John quite clearly asked how often he should drain and flush the cooling
system. He hasn't changed it for 14 years!

"We need facts, not opinions.   I know that some of you repair vanagons
for a living.  How often should I drain and flush the cooling system on
my Vanagon;  The last time my Vanagon saw new coolant was August 2003
What would you do if you were servicing my Vanagon?"

On Tue, Apr 4, 2017 at 9:34 PM, OlRivrRat <OlRivrRat@comcast.net> wrote:

>         This Thread is about "Anti-Freeze opinions" > What Coolant To Use
> ~ Not Change Intervals ~
>
> The Orig' Poster > Michael Magnani ~ Asked this  >
>
> "I'm wondering what Vanagon owners think about the name-brand pre-mixed
> 50/50 antifreeze sold at the local auto parts stores.
> I've been using it in my TDI VW's without any problems for many years.
> Thanks,"
>
>         Not Far into the discussion the product Water Wetter was suggested
> & That Link Should Lead Directly to
>
> VANAGON archives – July 2016, week 3 Topic #12 Coolant Mystery positive
> update - WATER WETTER
>
> & the Posts that were related to that Thread ~
>
>
> On 4 Apr , 2017, at 10:13 PM, bernie wrote:
>
> > I'm with you there I didn't see it either.
> >
> > Bernie
> >
> > On Tue, Apr 4, 2017 at 8:45 PM, Stephen Engel <sengel543@yahoo.com>
> wrote:
> >
> >> That link provided me with more than 200 messages. I read the ones with
> >> coolant related subject titles. I guess I missed some thing, what's
> Dennis'
> >> recommended coolant change interval?
> >> Hopefully the new Vanagon.com/archives will have a better search
> feature?
> >>
> >>    On Tuesday, April 4, 2017 10:57 PM, OlRivrRat <OlRivrRat@COMCAST.NET
> >
> >> wrote:
> >>
> >>
> >>                 @ JeffP
> >>
> >>        A "Dennis" response is in the Archives from Just 7Mos ago ~
> >>
> >> http://gerry.vanagon.com/cgi-bin/wa.exe?A1=ind1607c&L=vanagon#12
> >>
> >>
> >> On 4 Apr , 2017, at 5:19 PM, Jeff Palmer wrote:
> >>
> >>> I'm waiting to hear from Dennis. I think he's still on his original
> >> heads.
> >>>
> >>> Jeff
> >>> Not original heads
> >>>
> >>> Sent from my iPhone
> >>>
> >>>> On Apr 4, 2017, at 6:15 PM, bernie <1234bjs@GMAIL.COM> wrote:
> >>>>
> >>>> *From Go Westy*
> >>>>
> >>>> *Two year service (regardless of mileage):*
> >>>> Cooling system flush
> >>>> -Phosphate-free coolant, any brand, any color
> >>>> -Distilled water - must be distilled
> >>>> Brake fluid flush
> >>>> Clutch fluid flush (manual trans only)
> >>>>
> >>>> On Tue, Apr 4, 2017 at 2:47 PM, John Lauterbach <
> >> john@jhl.mgacoxmail.com>
> >>>> wrote:
> >>>>
> >>>>> We need facts, not opinions.  I know that some of you reapir vanagon
> >>>>> for a living.  How often should I drain and flush the cooling system
> on
> >>>>> my Vanagon;  The last time my Vanagon saw new coolant was August 2003
> >>>>> What would you do if you were servicing my Vanagon?
> >>>>>
> >>>>> John
> >>>>>
> >>>>>
> >>>>>
> >>>>> On Mon, Apr 3, 2017 at 2:23 PM, OlRivrRat wrote:
> >>>>>
> >>>>> On 2 Apr , 2017, at 11:35 PM, Gene P wrote:
> >>>>>>
> >>>>>> If your cooling system is operating properly, you could be running
> >>>>>>> apple juice or skim milk in it and the running temperature will be
> >>>>>>> determined by which thermostat is installed.  Exotic fluids do not
> >>>>>>> change the setting of a thermostat.
> >>>>>>>
> >>>>>>
> >>>>>>     Valid Point > To a Point ~ Let's consider this ~ If WW is able
> >>>>>> to create a Condition that Improves Heat Transfer From Eng' Metal to
> >>>>>> Coolant & Coolant to
> >>>>>>
> >>>>>> Radiator Metal & Coolant to Thermostat then the Thermostat Could
> >>>>>> Conceivably Sense Heat Changes More Quickly & Therefore Respond More
> >>>>>> Quickly to those
> >>>>>>
> >>>>>> Temp' Changes ~
> >>>>>>
> >>>>>>     But ~ Also To Be Considered > Since Our Temp'Gauges &
> >>>>>> Temp'Sensors Only Supply Us with the Temp' of the Coolant, We can
> Only
> >>>>>> Assume that We
> >>>>>>
> >>>>>> know the Actual Temp' of the Eng' ~ Since We Don't have PistonTop or
> >>>>>> Cylinder or Head Temp' Sensors, We just have to have Faith that the
> >>>>>> Coolant is able
> >>>>>>
> >>>>>> to give Us & The ECU accurate info with which We & The ECU can
> develop
> >>>>>> an Educated Guess as to the Actual Temp' Conditions present within
> the
> >>>>>> Eng' ~
> >>>>>>     Let's Surmise ~ If WW Actually Lowers Heat Transfer, thereby
> >>>>>> Leaving The Heat in the Eng'Metal & also Being LessAble to Transfer
> >>>>>> the Heat that it is
> >>>>>>
> >>>>>> able to collect to the Temp' Sensor, It Would Appear To Us, Via the
> >>>>>> Temp'Gauge, that WW Was Indeed Keeping the Eng' Cooler when in
> >>>>>> Actuality it Would
> >>>>>> Only be keeping the Coolant Cooler ~
> >>>>>>
> >>>>>>     Yet Another Thing to Consider > The ECU makes Its Educated
> >>>>>> Guesses as to the Conditions In & Around The Combustion Chamber, in
> >>>>>> part, from Temp'
> >>>>>>
> >>>>>> Info It gets from the Coolant Temp' Sensor ~ So ~ If WW Does Alter
> the
> >>>>>> Heat Transfer Ability of the Coolant, Up or Down, That Temp' Info
> >>>>>> Could Indicate to
> >>>>>>
> >>>>>> the ECU that the Conditions In & Around The Combustion Chamber Are
> Not
> >>>>>> What They Actually Are ~ That Could Get Confusing to the ECU if
> >>>>>> Coolant Temp
> >>>>>>
> >>>>>> was Telling it it Needed to Go Rich & The O2Snsr was Telling it it
> >>>>>> Needed to go Lean (or VisaVersa) ~
> >>>>>>     There is a Bit More Info & Ideas about WW in the Archives @
> >>>>>> http://gerry.vanagon.com/cgi-bin/wa.exe?A1=ind1607c&L=vanagon#12
> >>>>>>
> >>>>>>
> >>>>>> ORR ~ DeanB
> >>>>>>
> >>>>>
> >>
> >>
> >>
> >>
>
>