Originally Posted by
Tomaski
I believe these are pre-737NG drawings, possibly from a 737 classic. To the best of my knowledge, the 737NG and MAX have only one stab trim motor that runs at multiple speeds, and not the two motors shown in the drawing. The clutch mechanism could be similar, but that is beyond my level of expertise.
You are correct sir. On the NG - One motor, and two circuits. One for main electric trim and the other for the autopilot trim.
The glaring difference between the operation of the MAX Stab Trim Cutout and the NG was discussed previously. I think ?