Primary Flight Controls Flashcards
Each aileron is hydraulically actuated by two electrically controlled Power Control Units(PCUs). Which hydraulic systems actuate each inboard, and outboard, ailerons?
Outboard: Hyd sys 2
Inboard: Hyd sys 3
Which part of the aileron is active in AFCU mode?
Inboard only
What displays on FLT CTRL synoptic page when in AFCU Direct Mode for either aileron, elevator, or rudder?
Aileron: ROLL DEGRADED
Elevator: PITCH DEGRADED
Rudder: YAW DEGRADED
The aileron trim switch is either uninhibited or inhibited in FBW normal mode?
Inhibited
Each elevator is hydraulically actuated by two electrically controlled PCUs. Which hydraulic systems supply the left, and the right, elevator PCUs respectively?
Left elevator PCUs: Hyd sys’ 1 & 3
Right elevator PCUs: Hyd sys’ 2 & 3
Which part of the elevator is active in AFCU mode?
Inboard
The rudder is hydraulically actuated by three electrically controlled PCUs. Which hydraulic systems supply the PCUs?
All three
In AFCU Direct mode which PCU is active?
Lower
Which trim axis is not automatically controlled by FBW Normal Mode?
Rudder trim
What does DUAL INPUT mean?
Simultaneous operation of both sidesticks.
True or False
Roll assist from MFS is available in AFCU Direct Mode
False
*As control laws degrade less control surface become available for use.
True or False
Spoilers are not available in AFCU Direct mode?
True
