No motor? Fascinating! Yes, please, I would like to see your additional photos of the servo interior. Thanks! Dave --- Peter Engel <peter.engel@xxxxxxxxxxx> wrote: > Date: Thu, 1 Jul 2004 14:14:02 -0700 (PDT) > From: David Duricy <desotobravo@xxxxxxxxx> > Dave, > > If the 68 Autotemp system is like the 70 (and I > think it is) there is no > motor inside the servo box. > > There's simply a big vacuum servo and it operates > sets of contacts. > There's also a vacuum modulator to control vacuum > level. > > I had the box apart on my 70 and took lots of pics. > I was trying to > find the cause of a continuous "farting noise" > (description courtesy of > my 12 YO daughter) and checked out the servo box. > In my cars case the > problem turned out to be the vacuum check valves > that are located under > the plenum. These fail and the system won't operate > properly. > > I've been trying to find a source for new valves but > don't want to pay > $40 for an NOS part that probably has the same > problem as my parts. And > the parts are non-returnable... > > Here's a shot of what's inside the box (300k). I > have more pics if > you're interested. > > http://www.bos-engel.com/imperial/brainguts2.jpg > > Pete in PA __________________________________ Do you Yahoo!? Yahoo! Mail - 50x more storage than other providers! http://promotions.yahoo.com/new_mail