Landing Gear System Flashcards Preview

UAL 737 NG Systems > Landing Gear System > Flashcards

Flashcards in Landing Gear System Deck (37)
Loading flashcards...
1

The maximum tire ground speed is _____.

195 knots

2

Arming the RTO feature is _________ for all takeoffs, if operable

required

3

The brake wear indicators should extend beyond the brake flange with the parking brake _____________.

set

4

Hydraulic power for retraction, extension, and nose wheel steering is normally supplied by _______________.

hydraulic system A

5

The normal brake system is powered by _________ and the alternate brakes system is powered by _______.

hydraulic system B; hydraulic system A

6

Antiskid protection is provided _________________.

on both brake system (normal and alternate)

7

During retraction, the ____________ stop rotation of the main gear wheels.

brakes automatically

8

During retraction, the nose wheels retract forward into the wheel well and nose wheel rotation is stopped by _________.

snubbers

9

After retraction, the main gear are held in place by ______and the nose gear is held in place by ______________.

mechanical uplocks; an overcenter lock

10

Moving the LANDING GEAR lever to the OFF position ____________________.

removes hydraulic pressure from the landing gear system

11

An illuminated red landing gear indicator light indicates the related landing gear is in disagreement with LANDING GEAR lever position (in transits or unsafe), or ____________________.

landing gear is not down and locked (with either or both forward thrust levers retarded to idle and below 800 feet AGL)

12

An extinguished green landing gear indicator light indicates _______________.

landing gear is not down and locked

13

When the LANDING GEAR lever is moved to UP, _______________.

the landing gear retracts

14

When the LANDING GEAR lever is moved to DN, hydraulic system ___ pressure is used to release the uplocks. The landing gear extends by _______________.

A; hydraulic pressure, gravity, and air loads

15

The landing gear is down and locked _________ green landing gear indicator light(s) (center panel and/or overhead panel) for each gear is/are illuminated.

as long as one

16

The landing gear transfer unit allows hydraulic system B to supply the volume of hydraulic fluid required to raise the landing gear at the normal rate when airborne, LANDING GEAR lever is positioned UP, either main landing gear is not up and locked and ________________.

No. 1 engine RPM drops below a limit value

17

Opening the Manual Extension Access Door _________ landing gear retraction.

disables

18

Manual landing gear extension is possible with the landing gear lever ____________.

in any position

19

Manual gear releases on the flight deck are used to_________ that allow the gear to_________ to the down and locked position.

release uplocks; free-fall

20

The nose wheel steering wheel _________________ rudder pedal steering.

overrides

21

Nose wheel steering is available _____________________.

when the nose gear is in the down position and compressed by the weight of the airplane

22

Pushing the rudder pedal allows for nose wheel turning up to ______in either direction.

7 degrees

23

________ allows the aircraft to push back or be towed without depressurizing system A.

A lockout pin

24

Placing the Nose Wheel Steering Switch to ALT, allows ____________ to provide power for nose wheel steering.

hydraulic system B

25

If normal and alternate brake system pressure is lost, trapped hydraulic pressure in the brake accumulator can still provide ____________ or parking brake application.

several braking applications

26

Skid, locked wheel, touchdown, and hydroplane protection is available ____________.

with the normal and alternate braking system

27

If hydraulic system B is low or fails, _____________automatically supplies pressure to the alternate brake system

hydraulic system A

28

The parking brake can be set with _________.

A or B hydraulic system, or the accumulator if A and B are not pressurized

29

Normal hydraulic brake pressure as indicated on the brake accumulator _________.

3000 psi

30

Anti-skid protection is provided in the _______________.

normal and alternate brake systems