Runaway Stabilizer

Question 1

Runaway Stabilizer

Answer 1

Condition: Uncommanded stabilizer trim movement occurs continuously or in a manner not appropriate for flight conditions

Question 2

Condition: Uncommanded stabilizer trim movement occurs continuously or in a manner not appropriate for flight conditions.

Answer 2

Control column ….. Hold firmly

Question 3

Control column ….. Hold firmly

Answer 3

Autopilot (If engaged) ….. Disengage

Question 4

Autopilot (If engaged) ….. Disengage

Answer 4

Autothrottle (if engaged) ….. Disengage

Question 5

Autothrottle (if engaged) ….. Disengage

Answer 5

Control column and thrust levers ….. Control airplane pitch attitude and airspeed

Question 6

Control column and thrust levers ….. Control airplane pitch attitude and airspeed

Answer 6

Main Electric Stabilizer trim ….. Reduce control column forces

Question 7

Main Electric Stabilizer trim ….. Reduce control column forces

Answer 7

If the runaway stops after the autopilot is disengaged:
- Do not re-engage the autopilot or autothrottle.
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Question 8

If the runaway stops after the autopilot is disengaged: Do not re-engage the autopilot or autothrottle. End of checklist

Answer 8

If the runaway continues after the autopilot is disengaged:

Question 9

If the runaway continues after the autopilot is disengaged:

Answer 9

• STAB TRIM cutout switches (both) ….. CUTOUT

Question 10

• STAB TRIM CUTOUT switches (both) ….. Cutout

Answer 10

• If the runaway continues:

Question 11

• If the runaway continues:

Answer 11

– Stabilizer trim wheel ….. Grasp and hold