Hydraulics

Question 0

Where is system three serviced

Answer 0

A ground service panel located on the right side of the fuselage aft of the wing root

Question 1

All three hydraulic systems operate at what pressure

Answer 1

3000 PSI

Question 2

Systems one and two are located

Answer 2

In the aft equipment bay

Question 3

Which hydraulic systems are powered by more than one hydraulic system

Answer 3

Rudder elevators and ailerons

Question 4

Spoilers?

Answer 4

Ground spoilers
Multifuncion spoilers
Aileron

Question 5

Hydraulic. 1&2 Fluid cooling?

Answer 5

Both systems share a ram air heat exchanger for fluid cooling

(1&2)

A fan assists on the ground

Question 6

AC motor pump 1B pwrd by?

                       2B.             ?

Answer 6

AC Pump 1B ……..AC BUS 2

AC pump 2B. ………AC BUS 1

Question 7

When switch set to auto, pump will automatically start when..

Answer 7

Flaps are out of the 0° position

AC BUS 2 must b pwrd for 1B op
AC BUS 1 “. “. “. 2B

Question 8

Do AC motor pumps 1B and 2B automatically start during or after an engine failure

Answer 8

No

Question 9

HYDR SOV 1 or 2 OPEN caution?

Answer 9

Respective shutoff valve is open with an associated engine fire

Question 10

Hydraulic system shut off valves are on what bus

Answer 10

DC emergency bus

Question 11

Does hydraulic system number three have a heat exchanger

Answer 11

No

Hydraulic fluid lines run through the fuel tanks thereby allowing cooling

Question 12

AC 3B fuel pump operates when?

Answer 12

During takeoff and landing

Independent of the 3-B switch setting

Question 13

AC 3 A. Runs continuously to maintain normal system pressure?

Answer 13

Yes

Question 14

AC 3B Will operates irrespective of switch position when

Answer 14

ADG is deployed

Question 15

Hydraulic shut off valve position indicator shows half magenta

Answer 15

Failed

Question 16

When are the AC pumps auto run?

Answer 16

Flaps out of 0°

Switch in auto

AC bus 1 and 2 powered

Question 17

Do the hydraulic pumps operate in auto when flaps which is selected to 1°?

Answer 17

No

Because no flaps are xtended only 20° slats

Question 18

Ram air scoop .. 3 things?

Answer 18

Cools hydraulic systems 1and 2

Pack cooling

Ram air

Question 19

Which hydraulic system is the largest

Answer 19

3

Question 20

What is the purpose of the accumulators

Answer 20

To dampen pressure surges

And maintain system pressure

Question 21

Lose systems 1&2c

Answer 21

Main will free fall

Nose needs hydraulics to release uplocks

Question 22

Are the accumulators showing on the synoptic page?

Answer 22

No

Question 23

What do the accumulators do?

Answer 23

Store fluid under pressure

Dampens pressure surges

Question 24

What two ways can we close the hydraulic shut off valves

Answer 24

Engine fire push switch Hydraulic SOV switch light

Question 25

Which hydraulic pump runs continuously

Answer 25

3A

Question 26

When in auto when will be B pumps operate?

Answer 26

Respective bus powered Flaps greater than zero Any generator operating Thomas will not come on automatically if a loss of hydraulic pressure

Question 27

What does interlock a law regarding to B pumps?

Answer 27

Allows the B pumps to be turned on with no generator operating… on ground (A C external power only)

Question 28

B Pumps will operate when in the “ON” position when?

Answer 28

Respective bus is powered Any generator operating *unless operating under the interlock feature,then no generator needs to be operating

Question 29

When does the hydraulic 3B pump operate regardless of switch position?

Answer 29

When the ADG is deployed

Question 30

Are the accumulators shown on the synoptic page?

Answer 30

No

Question 31

What are the accumulators do?

Answer 31

Store fluid under pressure Dampens pressure surges

Question 32

What two ways can we close the hydraulic shut off valves

Answer 32

Engine fire push switch Hydraulic SOV switch light

Question 33

Which hydraulic pump runs continuously

Answer 33

3A

Question 34

When in auto when will be B pumps operate?

Answer 34

Respective bus powered Flaps greater than zero Any generator operating Thomas will not come on automatically if a loss of hydraulic pressure

Question 35

What does interlock a law regarding to B pumps?

Answer 35

Allows the B pumps to be turned on with no generator operating (A C external power only)

Question 36

B Pumps will operate when in the on position when?

Answer 36

Respective bus is powered Any generator operating *unless operating under the interlock feature,then no generator needs to be operating

Question 37

When does the hydraulic 3B pump operate regardless of switch position?

Answer 37

When the ADG is deployed

Question 38

Where do I find the hydraulic fluid level chart

Answer 38

In the ODH

Question 39

The hydraulic shut off valves are operated ?

Answer 39

Electrically 11-10 Electrically operated hydraulic SOVs

Question 40

Which pumps are engine driven?

Answer 40

1A 2A

Question 41

If we lose hydraulics two and three?

Answer 41

Manuel freefall Nose will not drop needs hydraulics

Question 42

Which flight controls do all three hydraulic systems power?

Answer 42

Rudder and elevators ailerons

Question 43

Where do I find the hydraulic fluid levels chart?

Answer 43

In the ODH 15-1

Question 44

Hydraulic pump 3B will operate Regardless of switch position!! 

Answer 44

When the ADG is deployed

Question 45

When will the AC hydraulic motor pumps operate in the auto mode

Answer 45

Flaps greater than 0 Cross side bus powered Any generator operating

Question 46

If cation msg …. “AC2 AUTOXFER” appears… What hydraulics are affected?

Answer 46

Hydraulics 3 A .. Is off of AC BUS 2

Question 47

Hydraulic fluid quantity in the white?

Answer 47

45 to 85

Question 48

Hydraulic Amber?

Answer 48

Hi temp greater than 96°

Question 50

What type of pumps are hydraulic pumps 3a/3b?

Answer 50

Acmp pumps.. system three has no engine driven pumps