Date: 5 Feb 2002 16:37:01 -0800
From: (Bryan)
Subject: Re: ventilation fan speed (inbetween settings)

danny <> wrote in message news:<>... > Bryan wrote: > > > I have a 9000cs 93 model with standard aircon (not climate control). > > What frustrates me is fan settings 1 & 2 are quite low (fine in winter > > but useless in Summer), while switching to setting 3 gives adequate > > summer ventilation but hurricane-like noise. Essentially the fan > > speed gap between setings 2 & 3 is too large. Does anyone know if it > > is possible to either crank up setting 2, or reduce setting 3 so that > > an acceptable level of airflow can be achieved without all the noise? > > I expect that it is just rheostat that the dial operates. Has anyone > > tried this or does anyone know how to remove the fan speed dial to see > > what's behind? > > thanks > > Bryan > > My 1990/91 9000CD has a four speed fan, not sure how it differs from yours > (mine has aircon, no climate control). There isn't a rheostat - in the > bulkhead (easily accessed from the engine bay under the plastic tray) is > the fan motor with a plug in unit that contains resistance wires for each > speed (no resistance for top speed), together with the thermal fuse. It > would be possible to change the length of a resistance wire and thus alter > the fan speed, if you could work out how much to chop off! For your > convenience I've added a page to my site below ( - > follow the Saab 9000 link for pictures of the resistor pack location. > This may not apply to your vehicle as some 9000's have the fan control in > an awkward location (in the dash, I believe?). Thanks Danny, Mine also has 4 speeds. It looks easier than I anticipated. I can just buy / make extra resistance wires and replace with the existing number 2 & 3 resistors till I get a better combination. Thanks again Bryan

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