Hydraulics

Question 1

How many hydraulic systems are there on the 737 MAX?

Answer 1

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Question 2

During normal conditions, how many hydraulic systems are usually operating?

Answer 2

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Question 3

How is the hydraulic fluid, used for lubrication and cooling of the pumps, cooled?

Answer 3

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Question 4

How many pumps are there in each hydraulic system?

Answer 4

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Question 5

If there is an overheat detected in Hydraulic System A or B, does the electric pump continue to operate?

Answer 5

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Question 6

Is there any effect on the flight controls with the loss of Hydraulic System A or B?

Answer 6

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Question 7

What is the difference between a leak in Hydraulic A Engine Driven Pump (and related lines) and a leak in the Electric Driven Pump (and related lines)?

Answer 7

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Question 8

What still operates when Hydraulic System B Engine Pump volume is lost?

Answer 8

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Question 9

What is the function of the Power Transfer Unit (PTU)?

Answer 9

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Question 10

When does the Standby Hydraulic System automatically activate?

Answer 10

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Question 11

What does the Standby Hydraulic System power?

Answer 11

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Question 12

When does the Landing Gear Transfer Unit (LGTU) operate?

Answer 12

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Question 13

How do we manually operate the Standby Hydraulic System?

Answer 13

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Question 14

If there is a leak in the Standby Hydraulic System, what would you notice about the quantity in Hydraulic System B?

Answer 14

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