Re: Coolant Change Question (Air Bubble?)

[Dondria Wallace <ddwallace@earthlink.net>]

South Texas actually,

    Ok, I'll try the radiator hose.  I'd rather not drain again, just to drill a
hole in the thermostat.  I've noticed a gradual lowering of the coolant level in
the tank just prior to shutdown.

Thanks,
Lloyd

Chris Coracini wrote:

> >
> >Really?
> >
> >    Fill from the hose connection to the heater block?  Nope, didn't do that.
> >    Drill holes in the thermostat?  Nope, didn't do that.(Have filled it
> >previously with no problem there)
> >    Filled with the heater on full?  Nope, didn't do that(again, previous
> >experience)  This may explain the slight improvement when driving with the
> >heater
> >on I guess.
> >
> >    Sounds like I might want to drill it and try again.
>
> before you go through all that trouble again...  open your heater.
> disconnect the top radiator hose.  pour coolant down into the radiator
> and down the hose into the block.  that should do it.  if it's enough to
> open the thermostat, then any other bubbles will work their way to the
> expansion tank.  keep an eye on the coolant levels this week.
>
> when i changed the thermostat some months ago, i used about 80% water,
> 20% coolant, and redline water wetter.  the temps have gone down a bit,
> and it cools off faster when i switch on the radiator fan (installed
> manual switch).  i highly recommend this if you aren't driving in
> freezing temperatures.  (i live in south florida).
>
> chris
> 86 16V scirocco
> >
>
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