[Supras] A/C booster fans

[Dm19959 at aol.com]

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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