[s-cars] Coolant expansion tank connection

[Sean Douglas]

Alan:

I echo what Chris says, but I recommend getting a OEM tank from a dealer,
not aftermarket. The aftermarket ones will leak in short order, in my
experience.

You may pay about $20 more, but worth the piece of mind.

Cheers,

Sean

 

> -----Original Message-----
> From: s-car-list-bounces at audifans.com 
> [mailto:s-car-list-bounces at audifans.com] On Behalf Of chris chambers
> Sent: January 8, 2008 10:46 AM
> To: Alan Page; s-car list
> Subject: Re: [s-cars] Coolant expansion tank connection
> 
> Alan,
> 
> Welcome to the S-car list!
> 
> The tank is plastic and the "nipple" is the steel insert you 
> see with plastic around it. 
> 
> This is a common problem, and there is no "fix"...btdt, 
> simply replacement of the tank.
> 
> I'd call http://www.germanautoparts.com/ at 1-877-443-7626, 
> they normally have good prices.
> 
> I am sure others will recommend other good sources for this part.
> 
> HTH
> Chris
> 
> --- Alan Page <alan at flaminglogos.com> wrote:
> 
> > Hello all,
> > 
> > I'm new to the S-car list and have a problem with my 
> cooling system on 
> > my '94 S4.
> > 
> > I've had a slow leak for a couple of months, and after a long, hot 
> > drive I found the problem: The hose going to the top of the coolant 
> > expansion tank was leaking  steam, and if I moved it back 
> and forth I
> >  
> > could get more or less leakage. I thought that the hose 
> clamp was just 
> > loose, but I couldn't tighten it because it's one of the 
> crimped ones.
> > 
> > When I took off the clamp and the hose, there was a bunch of grit 
> > (broken plastic) in the hose and the end of the nipple is missing on
> > 
> > the tank. See a photo of it here:  
> > http://www.flaminglogos.com/_share/expansion_tank01.jpg
> > 
> > Is the nipple supposed to have a thicker bit at the end to form a 
> > tight seal when clamped? Is there any way to get a good seal with a 
> > connector that looks like this, or should I just get a new expansion
> > 
> > tank?
> > 
> > Thanks,
> > Alan
> > 
> > alan page
> > flaming logos design
> > 203-364-7856
> > alan at flaminglogos.com
> > '90 80
> > '94 S4
> > 
> > 
> > 
> > 
> > 
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> > 
> 
> 
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> 
> 
> 
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