I would like to see an explanation for this behaviour. After the power-up test, the autopilot should be ready for use, not messing about doing other things. What plane is this?
It's a PA28-181 Archer III. Just to clarify, the text was taken from the actual Bendix/KingŪ User Manual, not a guide written by the club.
There's a copy of it online
HERE (page 8)