Flight Controls

Question 1

Which primary flight controls are hydraulic?

Answer 1

Elevators
Rudder
Roll Spoilers(MFS)

Question 2

In a R and L hydraulic failure condition, how are the elevators and rudder operated?

Answer 2

Elevator - Manual Reversion(cables)through PCU’s

Rudder – Lower rudder PCU via the Aux Hydraulic system (pump)

Question 3

Is the yaw damper active on the ground?

Answer 3

Yes, ON until 60 knots where it is disabled, then re-enabled with weight off wheels.

Question 4

Is there a trim tab on the rudder?

Answer 4

No

the rudder surface is deflected directly

Question 5

Ground spoilers are available when?
5

Answer 5

Switch is Arm, 
TL’s idle
2 of 3 : WOW
Radar altimeter less than 7ft
Wheel speed is above 16 knots

Question 6

The stick pusher can be disabled 3 ways?
(3)

Answer 6

MSW
Stall Push off
CB1 #B-12

Question 7

Maximum altitude with the YD off?

Answer 7

31000 ft

Question 8

How do you turn off the roll spoilers?

Answer 8

By selecting the Roll Spoilers PBA to the OFF position.

As directed by the checklist for a Roll Control Jam on the Captains side.

Question 9

When the roll disconnect is activated who controls the roll spoilers and who controls the ailerons?

Answer 9

Pilot controls the roll spoilers.

Co-pilot controls the ailerons.

Question 10

The gust lock secures which controls?

Answer 10

Ailerons and Thrust Levers

PCU’s trap pressure for elevator and rudder dampening for approximately 12 hrs after hyd pressure is removed

Question 11

What flight controls have trim tabs?

Answer 11

Aileron - left side only

Question 12

What systems use primary trim?
(3)

Answer 12

Autopilot
Configuration trim
Mach trim

Question 13

How does primary trim differ from secondary trim?

Answer 13

Primary trim is variable speed according to configuration/IAS

Secondary trim constant .2°/ sec.

Question 14

What is the purpose of the rudder travel limiter?

Answer 14

Restricts rudder movement as speed increases to avoid empennage damage or rudder failure