Stick to phone conversations and make them troubleshoot that way and not email.
Be on a portable phone so you can make changes as soon as they suggest them. Point is keep them on the line to keep them on your issue.
From your description is sounds like you have a TRT 160 , but clarify please if you have a TRT160 or TR160
Also, parameters are stored in the machine and not the rotary. Douible check that the correct rotary is selected in settings and make surre the rotary cables are not reversed.