Saab Repair: vacuum controled switch, vacuum hoses, saab 900

Question
I am looking for a diagram of the vacuum hoses and wiring for the heater control.  I have a '90 Saab 900, can you help??

Answer
I have no tech info on 900s, however, there may be some help here:


http://quasimotors.gar.net/default.htm

http://www.townsendimports.com/

http://www.goldwingusedsaabparts.com/

http://www.saabnet.com/

alt.autos.saab   (newsgroup) Lots of knowledgeable folks there, some quacks too

http://www.saabdepot.com/

http://www.saabs.com/

http://www.thesaabsite.com

http://www.2carpros.com/makes/saab.htm