SYSTEM

Question 1

Antskid protection

Answer 1

Both brake systems

Question 2

Auto Brake system available?

Answer 2

only normal brakes

Question 3

LG level movement?

Answer 3

Ground - lock prevents level moving - LOCK OVRD bypass lock.
Flight - air/ground system opens lock

Question 4

Gear up help n place?

Answer 4

Main - mechanical uplock
Nose - overcenter lock

Question 5

HYD PRESS removed from LG system ?

Answer 5

PSEU 10s after up and lock

Question 6

Spinning tire with loose thread?

Answer 6

stop retraction
free falls back
impact fitting wheel well ring opening.

Question 7

LG extension?

Answer 7

release uplocks
HYD PRESS/gravity / air loads
overcenter mechanical locks hold gear in full extension.

Question 8

NW steering available when?

Answer 8

Ng down and compressed

Question 9

Leak LGTU downstream?

Answer 9

result in loss HYD sys B, sensor close LGTU valve, and ALTN steering lost.

Question 10

brakes?

Answer 10

multi disc hydraulic

Question 11

Antiskid?

Answer 11

Normal B - each main gear AS
ALT B - Wheel pairs

Question 12

Type protection?

Answer 12

skid
locked wheel
touchdown
hydroplane
AS valve reduce brake press.

Question 13

Arm RTO?

Answer 13

a/c ground
antiskid and AB operational
AB to RTO setting
wheel speed <60kt
TL IDLE

Question 14

AB application begins?

Answer 14

TL idle
Main wheels spin up

Question 15

Select AB after landing?

Answer 15

before 30kts

Question 16

amount of air/grd logic sensors?

Answer 16

6

Question 17

Emergency exit doors air/grnd logic?

Answer 17

Flight
Engaged - N2 50%
3 entry/service doors close
Ground
TL below 53deg