Originally Posted by
crosscutter
Book says to leave autopilot in...unless speed, altitude or attitude deviations dictate otherwise.
VS mode would make no difference. In level flight thrust controls speed in both VS and other level flight autopilot modes.
Interesting.
Isn't that what I want? THR commanding 280kts or M.82 (SPD INT, of course), or whatever that second line says (I never read it anyway), and the auto flight system commanding a pitch, rather than an altitude.