.

A

650; 665

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15
Q

f the Master EED is unable to detect the EGT sensor signal or senses ___ EGT, the analog pointer and digital readout display ___ until a valid sensor signal is detected;

A

0°C; 0°C

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16
Q

The Master EED receives three _____ produced by the nozzle position transmitter to interpret and display engine nozzle position.

A

DC voltages

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17
Q

The Master EED receives three ____ in a synchro format from the oil pressure transmitter to interpret and display engine oil pressure

A

AC voltages

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18
Q

The pointer displays engine oil pressure from ____ on a round analog scale

A

0 - 80 PSI

19
Q

The pointer displays exhaust nozzle position as a percent of maximum open nozzle position from ___ labeled in ___ increments on a round analog scale

A

0 - 99%

20%

20
Q

Tachometer coloured: Dark green arc

A

101 - 104% (Weight off wheels)

21
Q

The Master EED receives ___ voltage from the tachometer transmitter for each engine and uses the frequency to interpret and display the engine RPM

A

AC

22
Q

If the Master EED is unable to detect the RPM sensor signal or senses 0% RPM, the analog pointer and digital readout display ____ RPM until a valid sensor signal is detected;

A

0%

23
Q

Oil pressure coloured: light green tic mark (1)

A

10 PSI

24
Q

Oil pressure coloured: dark green tic marks at (4)

A

20, 30, 40, 50 PSI

25
Q

Oil pressure coloured: Long red tic marks (2)

A

5 and 55 PSI

26
Q

Oil pressure coloured: light green arc (range)

A

5 - 19 PSI

27
Q

Oil pressure coloured: dark green arc (range)

A

20 - 55 PSI

28
Q

Oil pressure analog pointer turns red and title remains white under the following conditions (4)

A

a. <5 PSI instantaneously with WOW
b. <5 PSI for 10 seconds continuously with weight-off- wheels
c. ≥56 PSI for 6 minutes continuously with WOW
d. ≥56 PSI instantaneously with weight-off-wheels

29
Q

Oil pressure analog pointer and OIL title turns red under the following conditions (2)

A

a. <5 PSI for 30 seconds continuously with weight-off- wheels
b. ≥56 PSI for 30 seconds continuously with weight-off- wheels

30
Q

If the Master EED is unable to detect the oil pressure sensor signals, the analog pointer and digital readout are blanked and ____ is displayed in the center of the respective indicator until valid sensor signals are detected

A

OFF

31
Q

The Master EED receives three _____ in a synchro format from the FF transmitter to interpret and display fuel flow.

A

AC voltage

32
Q

Fuel Flow: There are white tic marks labeled and spaced at every ____

A

1000 PPH

33
Q

Fuel Flow: short white tic marks at

A

360 PPH

34
Q

Fuel Flow: light green bars between ____

A

400 - 600 PPH

35
Q

Fuel Flow: Dark green bars between ____

A

2100 - 2700 PPH

36
Q

Before engine start, with external or battery power applied, the EED FF indicator(s) should read no higher than ___ PPH. A higher indication may be an indication of EED failure or a fuel transmitter failure.

A

60

37
Q

If the Master EED is unable to detect the FF sensor signals, the solid white bar and digital readout for that engine are blanked and ___ is displayed in place of the digital readout until valid sensor signals are detected

A

OFF

38
Q

The left and right fuel systems contain a fuel quantity sensor. The Master EED transmits _____ to each sensor and receives _______ from each sensor to interpret and display fuel quantity.

A

two AC signals

one AC signals

39
Q

Fuel QTY: The solid bar indicators are colored white unless the mea- sured quantity of that system is ____ or less for more than ___, then the bar turns ___

A

250 lbs; 7.5 s; red

40
Q

Fuel QTY: The imbalance indication is as follows:
No display ___
White ___
Red: ____

A

0 - 50 lbs
60 - 190 lbs
≥ 200 lbs

41
Q

When the _____ switch is in the ON position, the top of the two solid bar fuel quantity indicators is attached with a solid magenta line

A

CROSSFEED

42
Q

If the Master EED is unable to detect the fuel quantity sen- sor signals or the right oil pressure synchro reference, the solid bar indicator and digital readout for that fuel system and total fuel quantity are blanked and ____ is displayed in place of the digital readouts until valid signals are detected

A

OFF

43
Q

Turning on pitot heat or exterior lighting (i.e. Landing/Taxi and Formation Lighting) may cause up to ____ pound change in displayed fuel quantity depending on internal/external power sources. Changes of greater than ____ pounds are indicative of fuel quantity probe failure.

A

±100

±100

44
Q

An internal EED overtemperature situation arises when the internal EED display temperature exceeds limits. In an over- temperature situation, the display brightness is reduced by ____ (Day Mode only) and EED HOT is displayed in the EED message window.

A

50%

T-38C-1 ENJJPT 21-01 (6 decks)

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