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B737 Systems > Flight Controls > Flashcards

Flight Controls Flashcards

1
Q

Hydraulic system ______ normally powers the primary flight controls.

A

A and B

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2
Q

Loss of Hydraulic System A and B render ______ spoiler panels inoperative.

A

all

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3
Q

Ailerons and elevators operate _______ with loss of both Hydraulic Systems A and B

A

manually

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4
Q

Roll control surfaces consist of ______ powered _______.

A

hydraulically/ailerons and flight spoilers

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5
Q

Positioning FLT CONTROL A switch to STBY RUD _____.

A

activates Standby Hydraulic Pump and opens Standby Rudder Shutoff Valve.

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6
Q

The rudder operates with _______ during Manual Reversion.

A

the Standby Hydraulic System

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7
Q

Pushing a single Left Wing Down or Right Wing Down AILERON trim switch _______.

A

does nothing.

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8
Q

Aileron trim applied with the autopilot engaged ________.

A

may cause abrupt rolling movement when disconnecting the autopilot.

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9
Q

More than ________ (approximately) control wheel displacement (in degrees) initiates spoiler deflection.

A

10

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10
Q

Select the switches used for maintenance purposes only.

A

SPOILER A and B

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11
Q

With a jammed Spoiler System the ______.

A

Captain provides roll with the ailerons.

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12
Q

The Aileron System is jammed. How is roll control provided?

A

First Officer provides roll control using the Flight Spoilers.

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13
Q

The FEEL DIFF PRESS light (amber) when illuminated indicates _______.

A

excessive differential pressure in the Elevator Feel Computer.

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14
Q

Actuating either pair of Stabilizer Trim Switches on the control wheels with autopilot engaged _______.

A

disconnects the autopilot.

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15
Q

STAB TRIM switch on the Aft Electronic Panel positioned to ______ allows operation of the main electric trim regardless of _______ position

A

OVERRIDE / control column

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16
Q

The green band of the STAB TRIM indicator on the Control Stand indicates the ______.

A

takeoff trim limits

17
Q

SPEED TRIM FAIL (amber) illuminating only during Master Caution Recall indicates _________ failure

A

a single FCC channel

18
Q

Two independent Stall Management Yaw Damper (SMYD) computers provide _______.

A

outputs for all stall warnings in flight

19
Q

Selecting FLT CONTROL A or B switch to STBY RUD activates the Standby Hydraulic Pump and arms the ______ light(s).

A

LOW PRESSURE

20
Q

The Main Rudder Power Control Unit (PCU) limits full rudder authority ______.

A

in flight

21
Q

The RUDDER trim control electrically repositions the Rudder Feel and Centering Unit and ______ the rudder pedals.

A

displaces

22
Q

The Standby Yaw Damper operates with _______.

A

both FLT CONTROL switches positioned to STBY RUD and YAW DAMPER switch reset to ON

23
Q

Positioning the Speed Brake Lever to UP _______ extends the _______ Spoilers to their maximum position.

A

on the ground only / Ground and Flight

24
Q

The SPEED BRAKE DO NOT ARM light (amber) indicates _______.

A

an abnormal condition or abnormal test inputs to the Automatic Speed Brake System.

25
Q

If the Air/Ground System does not sense main landing gear wheels spin-up after landing with the speed brake armed, the flight spoilers _______.

A

automatically deploy when Air/Ground System senses ground mode (any strut compresses)

26
Q

In flight, the LE FLAPS TRANSIT light (amber) illuminates for ________.

A

all of the above.

27
Q

The LE flaps ______ when moving the FLAP lever from UP to 1

A

fully extend

28
Q

The LE slats ______ when moving the FLAP lever beyond ______ degrees.

A

deploy to full extend / 25

29
Q

The flap load relief system is operational at _______

A

Flaps 10, 15, 25, 30, & 40

30
Q

Approaching the stall angle of attack with Flaps 1 through 25 selected, the ______ automatically begin driving to full extend prior to _______ activation.

A

LE Slats / stick shaker

31
Q

AUTO SLAT FAIL light (amber) illumination during Master Caution Recall indicates a failure of _______.

A

a single Stall Management Yaw Damper (SMYD)

32
Q

Momentarily positioning Alternate Flaps switch DOWN fully extends the ______ using the ______ Hydraulic System.

A

LEDs / Standby

33
Q

It is possible to _________ the LEDs using the Standby Hydraulic System with the loss of Hydraulic System B.

A

full extend

34
Q

Selecting UP on the ALTERNATE FLAPS position switch _______.

A

electrically retracts the TE flaps

B737 Systems (18 decks)

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