Date: Sun, 19 Jan 2003 10:37:22 +0000 (UTC) From: "Big Disk" <ollisbrownnopsamternet.com> Subject: Re: Heater problem
Had the same problem in my 9000. It is the switch unit. It contains the rheostat and that fails except in position 4 which is not through the rheostat. Get the switch replaced. "Captain Freedom" <data61aS_P_A_Mnopsamcape.net> wrote in message news:3E288A63.3020907nopsamcape.net... > Sounds like the resister fuse has blown. Suspect a worn > blower motor as a likely cause of the fuse going. Not sure > on where the resister is on this unit. Do have experience > changing blower motor on 9000 though. Best left to someone > with some experience in changing these or very good > directions. > > Resister is in circuit to regulate the fan speeds 1,2, and 3. > No resister needed for high speed. That is why you have the > condition you have. If motor is going bad the resistance > value goes up/draws more current and takes out the fuse. > > John > > Doug wrote: > > I just bought my first Saab, a 93' 9000 cds and have noticed a problem > > with the heating. It only seems to work when the fan switch is in > > position 4. Obviously it would be nice to have more of a choice than > > no heating at all or blast furnace! Rather worringly I also noticed a > > para in the handbook which states that position 4 should NOT be used > > to heat the cabin and is only for maximum cooling in very hot weather. > > > > I would be grateful for any pointers in rectifing this problem and > > likely costs involved. > > > > PS Also noticed heating for drivers seat not working but passenger > > seat fine. > > Other than having my better half dring during extreme cold weather > > is this likely to be a simple/cheap repair? > > > > Regards > > > > Doug >
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