Peter Duniho wrote:

Are you relying on the part of that manual that you quoted elsewhere?

No. In a spin, at least one wing is at least partially stalled. According to
Jepp, this "results in a loss of lift in the area of the wing where it is taking
place."

George Patterson
Give a person a fish and you feed him for a day; teach a person to
use the Internet and he won't bother you for weeks.