Date: Sat, 05 Jun 2004 08:01:40 GMT From: "Stevie_mac" <no.emailnospamse.com> Subject: Re: saab 9000 se Cooling Fan only runs Hi Speed
no worries. but still, do you know where I can get schematics (do you have schematics you'd be willing to scan & email / post?) "Johannes H Andersen" <johsnospamfitter_spam_gets_fried_don't_tryit.com> wrote in message news:Rj7wc.214$Ol6.125nospamfe2-win... > > > Johannes H Andersen wrote: > > > > Stevie_mac wrote: > > > > > > Any one know where I can a schematic to help me suss out a problem with a Saab 9000. > > > > > > I have replaced the 3-wire radiator fan switch but still no Low Speed operation. > > > > > > If I short the blue wire on the Fan Switch to ground, the fan runs low speed as expected. Could this be a dodgy fan > > > switch? > > > > Yep that one I know, age old problem - mine as well...twice... > > > > You can either buy & fit a new resistor pack part ~£50 or try to repair > > it. This time I'll repair it, the resistors in the pack looks fine, so I > > think it's the high current diode in the pack. Somewhat tricky to repair > > since it's a hot component, so soldering may not be appropriate. > > > > Other makes of cars suffer the same problem, the resistors in the > > resistor pack are of insufficient wattage and must therefore be > > cooled in the blower housing. > > Oops, I should read posts before answering...
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