Flight Controls Flashcards
(19 cards)
PCU stands for?
Power Control Units
Captains Yoke controls Left or Right Spoilers?
Right
Captains Yoke controls Left or Right Ailerons?
Left
First Officers Yoke controls Left or Right Spoilers?
Left
First Officers Yoke controls Left or Right Ailerons?
Right
Spoilers cannot be extended in flight below?
300ft agl
Spoilers cannot be extended above what airspeed?
Vref + 10 kts
Flight Spoilers have how many detents?
9, only 5 are shown
Stabilizer angle of Incidence varies from?
+2 to -13 degrees
How do you disconnect your stab trim?
Buttons on the pilot yoke
What aides the crew in directional control during a jammed rudder conditon?
Rudder system anti-jam/breakout mechanism
The purpose of aileron flutter dampers is:
Prevent control surface flutter when hydraulic power is lost to the PCUs
What are the flap takeoff settings?
8 and 20 degrees
The elevators, rudder, and ailerons are controlled how?
manually controlled via cables, pulleys, pushrods, and hydraulic actuated
What is the purpose of the Aileron Bungee Breakout Switch?
Provides automatic MFS control transfer to operable circuit during Aileron PCU runaway
What is the horizontal stabilizer trim rate(when activated by a pilot)?
0.5 degrees per second
A SPOILERONS ROLL caution message, accompanied by amber ROLL SEL lights on the glare shield indicates
Roll disconnect handle has been pulled, but spoileron priority has not been established
What message appears on EICAS if one channel of flap electronic control unit (FECU) fails
Status message “Flaps Halfspeed”
Each elevator is hydraulically powered by how many PCU’s?
3, for a total of 6
