[Supras] A/C booster fans

[Dm19959 at aol.com]

Yeah, hadn't thought about that. Assuming that there is the proper mixture  
of coolant it still shouldn't boil until about 230* or so even with a defective 
 cap. Probably a combo of things.
 
-Dean
 
In a message dated 8/1/2006 8:16:54 A.M. Pacific Standard Time,  
jjobe2 at supratech.org writes:

I'd  replace the rad cap (could be bad to begin with) and check the
radiator  neck to make sure the sealing surface for the cap hasn't
deteriorated (or  bad to begin with).

On Tue, Aug 01, 2006 at 11:13:01AM -0400,  Dm19959 at aol.com wrote:
>  
> Sounds more like a stuck  thermostat or blockage in the radiator.
>  
>  -Dean
>  
> In a message dated 8/1/2006 8:11:22 A.M. Pacific  Standard Time,  
> speedtoys.racing at gmail.com writes:
>  
> This  isnta temp sensor issue, but something larger.    Thats pretty  bad.
> 
> On 8/1/06, Eric Boeck  <eboeck at cogeco.ca> wrote:
> > Hey  Guys,
>  >
> > Are those two little electric fans thermostatically   controlled?  And do 
> they
> > run if the engine is hot  but turned  off?  I ask b/c with this heat wave
> > going  thru here, yesterday  when I used the A/C (retro'd to 134a), then
>  > turned off the car and  came back 10 min later, the rad was  boiling.
> > Literally boiling and  just a-bubblin vapour out  the overflow!!!!  Rad <
> > 10kkm, new  cap, engine temp  was normal.  All I can think is that heat 
built
> >  up  between the condensor and rad, and caused it to boil the  fluid.
>  >
> > Noooo, it's not a BHG.  Checked that a little   while back (sniffer).  And
> > there is NO way you'd get this  much  bubbling with a BHG.  I mean a 
roiling
> >  boil!!!
> >
> >  Anyway, anyone retrofit a temp sensor  to keep the fans on if the temp  
> behind
> > / between  the rad was over a certain amount?  Thinking I  might need to  
do
> > that.  Set it for say, 80 deg C, and use a relay  to  keep those fans on 
> until
> > it drops below that.
>  >
> >  LMK
> >
> > Eric
> >  91T
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