HYDRAULICS

Question 1

How many hydraulic systems?

Answer 1

3

Question 2

Which are the hydraulic systems?

Answer 2

A B C

Question 3

Which are the primary hydraulic systems?

Answer 3

A and B

Question 4

How many engine driver hydraulic pumps are associated with A HYD system?

Answer 4

2

One from engine 1 and One from engine 3

Question 5

What is nominal hydraulic pressure?

Answer 5

3000 psi

Question 6

How many engine driven HYD Pumps are associated with the B HYD system?

Answer 6

2

One from engine 2 and One from engine 3

Question 7

How many engine driven HYD Pumps are associated with the C HYD system?

Answer 7

1

One from engine number 2

Question 8

How many engine driven hydraulic pumps are there on engine 1?

Answer 8

1

Question 9

How many engine driven hydraulic pumps are there on engine 2?

Answer 9

2

Question 10

How many engine driven hydraulic pumps are there on engine 3?

Answer 10

2

Question 11

Does parking brake have its own accumulator?

Answer 11

Yes

Question 12

Parking brake accumulator is pressurized by which hydraulic system?

Answer 12

B system

Question 13

Which is the only electric hydraulic pump in the airplane that we can control?

Answer 13

Backup Hydraulic Pump

Question 14

Which HYD system is the Backup Hydraulic Pump associated with?

Answer 14

B system

Question 15

What is the limitation for the Backup Hydraulic Pump?

Answer 15

No continuous operation above 15000 feet

Question 16

When does the Backup Hyd pump come on automatically?

Answer 16

When you loose both A & B system pressure

Question 17

When does the EBHA come on automatically?

Answer 17

When you loose C HYD system

Question 18

Which is the only flight controls the EBHA will power?

Answer 18

Spoilers