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777 Captain > Landing Gear > Flashcards

Landing Gear Flashcards

1
Q

Nose wheel steering and main gear aft axle steering are powered by the ____ hydraulic system.

A

center

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2
Q

With the autobrake selector in _____ mode, maximum braking is attained when both thrust levers are retarded to idle above 85 knots.

A

RTO

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3
Q

Main gear aft axle steering automatically operates when the nosewheel steering exceeds ____.

A

13 degrees

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4
Q

Wheel brake temperature data can be obtained from the ____ display.

A

GEAR synoptic

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5
Q

The Autobrake System is available in which mode of braking? Select the most correct answer.

A

normal only

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6
Q

The center hydraulic system powers the alternate brakes after loss of normal brake pressure ____.

A

automatically

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7
Q

Each main gear wheel brake wear indicator pin __________.

A

must protrude beyond flush with the parking brake engaged

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8
Q

Tire pressures are displayed ____.

A

on the gear synoptic

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9
Q

RTO will provide maximum braking when takeoff is rejected, the thrust levers are retarded to idle, and ____

A

speed is above 85 knots

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10
Q

The BRAKE SOURCE light will illuminate amber if there is a loss of pressure in the ____.

A

right and center hydraulic systems

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11
Q

The conditions for autobrakes to activate when armed in the RTO mode and the takeoff is rejected are ____.

A

both thrust levers retarded to idle and speed above 85 knots

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12
Q

The conditions for autobrakes to activate in a landing sequence when armed in a landing mode are ____.

A

both thrust levers retarded to idle and wheel spinup

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13
Q

Alternate landing gear extension uses a dedicated ____.

A

DC powered electric hydraulic pump

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14
Q

You reject your takeoff and allow RTO to stop the aircraft. A maintenance inspection is required.

A

TRUE

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15
Q

What is the minimum turn width of pavement required for the -200ER / -300ER?

A

155.8 ft / 185.5 ft

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16
Q

On the -300ER, the Semi-Levered Main Landing Gear Actuator is

A

Locked for takeoff to restrict rotation of main gear truck and allow takeoff rotation about the aft wheel axle

Unlocked for landing to provide additional damping

A and B are correct

17
Q

Regarding main gear aft axle steering, during pushback or towing operations, pilots _______ pressurize the center hydraulic system to prevent tire scrubbing during turns.

A

will

18
Q

Where are brake temperatures displayed?

A

On the Gear Synoptic.

19
Q

Which hydraulics system powers the normal brake system?

A

Right

20
Q

The maximum autobrake deceleration rate in the landing mode is less than that produced by full pedal (max manual) braking.

A

True

21
Q

Identify the true statement(s) regarding alternate extension of the landing gear using the ALTN GEAR switch.

A

Three green DN indications verify all three gear are down and locked.

After extension, the GEAR DOOR EICAS message will be displayed.

The landing gear free-fall to the down and locked position.

All of the above.

22
Q

Which of the following will cause the autobrakes to disarm after landing?

A

Applying brakes with either brake pedal.

Moving the Speedbrake lever to the DOWN detent after they have deployed.

Selecting DISARM or OFF on the autobrake selector.

All of the above

23
Q

How do you verify the parking brake is set?

A

The EICAS memo message PARKING BRAKE SET is displayed.

24
Q

How many degrees of travel can the rudder pedals move the nose gear?

A

Up to 7 degrees in either direction.

25
Q

The autobrakes operate using which brake system(s)?

A

Normal

26
Q

Pushing the landing gear override (LOCK OVRD) button releases the landing gear lever lock, allowing the landing gear lever to be raised.

A

True

27
Q

The green landing gear DOWN gear position indicator displays on EICAS when:

A

All landing gear are down and locked.

28
Q

Anti-skid protection is provided with:

A

Normal, alternate or accumulator providing brake pressure.

29
Q

After landing, autobrake operation (if armed) begins when either thrust lever is retarded to IDLE and the wheels have spun up.

A

False

777 Captain (31 decks)

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