Flight Controls Flashcards
Primary flight controls
Secondary FC
Ailerons
Elevator
Rudder
THS trim Hor Stab
Flaps
Slat
Flight control laws are preset from the factory
Flight envelope protection is also provided; max and min speeds, bank angle, pitch, are automatically limited
Flight controls can be monitored in multiple places
PFD
ECAM E/WD AND SD
7 flight control computers
2 ELAC (elevator aileron)
3 SEC (Spoiler Elevator)
2 FAC (Flight Augmentation) Rudder
If ELAC 1 fails will ELAC 2 takeover automatically?
Yes
In electrical emergency configuration what remains operative
1 ELAC
1 SEC
1 FAC
If all 3 SECs fail then you loose 3 things
No speed brake and spoiler panels
No backup pitch control
Flight control laws go from Normal to Alternate
If both FACs are inop then what happens
Rudder control is now mechanical
Loose rudder trim, YD, Rudder Limiting
Both AP inop
Flight Control laws degrade to Alternate laws
Side stick priority logic?
Hold button until?
Push and hold red button you have control and it will deactivate opposite side inputs
Green Captain light on glare shield goes out or after 40 sec whichever happens 1st.
Side stick can disengage AP if
Enough force is applied.
THS IS MOVED BY A
Jackscrew
Bracket over spoilers on F/CTL page mean
Assist in roll control
Rudder has all 3______going to it.
Hyd systems
Yaw damping is automatic
With AP off you can trim the rudder.
Speed brakes are 2-4 spoilers and are depicted by a bracket on the F/CTL page
A320 Speed brakes will only extend to _______ with AP on. If AP is turned off then they will
Extend to _______
A319 and A321 will extend to handle position regardless of AP on or off.
1/2
Where ever the handle is selected.