[W126 Coupe] AC Problem with 1983 380SEC

[David Fatovic]

I would check the control unit itself.  Those are
known to fail for various reasons.  One of them being
bad solder joints.

David

--- Kivendren Moodliyar <kivendren at telkomsa.net>
wrote:

> When I put the Ac on the red light goes on for a
> second then nothing
> happens, I cant even get the vents in the middle to
> blow out.
> 
> Empowering Small Business Enterprises and
> strengthening our Nation 
> -----Original Message-----
> From: mbcoupes-bounces at mbcoupes.com
> [mailto:mbcoupes-bounces at mbcoupes.com]
> On Behalf Of David Fatovic
> Sent: 19 July 2006 04:04 PM
> To: Mercedes Coupes Mailing Lists
> Subject: RE: [W126 Coupe] AC Problem with 1983
> 380SEC
> 
> The Mono valve is by the secondary firewall just
> behind on the passenger side.  The top looks like a
> little square.
> 
> Do you get anything coming out of the vents when you
> turn on your AC?  Even hot air?  If you don't get
> anything out of your vents, I would guess either a
> fuse or the control unit in the dash itself is not
> sending the signal.  If you do, I would try
> replacing
> your mono-valve and checking your system for leaks.
> 
> David
> 
> --- Kivendren Moodliyar <kivendren at telkomsa.net>
> wrote:
> 
> > We also experiencing AC problems with our 380 SEC
> I
> > have no clue where to
> > start. I just know  that when I put on the AC
> > nothing happens, Compressor
> > doesn't even click on.
> > 
> >  
> > 
> > So if any  one has any idea where to start, I
> would
> > appreciate this.
> > 
> >  
> > 
> > Where is this Mono Valve, you guys are talking
> > about,?
> > 
> >  
> > 
> > Empowering Small Business Enterprises and
> > strengthening our Nation 
> > 
> >   _____  
> > 
> > From: mbcoupes-bounces at mbcoupes.com
> > [mailto:mbcoupes-bounces at mbcoupes.com]
> > On Behalf Of Tony Damar
> > Sent: 18 July 2006 06:45 PM
> > To: Mercedes Coupes Mailing Lists
> > Subject: Re: [W126 Coupe] AC Problem with 1983
> > 380SEC
> > 
> >  
> > 
> > It's not that different.  I had my guys put a mono
> > valve in my 380 and it
> > only took 10 minutes.  That 2.3 hours better
> include
> > the compressor labor as
> > well.  Even if it does, I still think that is
> high. 
> > I agree with David,
> > find another mechanic.
> > 
> > David Fatovic <coloradocroat at yahoo.com> wrote: 
> > 
> > 2.3 hours of labor!!! For a mono-valve!!! That
> takes
> > all of 10 minutes to put it in. Unless the 380 is
> > vastly different than the 500 and 560, it is right
> > on
> > top of the engine bay in the back. 4 screws hold
> > down
> > the top, once those are out, pull the unit out,
> put
> > the new one in, and put the 4 screws back. 
> > 
> > Find another mechanic too!!!! That sounds like a
> > rip.
> > 
> > David
> > 
> >   
> > 
> >   _____  
> > 
> > Groups are talking. We're listening. Check out the
> > handy
> >
>
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> > 
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> 
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