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Airframe > Aircraft Landing Gear Systems > Flashcards

Aircraft Landing Gear Systems Flashcards

1
Q

What is used to inflate a landing gear strut?

A

high pressure air or nitrogen

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2
Q

What power sources are normally used to retract landing gear systems?

A

electric and hydraulic

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3
Q

What are the effects of underinflated tires?

A

tire shoulder wear, weakened carcass construction

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4
Q

What is the purpose of an anti-skid system?

A

to prevent skidding of aircraft tires

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5
Q

What regular inspection should be made on the exposed portion of a landing gear strut.

A

visual checks for cracks, corrosion, security, or breaks

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6
Q

What is the purpose of main landing gear torque links.

A

keep the strut and tire in alignment

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7
Q

What type of nosewheel steering is provided on small aircraft?

A

mechanical push/ pull rods

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8
Q

What are some types of brake systems?

A

independent, power, boost

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9
Q

What unit prevents nosewheel vibration?

A

shimmy dampers

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10
Q

What is the purpose of power brake debooster systems?

A

to reduce hydraulic pressure

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11
Q

What are some methods of bleeding brakes?

A

gravity or pressure

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12
Q

What is the purpose of a wheel fusible plug?

A

to release air pressure in the event of tire overheating

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13
Q

What is the indication of excessive heating of a wheel bearing?

A

discoloration of rollers

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14
Q

When should a landing gear retraction check be accomplished?

A

during annual inspection or after maintenance that would effect landing gear systems

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15
Q

What is the necessary maintenance function for safe, long, aircraft tire service?

A

keep them clean and inflated

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16
Q

What prevents a split wheel from leaking air through the inner and outer mating surfaces or the wheel assembly?

A

an o-ring

17
Q

What must be accomplished before inspecting a wheel brake system for hydraulic leaks?

A

clean the parts and apply pressure

18
Q

What methods are used for transmitting cockpit control movements to a steering control unit in large aircraft?

A

mechanical, electric, hydraulic

19
Q

What prevents a nose landing gear from being retracted with the nosewheel out of the center position?

A

nosewheel centering cam

20
Q

Why are brake debooster cylinders used in some power brake control valve systems?

A

to reduce hydraulic pressure applied to the brakes

Airframe (17 decks)

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