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STANDBY HYDRAULIC LOW QUANTITY Light - What is the true statement?

Correct! Wrong!

In addition to hydraulic system A and B, the rudder can also be powered by the standby hydraulic system through the:

Correct! Wrong!

In case of loss of system A:

Correct! Wrong!

System A Hydraulic Leak - If a leak develops in the engine-driven pump or its related lines, a standpipe in the reservoir prevents a total system fluid loss. With fluid level at the top of the standpipe, the reservoir quantity displayed indicates approximately _____

Correct! Wrong!

System A hydraulic pressure is maintained by the electric motor-driven pump.

Standby Hydraulic System - The standby hydraulic system is provided as a backup if system A and/or B pressure is lost. The standby system can be only activated automatically.

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The standby system can be activated manually or automatically.

Complete loss of system 'B' pressure will deactivate:

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The maximum hydraulic system A or B pressure is:

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Selecting an engine driven hydraulic pump switch to OFF will:

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Power Transfer Unit (PTU) - The purpose of the PTU is to supply the additional volume of hydraulic fluid needed to operate _____ when system B engine-driven hydraulic pump volume is lost.

Correct! Wrong!

If one FLIGHT CONTROL switch is moved to STBY RUD:

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The standby system LOW PRESSURE light is armed:

Correct! Wrong!

System A Hydraulic Leak - If a leak develops in the engine-driven pump or its related lines, a standpipe in the reservoir prevents a total system fluid loss. With fluid level at the top of the standpipe, the reservoir quantity displayed indicates approximately _____

Correct! Wrong!

System A hydraulic pressure is maintained by the electric motor-driven pump.

The amber LOW pressure light for the No.1 Engine Driven Hydraulic Pump illuminates. What should you do?

Correct! Wrong!

Loss of an engine-driven hydraulic pump and a high demand on the system may result in an intermittent illumination of the LOW PRESSURE light for the remaining electric motor-driven hydraulic pump.

Correct! Wrong!

Loss of an engine-driven hydraulic pump and a high demand on the system may result in an intermittent illumination of the LOW PRESSURE light for the remaining electric motor-driven hydraulic pump.

Correct! Wrong!

The flight control LOW PRESSURE light, Master Caution light, and the FLT CONT and HYD system annunciator lights also illuminate.

Variations in Hydraulic Quantity Indications - During normal operations, variations in hydraulic quantity indications occur when:

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These variations have little effect on systems operation.

Low fluid quantity in the A system reservoir can be indicated by one of the following:

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The Standby hydraulic fluid:

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The normal and maximum readings on the hydraulic system pressure indicator are:

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Standby Hydraulic System Leak - If a leak occurs in the standby system, the standby reservoir quantity decreases to _____

Correct! Wrong!

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The RFF indication is displayed:

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ALTERNATE FLAPS Master Switch - When placed in the ARM position, the ALTERNATE FLAPS Master switch:

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Standby Hydraulic System Leak - System B continues to operate normally, however, the system B reservoir fluid level indication decreases and stabilizes at:

Correct! Wrong!

System B Hydraulic Leak - A leak in system B can significantly affect the operation of the standby hydraulic system.

Correct! Wrong!

A leak in system B does not affect the operation of the standby hydraulic system.

If the hydraulic system is not properly pressurized, foaming can occur at higher altitudes. Foaming can be recognized by:

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Electric Hydraulic Pump OVERHEAT Lights - What does this light indicate?

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The ELEC 2 (system A) or ELEC 1 (system B) pump ON/OFF switch controls the related electric motor-driven pump. If an overheat is detected in either system, the related OVERHEAT light illuminates.

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Power Transfer Unit (PTU) - The PTU uses system B pressure to power a hydraulic motor-driven pump, which pressurizes system A hydraulic fluid.

Correct! Wrong!

STBY RUD ON Light - When illuminated amber, it indicates the standby hydraulic system is commanded on to pressurize the standby rudder power control unit.

Correct! Wrong!

Minimum fuel for ground operation of electric motor-driven pumps is _____ in the related main tank.

Correct! Wrong!

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The hydraulic brake pressure indicator displays accumulator nitrogen pre-charge pressure of 1000 psi and:

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STANDBY HYDRAULIC LOW PRESSURE Light - When illuminated amber:

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An engine-driven hydraulic pump supplies approximately _____ the fluid volume of the related electric motor-driven hydraulic pump.

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Landing Gear Transfer Unit - The system B engine-driven pump supplies the volume of hydraulic fluid needed to operate the landing gear transfer unit when all of the following conditions exist:

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The 737NG/MAX 'B' system reservoir has:

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Both A and B hydraulic systems have an engine-driven pump and an AC electric motor-driven pump. The system A engine-driven pump is powered by the No. 2 engine and the system B engine-driven pump is powered by the No. 1 engine.

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The system A engine-driven pump is powered by the No. 1 engine and the system B engine-driven pump is powered by the No. 2 engine.

If a total failure of both pumps supplying system B pressure occurs, which of the primary flight controls will be totally inoperative:

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On the Boeing B737 NG/MAX, a leak in the hydraulic system B engine driven pump or its associated lines would be indicated by:

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Hydraulic fluid used for cooling and lubrication of the pumps passes through a heat exchanger before returning to the reservoir. The heat exchanger for system A is located in main fuel tank No. 2 and for system B is in main fuel tank No. 1.

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The heat exchanger for system A is located in main fuel tank No. 1 and for system B is in main fuel tank No. 2.

The standby hydraulic pump only supplies pressure to the:

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The standby hydraulic system uses a single electric motor-driven pump to power:

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System A Hydraulic Leak - If a leak develops in the electric motor-driven pump or its related lines, or components common to both the engine and electric motor-driven pumps:

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With the loss of hydraulic system B and with the system A operating normally:

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Using the Standby Hydraulic power for thrust reverser deployment will cause:

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Standby Hydraulic System Leak - The LOW QUANTITY light illuminates when the standby reservoir:

Correct! Wrong!

Boeing 737 MAX - Hydraulics