Autoflight Flashcards
Go around mode pitch ?
10 degree pitch up
*** now 8°
( independent FD ops)
AFCS provides integration of?
Autopilots and FDs.
Consists of: FCC 1/2
AUTOPILOT
YD 1/2
asstd servos and actuators
The FCCs provide?
Flight guidance info to AUTOPILOT
Steering commands for FD
What provides integration of the various avionics systems??
IAPS
integrated avionics processing system
Where are the FCCs mounted?
FCCs are mounted inside the IAPS
FDs provide guidance on the?
ADI
Attitude director indicator
FD may commad excursions bynd vmo
In which vert modes?
Pitch
VS
TO Mode (lateral)
Same as lateral go around mode
Heading hold ( 5 degree bank limit)
Takeoff Vertical mode
- 5 or 15 pitch up command
* * new.. Variable pitch up
SE 10 degrees
GA mode?
10 degrees pitch up
***now 8 degrees 4-30
When are both flight directors Active?
Take off
Approach
Go around
How many flight directors are normally active?
One
Vertical and lateral modes flash for how long when capturing?
Five seconds
If the auto pilot is on and you push the on side FD push button?
No affect
If the auto pilot is on and you push the offside FD button?
Will remove only the offside FD
SYNC Message will remain for how long
Three seconds or until the switch is released
How many lateral modes
Eight
Take off mode lateral?
Heading hold within 5° of bank
Selecting back course clears?
TURB
Half bank
Heading modes
Roll mode?
Heading hold unless beyond 5° of bank
Lateral Go around mode?
Heading hold within 5°
How many vertical modes?
10
How is vertical takeoff mode selected?
Toga on the ground
Go around mode vertical?
8° pitch up
Over speed protection occurs in what two modes?
VS
Pitch
Overspeed protection reverts automatically to what mode?
IAS/mach mode
What happens in overspeed protection?
 Speed bug syncs to VMO -5
Aircraft slowly pitches up
And decelerates
Overspeed condition in ALTS/ALT mode?
Overspeed clacker
What is required to engage the auto pilot?
Both FCC‘s One stab engaged One YD engaged Both IRS/AHRS No significant instability
4–34
How can the auto pilot be manually disengaged?
Pressing either AP/SP button Activating stab switch AP ENG button on FCP AP DISC BAR on FCP TOGA YD DISC
How does the auto pilot automatically disengage?
Failure of the YD system
Failure of Fcc one or two
Unusual attitude
Stall warning
Windshear warning conditions
