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> On Thu, 2005-02-17 at 22:51, Jim Showker wrote: > > I see there is an adjustment on the pressure sensor. The guy who had my car > > had been fiddling with things for a long time trying to get things to work. > > I can see by the way the screw on the pressure sensor is bunged up that he > > has been fooling with it, too. Could someone explain to me what the > > adjustment screw does and maybe what more clockwise and more > > counterclockwise does to things? > > If only the inner screw has been adjusted, you may get it back to the correct setting with an exhaust gas analyser - adjust for about 0.5% CO. If both of the concentric screws have moved, I doubt you'll hit on the right combination for all rpm. When you say bunged up, they were supplied with epoxy sealant (later with a cap that is very hard to remove). Dave. UK VW Type 3 & 4 Club http://www.hallvw.clara.co.uk/ ------ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ List info at http://www.vwtype3.org/list | mailto:gregm@vwtype3.org ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~