Date: 24 Jul 2003 19:07:07 -0700
From: (Yaofeng)
Subject: Re: Hydraulics..Help needed fast

"Malcolm William Mason" <> wrote in message news:<0NKTa.209$>... > Saab is '92 9000S sedan You may have air pockets in your brake or clutch hydrauliic lines. Could be both. I'd bleed the clutch hydraulic first if I were you. Yaofeng > About a year ago I found myself out of town (200 miles from home) my clutch > pedal flat on the floor.we were on holiday. Not a Saab dealer in site. I had > the car towed to the nearest licensed mechanic who told me that either the > clutch master cylinder or its slave cylinder had faied and that if it were > the slave being inside the cluch housing that it was much more labor > intensive and therefore much, much more expensive. > > I rented a car, got home and a day and a half later was told that yes indeed > it was the slave. > > I authorized the repair and picked up the car three days later and became > $800US poorer. > > He told me that as a matter of course he had replace the plate and the > bearing and machined the fly wheel leading me to believe that i had about > 40k miles in which I would not have to think "clutch. About a year and 9k > miles later, I left on a straigth through trip of about 600 miles. It is all > limited access highway and I cruised non stop except once at 400 miles for > gas to the end of a toll road at about 500 miles out clutching down as I > approached the booths, my clutch pedal was on the floor. Doing some > undescribable contortions I pulled it up and surprisingly continued normally > to the end of my journey. > > Evrything went normally for about a day of "suburban driving. And the, > leaving my hosts house one morning, the clutch was or went to the floor and > no presuasion would re-establish clutching so I had it towed to a repairer > who had done wok for me several years before who could find nothing wrong > but said that my clutch hydraulic fluid was low and he filled it and sent me > on my way. I would say about four oz. (125ml) of fluid leaked overnight onto > the road infront of my hosts. Perhaps an overfill I thought. > > I drove home without further repair or incident..600 miles approx. > > I drove around town a little. One day last week I was down town--much > braking, shifting and accelerating. Shifting became difficult and, very > surprisingly, My brakes begain to lose effect and the "BRAKE FLUID" light > came on. I made it home. I parked in my drive. > > Next day thing seemed back to normal but after a short run the same effects > occurred and I made it home, just. An hour later. The clutch pedal went to > the floor and stayed there. I pulled it up and it went down with my foot and > stayed there. > > My drive is on a slope therefore the gears were under pressure and I could > not shift anything. > > I had the car towed. > > The brakes failing reminded me of an occaision about two moths ago when the > car became difficult to shift and the "BRAKE FLUID" light went on. After > sitting for about a half an hour I re-started and all was normal. > > I have learned that the Saab hydraulic system interconnects or shares fluid > with the clutch. This surprises me. (I am a mechanical engineer) but they > are better designes than I could hope to be. > > My considered opinion is that it is not a cylider or a leak. But I cannot > even conjecture what it must be. > > > Please, please someone with knowledge of the Saab's hydraulics pleasehelp so > that I will not in ignorance permit my repairer to replace the entire > hydraulic system. > > I really need help and need it ASAP. Thanks a whole lot. > > Malcolm > > > > > > > > > > > > > > Reply to: MWM1xxxxxnopsamedu Remove the four "x"s and then use the address > > The "x"s are for the spam scanners

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