Q400 Memory Actions Flight Controls

Question 1

Rudder Trim Actuator Runaway

Answer 1

Rudder trim - Opposite to runaway

Question 2

Rudder Jam

Answer 2

Apply normal push force on affected rudder panel

Rudder pedal moves as required
Yes: Reduce push force on affected rudder pedal and allow rudder to center.

No: Rudder pedal does not respond to normal push force (rudder remains jammed or rudder jam reoccurs). > Use roll control as required for directional control.

Question 3

Roll Control Jam

Answer 3

Autopilot: Disengage
Roll disconnect handle: Pull and turn 90 deg
Control columns: Both pilots attempt roll control

Pilot with free control wheel will fly the aircraft.

Question 4

Rudder Actuator Malfunction

Answer 4

Illuminated RUD switchlight: Push off

Question 5

Roll Control Malfunction

Answer 5

Roll control: Apply to hold wings level
Continuous illumination of SPLR 1 or SPLR 2 PUSH OFF swichtlights
Yes: Illuminated SPLR switchlight > Push off
No: Power apply, Airspeed increase

Question 6

Aileron Trim Runaway

Answer 6

Airspeed: Reduce
Aileron trim: Opposite to runaway

Question 7

Elevator Jam

Answer 7

Autopilot: Disengage
Flap & airspeed: Maintain at time of jam
Control columns: both pilots try to overcome jam
If unable to overcome jam:
Control column force: Relax
Pitch disc handle: Pull and turn 90 deg
Control columns: both pilots attempt pitch control

Pilot with free control will fly the aircraft.

Max airspeed 170 kts or speed at which jam occurred, whichever is greater.

Question 8

Elevator Trim Runaway

Answer 8

Elevator trim shut off: Push off