Just purchase.Read the manual etc, my question is how do the flight director bars engage? I only seem to able to get them to work when the A/P is on . When I push the H/S Alt/H etc  without A/P they just flash.

Cheers

Here is the solution that was just posted for v2.3

http://www.avsim.com/topic/482622-lear-alt-hold-issue/page-4