Landing Gear

Question 1

Describe the OFF position of the Landing Gear lever

Answer 1

Landing gear hydraulic system is depressurized

Question 2

How many degrees do the nose wheel move with tiller vs rudder pedals?

Answer 2

70 degrees Tiller vs 7 degrees Rudder Pedals

Question 3

Brake Source amber light indicates

Answer 3

Active brake hydraulic sources (4, 1 & 2) have low pressure

Question 4

What does a white crosshatched expanded gear position indication mean?

Answer 4

Related landing gear is in transit

Question 5

What conditions must be satisfied to allow landing gear lever lock to release?

Answer 5

Main gear must be tilted
Body gear must be centered

Question 6

What value on brake temperature monitoring system cause BRAKE TEMP EICAS?

Answer 6

5 or more

Question 7

How does landing gear alternate extension work?

Answer 7

Press Alternate Gear Extension:
-Gear uplocks and doors electronically released
-Gear free falls
-Gravity and air loads extend the gear
-Springs pull down locks into locked position

Question 8

Why pressurize Hydraulic System 4 first?

Answer 8

When parking brake is set and then released, brake hydraulic return lines dump in to system 4. Prevents transfer of hydraulic fluid from system 1 or 2 in to system 4.

Question 9

What does EICAS LIMITER indicate?

Answer 9

-Brake torque limiter failed on more than one wheel/truck
-Park brake released and park brake valve not fully open
-Brake system control unit power loss occurs