Flight Controls Flashcards
Q1: Which component positions the flight control surfaces through the hydraulic actuators in the FBW system?
A: The REUs
Q2: When does the HSTAB trim the aircraft like a conventional aircraft?
A: In Direct mode
Q3: When is aileron trim available?
A: In Direct mode
Q4: What will happen if the pilot were to hold the trim switch for an extended period?
A: If held longer than 3 seconds, 2 beeps will be heard and the FBW system will cut out the trim command.
Q5: In normal mode when will the pilot be able to trim for a specific HSTAB position?
A: On the ground only
Q6: During flight in Normal mode what is the pilot trimming for?
A: Trimming for a specific speed as indicated by the trim speed bug
Q7: How many degrees of bank angle can be commanded in Normal Mode?
A: 80°
Q8: When will the aircraft automatically input nose down elevator on the ground
for takeoff?
A: When thrust lever angle (TLA) is above 24° until 90 Knots
Q9: How would you lock out the other pilot’s sidestick?
A: Temporally lockout by pressing and holding the AP disconnect red button on the side stick, or fully lockout by pressing sidestick priority switch light on your side.
Q10 How many PFCCs are in control of the aircraft at any given time? How many are needed to remain in “Normal Mode”?
A: One
B: One
Q11: How many IRS’ and ADSPs are required for Normal Mode?
A: A minimum of 1 IRS and 2 ADSPs are required for Normal Mode
Q12: In PFCC DIRECT what is not available?
A: Normal Envelope Protection and Autopilot
Q13: How would you know if you are in REU DIRECT mode?
A: An Amber FLT CTRL DIRECT EICAS, Amber DIRECT message and a red FD flag on the PFDs.
PFCC1, PFCC2 & PFCC3 FAIL Advisory, AT FAIL advisory messages
Q14: What would signify that the aircraft is in AFCU DIRECT mode?
A: A FLT CTRL DIRECT EICAS, red DIRECT message on the PFDs will display
Q15: What flight controls are available in AFCU DIRECT?
A: Elevators, Ailerons, Rudder and the HSTAB
