Landing Gear and Brakes

Question 1

Tiller Degrees, 1st 60 & 2nd 60

Answer 1

1. 6
2. 54

Question 2

What system controls the NWS?

Answer 2

BSCU

Question 3

How is the landing gear locked down?

Answer 3

Integral Lock and Hydraulic Pressure

Question 4

How is landing gear locked up and released down?

Answer 4

Mechanically locked up and hydraulically unlocked.

Question 5

How many WOWs switches are there?

Answer 5

2 per wheel, total of 6

Question 6

What do the WOW switches send data to?

Answer 6

MAU’s
Modular Avionics Units

Question 7

What system applies brakes to the wheels as landing gear is retracted?

Answer 7

BSCU

Question 8

Which hydraulic system does the Emergency Gear Extension use?

Answer 8

HYD 1

Question 9

What does the Freefall Gear Extension do?

Answer 9

Actuates valves to release hydraulic pressure allowing them to freefall.

Question 10

If both BSCU’s (BSCU 1 and BSCU 2) fail, how can you stop the airplane?

Answer 10

Parking Brake

Question 11

If all hydraulic pressure is lost, emergency braking is still available due to?

Answer 11

Dedicated Accumulator

Question 12

When does automatic airbrake extension happen?

Answer 12

Rejected Takeoff
Landing