Originally Posted by Schnowzer
WGU,
The speedbrake issue has nothing to do with Green Dot. If you leave the speedbrake out in many configurations it is possible to force the aircraft into Vls without turning at all. You have just removed lift from the wing so the min speed has increased. I think that argument is a red herring, we often have to modulate the amount of speedbrake selected to keep above Vls.
Exactly my words. It has nothing to do with it but it helps as a guide line.
My main point was you increase drag when extending flaps as well as when going below Greed Dot. So there is no NEED to go below GD.
Just some thoughts of an FO that does not ask if he may use the speed breakes
