I am on Cloud Nine since installing an OEM insert into my W123 300TD
monovalve assembly. I get HEAT now on the COLDEST days. no matter HOW FAST
I am driving.
On Wed, Feb 14, 2018 at 11:15 AM, Fred Moir via Mercedes <
> Except for two (genuine MB) diaphragm changes mine still works to spec.
> (1985 300TD)
> Fred Moir.
> Lynn MA.
> Diesel preferred.
> From: Mercedes <mercedes-boun...@okiebenz.com> on behalf of Jaime
> Kopchinski via Mercedes <firstname.lastname@example.org>
> Sent: 14 February 2018 10:31
> To: Mercedes Discussion List
> Cc: Jaime Kopchinski
> Subject: Re: [MBZ] W123 Monovalve final solution - make it vacuum
> Another fix for something that isn’t broken.
> If you use a genuine MB monovalve insert, they work just find. In fact,
> the climate control works exceptionally well when repaired correctly. That
> is, it requires no adjustment at all by the user.
> I haven’t touched mine in weeks or months, except for pressing defrost a
> few times.
> It’s a shame these kits are installed when the effort would be better
> spendt on just making it work as designed. The cars have run for 30-40
> years with the original design, why change it now?
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