Systems LANDING GEAR

Question 1

Landing Gear actuation is powered by

Answer 1

Hydraulic System No 1
FCOM 1 14-02-1

Question 2

The Aircraft brakes and Park Brake are _____ powered

Answer 2

Electrically
FCOM 1 14-04-1

Question 3

What are the max turn angles available by the steering tiller and rudder pedals below 45 kts

Answer 3

Tiller < 30 kts 80 deg
> 30 kts < 100 kts 80 deg to 6.4 deg at 67 kts to 4 deg at 100 kts
Rudder pedals < 45 kts 8 deg
> 45 kts to 100kts linear to 4 deg
FCOM 1 14-03-2

Question 4

What occurs when the guarded ALTN GEAR is selected DN

Answer 4

DC ESS 3 powers Electric Motor Actuators EMA to release uplock hooks to allow freefall gear extension
ALTN GEAR DN on EICAS
FCOM 1 14-02-9

Question 5

When does the autobrake function activate for a RTO and at what level of braking

Answer 5

> 60 kts Throttles IDLE
Maximum Braking
FCOM 1 14-04-16