HYDRAULIC SYSTEM Flashcards

HYD

1
Q

The RAT provides HYD pressure to_____________.

A

Flight Controls

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2
Q

Which HYD system does the RAT get its fluid from?

A

The center system

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3
Q

When does the RAT deploy?

A

When both engines fail

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4
Q

What minimum speed must be maintained for the RAT to produce pressure?

A

130 KIAS

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5
Q

Which system are normal brakes on?

A

Right

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6
Q

Which system are Alternate brakes on?

A

Center

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7
Q

To reduce electrical load the _________ is inhibited on the grnd during eng start w only 1 gen running.

A

Left DEMAND Pump

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8
Q

How many HYD systems are there?

A

3

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9
Q

How many control the Flight Controls?

A

all 3

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10
Q

Where do you read the HYD quantity indicator?

A

EFIS 2

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11
Q

What does RF Mean?

A

Refill

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12
Q

What quantity will cause the gauge to switch to RF?

A

75%

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13
Q

What quantity will cause it to say QTY?

A

50%

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14
Q

Flying along, what is normally pressurizing the L HYD SYS

A

L ENG Driven Pump

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15
Q

When do Demand Pumps run automatically?

A

-Generic answer: When there is a high HYD Demand condition

-The Right HYD SYS Demand Pump will run continuously to back up brakes

-The Center Demand Pump will run continuously to when the Speed Brake Handle is up

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16
Q

What is the main reason for the C HYD SYS Demand Pump?

A

To assist in getting the main landing gear doors up sooner

17
Q

How many Auto Pilots are there?

A

3