Jeff, there are a couple of ongoing discussions about setup/configuration of this spindle.
This is specific to the VFD you have (I have it too). There are copies of the complete documentation, which is very helpful.
http://www.cnczone.com/forums/showthread.php?t=74592
This is more generic, but still worth reading -
http://www.cnczone.com/forums/showthread.php?t=68736
I think there are a couple more, but you'd have to search around for them.
Steve