There are some references to the automatic transmission in the CD's if you dig. I know that they give specs on vacuum and diagrams.
Good luck. If you can't find them, I'll point you there.
Also, there is not info on the internal workings.
1992 500E (very soon I hope
1981 280GE SWB
ASE CERTIFIED MASTER AUTO TECHNICIAN
SERVICE MANAGER FOR 14 BAY FACILITY
MERCEDES SPECIALIST 8 YRS
PARTNER IN MERCEDESSHOP.COM