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unnamed > E8 L3 Hydraulics Gauge > Flashcards

E8 L3 Hydraulics Gauge Flashcards

1
Q

Hydraulic system driven by two electric pumps

A

Auxiliary system

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2
Q

Hydraulic fluid specification

A

Skydrol LD-4

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3
Q

Bleed air pressure on utility system

A

40-45 psi

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4
Q

Items powered by utility hydraulic system

A 
Flaps
Landing gear
Alternate A/R
Ground leveling cylinder
Nosewheel steering
Outboard spoilers
Brakes
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5
Q

Items powered by auxiliary hydraulic system pump 1

A

Rudder boost
Inboard spoinlers
Primary A/R

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6
Q

items powered by auxiliary system hydraulic pump 2

A

Rudder boost

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7
Q

Auxiliary system can power _____ through interconnect system

A

Brakes

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8
Q

Utility reservoir capacity

A

6.9 gal

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9
Q

Fluid indicated at top of “bullseye”

A

5.0 gal

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10
Q

Fluid required to replenish auxiliary hydraulic system

A

3.2 gal

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11
Q

Hydraulic expansion tank capacity

A

2.1 gal

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12
Q

Auxiliary reservoir capacity

A

1.25 gal (each)

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13
Q

How many accumulators in the auxiliary hydraulic system?

A

2

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14
Q

Precharge pressure of auxiliary hydraulic system

A

2000 psi

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15
Q

How many accumulators in the utility system?

A

1

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16
Q

Precharge pressure of utility system

A

2000 psi

17
Q

DC auxiliary pump serves the _____ hydraulic system

A

Auxiliary

18
Q

DC auxiliary pump serves what items?

A

Main cargo door control switch

Charging main wheel brake system accumulator

19
Q

Utility system gage low red zone

A

0-2000 psi

20
Q

Utility system gage low caution (yellow)

A

2000-2400 psi

21
Q

Utility system gage normal pressure (green)

A

2400-3100 psi

22
Q

Utility system gage high caution (yellow)

A

3100-3500 psi

23
Q

Utility system gage high red zone

A

3500-4000 psi

24
Q

Normal utility system psi with no load

A

2850-3150 psi

25
Q

Brake pressure gage low red zone

A

0-750 psi

26
Q

Brake pressure gage low caution zone

A

750-3100 psi

27
Q

Brake pressure gage normal zone

A

3100-3500 psi

28
Q

Brake pressure gage high red zone

A

3500-4000 psi

29
Q

Rudder pressure gage low red zone

A

0-2000 psi

30
Q

Rudder pressure gage normal zone

A

2000-3100 psi

31
Q

Rudder pressure gage high caution zone

A

3100-3500 psi

32
Q

Rudder pressure gage high red zone

A

3500-4000 psi

33
Q

Utility and auxiliary hydraulic system LOW PRESS lights illuminate at…

A

1100 psi

34
Q

Utility and auxiliary hydraulic system LOW PRESS lights extinguish at…

A

1200 psi

35
Q

Maximum hydraulic system pressure

A

3500 psi

36
Q

Interconnect to OFF, #1 and/or #2 (Aux system)

A

2750-3150 psi

37
Q

Interconnect to SYSTEM with no system load #1 pump ON, #2 pump OFF

A

2200-1400 psi (write-up)

38
Q

Utility fluid shutoff switches and/or fire switch pulled (engine running)

A

No more than 5 minutes

39
Q

Hydraulic system driven by engines 2 and 3

A

Utility system

unnamed (11 decks)

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