Originally Posted by
Chesty Morgan
Have you ever flown a 737?
The trim wheel moves by itself all the time. When is it supposed to and when isn't it?
It's supposed to when the autopilot is on and after takeoff when the autopilot is off and the flaps are not up.
When you are reading erratic indications on your instruments and it is consistantly trimming down, switch it off, you might save some lives.