Diesel RVs: Re: [diesel_mercedes] Re: It is alive!

Ok, will do Nate. Thanks!

Ben near Detroit

On 9/28/2011 8:02 AM, Nate wrote:
>
>
> Ben ;
>
> Fist : CONGRATS ! .
>
> I you look up " Citric Acid Coolant Flush " you'll find my DIY How-To
> , it's prolly also in the files section of the home page .
>
> Be SURE to use ONLY distilled water , NOT tap water ! .
>
> Allow it to work , drive it so it circulates well , I'd leave the
> windows down and the defrost on high to ensure it cleans the heater
> core too as the Mercedes heater core is a sediment trap .
>
> Don't be too surprised if the mix turns dead black .
>
> Or if it needs multiple cleanings before it stays clear distilled
> water for a day or 50 miles at the very least , then it's ready for
> the final dump and coolant fill .
>
> -Nate
> Ben wrote:
> >
> > Thanks for the feedback Tom. Much appreciated. I ordered 5lbs of
> > (kosher for the holiday!) citric acid off fleabay on Sunday, hopefully
> > it will be here today or tomorrow. Going to do a full-on citric flush
> > then take it from there. Heat is hot so to your point, something is
> > clogged. And since the car overheated previous to my buying it (enough
> > to condemn the head gasket), this tells me no one did much except drive
> > it hot.
> >
> > Followed the FSM when putting all the parts back together so while
> > there's always room for error, I'm pretty sure I did it right. The head
> > was totally redone by a machine shop so that's clean. Must be
> > block/heater core related. I sent the radiator to the shop to get
> > inspected and cleaned so I assume they did what I paid them to do. At
> > the very least, once I do the citric it will clean it out.
> >
> > Nothing is leaking although I do smell a faint smell of coolant inside
> > the car on occasion. Wonder if the heater core is bad? Usual tell-tale
> > wet carpet on the passenger side is not there. I checked the thermostat
> > in a pot of boiling water on the stove and it did open. Someone had
> > mentioned using a 75C thermostat off a W107. Might do that also but
> > after the citric.
> >
> > I'll report back. Anyone who has done the citric before, love to have
> > some blow-by-blow.
> >
> > Thanks!
> >
> > Ben near Detroit
> >
> > I'll do the citric and
> >
> >
> >
> >
>
>