737 Systems: Automatic Flight Flashcards
From left to right, what are the three FMA mode annunciations?
Autothrottle, Roll, Pitch
How is independent F/D operation indicated on the MCP?
By illumination of both MA (respective Master) lights
Except for when APP is engaged, what will selecting the non-operating AP do?
Engages the second AP and disengages the first
What does an amber CWS R or CWS P on the FMA mean?
-CWS R: Control Wheel Steering Roll
-CWS P: Control Wheel Steering Pitch
What causes the AP to disengage?
-Pushing an illuminated A/P ENGAGE Switch
-Loss of associated hydraulic system pressure
-Control wheel disconnect switch
-Control Wheel Trim Switch use
-Manualling overriding the Control Wheel
What does the STAB OUT OF TRIM (amber) light indicate?
Only with A/P engaged and A/P is not trimming the stabilizer properly
What system normally proves N1 limit values for the Autothrottle system?
FMCs
Which FMA annunciation indicates that power has been removed from the Autothrottle servos?
THR HOLD
What mode with the A/T be in during a V/S descent?
SPD Mode
What pitch mode will the FMA annunciator in LVL CHG?
MCP SPD
The bank angle selector set maximum bank angle for AFDS operation in which roll modes?
HDG SEL or VOR modes
What happens when deviating by 200ft or more from a target altitude?
A Deviation Alert:
-Momentary tone
-Altitude box flashes amber
After selecting TO/GA, what pitch attitude will the AFDS initially command on a two engine go-around? Single Engine GA?
Two engine: 15 degrees
One engine: 13 degrees
On a GA with A/T armed, what will one push of the TO/GA switch command? Two?
One push:
-Advances thrust toward the REDUCED GA N1 to produce 1000-2000fpm (FMA: GA)
-A/P disengages
-Roll goes to Ground Track
-Pitch goes to 15 degrees until reaching rate of climb, then target flap speed
-IAS/MACH screens go blank
Second push:
-A/T advances to the FULL GA N1 limit
