Hydraulics Flashcards

0
Q

When does the electric hydraulic pump come on?

A

Below 56.4%N2

1600psi

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1
Q

How much pressure does each hydraulic system produce?

A
#1 is 3000psi
#2 is 2900psi
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2
Q

Which hydraulic pump puts out more volume?

A

Engine driven pump puts out 10 times more than the electric.

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3
Q

Where is the priority valve and what does it do?

A

In hydraulic system 1.

It gives priority to the flight instruments.

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4
Q

What components does hydraulic system 1 power?

A
1/2 ailerons
1/2 rudder
Inboard spoilers
Outboard brakes
Thrust reverser 1
Landing gear
Steering
Main door
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5
Q

What components does hydraulic system 2 power?

A
1/2 ailerons
1/2 rudder
Outboard spoilers
Inboard brakes
Thrust reverser 2 
Emergency brakes
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6
Q

What is the highest temperature for hydraulic fluid?

A

90 C

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7
Q

How many hydraulic filters are there?

A

3 each with a bypass

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8
Q

How many times will the accumulators actuate the main door, and emergency brakes?

A

Main door 4

Emergency brakes 6

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