Perma cool

thomas g. warner

New member
Mar 24, 1998
1,863
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Heinz I have gone to the perma cool site again and read all of their data
and talk to others that have used them and cannot explain why you are having
a problem. Only one possible solution. something from your tranny plugged
or is resticting the inside turbulator fins. did you blow them out good?
The 6 pass cooler works fantasticaly from what I have been told by others
and your experience is the exception. I am still going to install one

>Thanks to all the 'netters for all the suggestions to help me troubleshoot
my unexplained noises. Of course it's not been dispelled yet for certain but
has at least gone into remission.
>
>Thanks also for all then info re CV joints, in particular CV joint
failures. Much easier now to cope with that little item.
>
>I'm still debugging my tranny cooling setup. The PermaCool certainly was a
disapointment. I double checked to see if any directional or in/out markings
but there are none. I'll doublecheck the instructions when I get home, but I
don't think there are any directional instructions/restrictions. Of course
if there was a wrong way I'd probably find it. Maybe the PermaCool is
actually a heater... almost seems like it ;-)
>
>Alternator/serpentine belt scheme I'm going to consider debugged and
commisioned. FWIW, max output for a 100 amp alternator seems to be 82.4 amps.
>
>As to the noise... I'm ready for it. Stocked up on pads and calipers but
going to wait until the noise comes back or until I get back home, whichever
comes first.
>
>Finally managed to catch up on my travel page. All those intentions of
keeping it right current sure went by the wayside. Oh well, perhaps better
luck from heron in :-)
>
>Heinz
>www.bytedesigns.com/gmc
>
>
>
 
After you get it installed and have been in better than flatlands please let
me know as to details where you decided to install it.

I didn't actually blow it out... will try that as it's easy to get to in the
back of the toad.

heinz

>Heinz I have gone to the perma cool site again and read all of their data
>and talk to others that have used them and cannot explain why you are
having
>a problem. Only one possible solution. something from your tranny plugged
>or is resticting the inside turbulator fins. did you blow them out good?
>The 6 pass cooler works fantasticaly from what I have been told by others
>and your experience is the exception. I am still going to install one
>
>
>

>>Thanks to all the 'netters for all the suggestions to help me troubleshoot
>my unexplained noises. Of course it's not been dispelled yet for certain
but
>has at least gone into remission.
>>
>>Thanks also for all then info re CV joints, in particular CV joint
>failures. Much easier now to cope with that little item.
>>
>>I'm still debugging my tranny cooling setup. The PermaCool certainly was a
>disapointment. I double checked to see if any directional or in/out
markings
>but there are none. I'll doublecheck the instructions when I get home, but
I
>don't think there are any directional instructions/restrictions. Of course
>if there was a wrong way I'd probably find it. Maybe the PermaCool is
>actually a heater... almost seems like it ;-)
>>
>>Alternator/serpentine belt scheme I'm going to consider debugged and
>commisioned. FWIW, max output for a 100 amp alternator seems to be 82.4
amps.
>>
>>As to the noise... I'm ready for it. Stocked up on pads and calipers but
>going to wait until the noise comes back or until I get back home,
whichever
>comes first.
>>
>>Finally managed to catch up on my travel page. All those intentions of
>keeping it right current sure went by the wayside. Oh well, perhaps better
>luck from heron in :-)
>>
>>Heinz
>>www.bytedesigns.com/gmc
>>
>>
>>
>
>
 
I have seen them installed normally right in front of the regular radiator.
Only explanation is that something is plugging it. these things work well
and are the only ones that are reusable in case tranny goes

>After you get it installed and have been in better than flatlands please let
>me know as to details where you decided to install it.
>
>I didn't actually blow it out... will try that as it's easy to get to in the
>back of the toad.
>
>heinz
>
>
>
>>Heinz I have gone to the perma cool site again and read all of their data
>>and talk to others that have used them and cannot explain why you are
>having
>>a problem. Only one possible solution. something from your tranny plugged
>>or is resticting the inside turbulator fins. did you blow them out good?
>>The 6 pass cooler works fantasticaly from what I have been told by others
>>and your experience is the exception. I am still going to install one
>>
>>
>>

>>>Thanks to all the 'netters for all the suggestions to help me troubleshoot
>>my unexplained noises. Of course it's not been dispelled yet for certain
>but
>>has at least gone into remission.
>>>
>>>Thanks also for all then info re CV joints, in particular CV joint
>>failures. Much easier now to cope with that little item.
>>>
>>>I'm still debugging my tranny cooling setup. The PermaCool certainly was a
>>disapointment. I double checked to see if any directional or in/out
>markings
>>but there are none. I'll doublecheck the instructions when I get home, but
>I
>>don't think there are any directional instructions/restrictions. Of course
>>if there was a wrong way I'd probably find it. Maybe the PermaCool is
>>actually a heater... almost seems like it ;-)
>>>
>>>Alternator/serpentine belt scheme I'm going to consider debugged and
>>commisioned. FWIW, max output for a 100 amp alternator seems to be 82.4
>amps.
>>>
>>>As to the noise... I'm ready for it. Stocked up on pads and calipers but
>>going to wait until the noise comes back or until I get back home,
>whichever
>>comes first.
>>>
>>>Finally managed to catch up on my travel page. All those intentions of
>>keeping it right current sure went by the wayside. Oh well, perhaps better
>>luck from heron in :-)
>>>
>>>Heinz
>>>www.bytedesigns.com/gmc
>>>
>>>
>>>
>>
>>
>
>
>
 
>I have seen them installed normally right in front of the regular radiator.

I had it installed in front of radiator, flush at bottom, I.e. bottom of
cooler in line with bottom of radiator.
Will check re plugged later on.

>Only explanation is that something is plugging it. these things work well
>and are the only ones that are reusable in case tranny goes

I'd have to think real hard on that. 100 bucks for a new cooler vs 1600 for
a tranny I think I'd chuck it if lots of metal was found, no matter how
clean someone said it would be after flushing.

Heinz

>
>

>>After you get it installed and have been in better than flatlands please
let
>>me know as to details where you decided to install it.
>>
>>I didn't actually blow it out... will try that as it's easy to get to in
the
>>back of the toad.
>>
>>heinz
>>
>>
>>
>>>Heinz I have gone to the perma cool site again and read all of their data
>>>and talk to others that have used them and cannot explain why you are
>>having
>>>a problem. Only one possible solution. something from your tranny
plugged
>>>or is resticting the inside turbulator fins. did you blow them out good?
>>>The 6 pass cooler works fantasticaly from what I have been told by others
>>>and your experience is the exception. I am still going to install one
>>>
>>>
>>>

>>>>Thanks to all the 'netters for all the suggestions to help me
troubleshoot
>>>my unexplained noises. Of course it's not been dispelled yet for certain
>>but
>>>has at least gone into remission.
>>>>
>>>>Thanks also for all then info re CV joints, in particular CV joint
>>>failures. Much easier now to cope with that little item.
>>>>
>>>>I'm still debugging my tranny cooling setup. The PermaCool certainly was
a
>>>disapointment. I double checked to see if any directional or in/out
>>markings
>>>but there are none. I'll doublecheck the instructions when I get home,
but
>>I
>>>don't think there are any directional instructions/restrictions. Of
course
>>>if there was a wrong way I'd probably find it. Maybe the PermaCool is
>>>actually a heater... almost seems like it ;-)
>>>>
>>>>Alternator/serpentine belt scheme I'm going to consider debugged and
>>>commisioned. FWIW, max output for a 100 amp alternator seems to be 82.4
>>amps.
>>>>
>>>>As to the noise... I'm ready for it. Stocked up on pads and calipers but
>>>going to wait until the noise comes back or until I get back home,
>>whichever
>>>comes first.
>>>>
>>>>Finally managed to catch up on my travel page. All those intentions of
>>>keeping it right current sure went by the wayside. Oh well, perhaps
better
>>>luck from heron in :-)
>>>>
>>>>Heinz
>>>>www.bytedesigns.com/gmc
>>>>
>>>>
>>>>
>>>
>>>
>>
>>
>>
>
>
 
Heinz,

Where did you mount the Permacool? Do you have a thermometer that could
read the temperature of the air in that location? It seems that anywhere
in the engine compartment would probably be hot enough to cause the
Permacool to heat the fluid or do nothing rather than cool it. Our coolers
(one Hayden and one unknown) are both mounted in front of the radiator
where the temp is the same as ambient. I believe that you do have a Hayden
mounted there that offers you acceptable results. Have you considered
trying the Permacool there? I find it hard to believe that a cooler with a
fan could be designed so poorly that it wouldn't work as well as a cooler
without a fan. Anything is, of course, possible though. If the cooler is
too restrictive/plugged, you should be able to tell by the cooler's
temperature. If the trans is hot but the cooler is not warm, then the
cooler must not be getting a proper supply of fluid (too restrictive, trans
not up to pumping through it, etc). I wonder how the thermostat on it
works. Maybe it could be stuck/defective in such a way that the fluid
bypasses the rest of the cooler?

Just some possible suggestions,
Zak

>After you get it installed and have been in better than flatlands please let
>me know as to details where you decided to install it.
>
>I didn't actually blow it out... will try that as it's easy to get to in the
>back of the toad.
>
>heinz
 
Heinz,

Any way you could use the Permacool fan on the other cooler? Seems like
the better design coupled with air flow from the fan would result in even
better cooling. I don't know how the fan is set up, but if you used one of
the available thermostat controllers, you could have it only turn on when
the cooler needed the extra help which should help keep the temps more
consistent.

Zak

> >
> > Where did you mount the Permacool?
>
>In front of the rad in ambient air.
>
>Only air restriction was that airflow is partially trough the large holes
in the cross member of the frame but more that half was hanging in clean
airflow.
>
>
>Do you have a thermometer that could
> >read the temperature of the air in that location? It seems that anywhere
> >in the engine compartment would probably be hot enough to cause the
> >Permacool to heat the fluid or do nothing rather than cool it.
>
>Not sure wher you read it was in the engine compartment :-)
>
>
> >Our coolers
> >(one Hayden and one unknown) are both mounted in front of the radiator
> >where the temp is the same as ambient. I believe that you do have a
Hayden
> >mounted there that offers you acceptable results. Have you considered
> >trying the Permacool there? I find it hard to believe that a cooler
with a
> >fan could be designed so poorly that it wouldn't work as well as a cooler
> >without a fan. Anything is, of course, possible though. If the
cooler is
> >too restrictive/plugged, you should be able to tell by the cooler's
> >temperature.
>
>Inlet and outlet hose was hot, so fluid was not being restricted, just not
cooled.
>
>
> >If the trans is hot but the cooler is not warm, then the
> >cooler must not be getting a proper supply of fluid (too restrictive,
trans
> >not up to pumping through it, etc). I wonder how the thermostat on it
> >works. Maybe it could be stuck/defective in such a way that the fluid
> >bypasses the rest of the cooler?
>
>Took it out of the circuit so that it would not affect the equation.
>
> >
> >Just some possible suggestions,
>
>Thank you kindly. It does make some sense though that the permacool would
have less cooling affect than the hayden as the hayden is like a radiator
core meaning more oil filled area to the air while the permacool is a big
pipe relying on the fins to cool. hadn't realized before the difference in
construction and hence possible difference in efficiency.
>
>Live and learn...
>
>Thanks again.now if someone has one installed and has used it in an
environment where it had to work I'd love to hear about it as I just can't
believe they can build a piece of &*^%$ like that. I'm basically going to
assume I have a defective, but that doesn't mean I'm going to try again ;-)
>
>Heinz
 
Beat 'cha on that one :-)

As it turns out the Hayeden fits perfectly in front of my electrics and I'm
going to install the second cooler before leaving LA (at leats that's the
plan :-)

In retrospect (20/20 hindsight) I don't know why I didn't go that way to
start with [g]

Heinz

>Heinz,
>
> Any way you could use the Permacool fan on the other cooler? Seems like
>the better design coupled with air flow from the fan would result in even
>better cooling. I don't know how the fan is set up, but if you used one of
>the available thermostat controllers, you could have it only turn on when
>the cooler needed the extra help which should help keep the temps more
>consistent.
>
>Zak
>

>> >
>> > Where did you mount the Permacool?
>>
>>In front of the rad in ambient air.
>>
>>Only air restriction was that airflow is partially trough the large holes
>in the cross member of the frame but more that half was hanging in clean
>airflow.
>>
>>
>>Do you have a thermometer that could
>> >read the temperature of the air in that location? It seems that
anywhere
>> >in the engine compartment would probably be hot enough to cause the
>> >Permacool to heat the fluid or do nothing rather than cool it.
>>
>>Not sure wher you read it was in the engine compartment :-)
>>
>>
>> >Our coolers
>> >(one Hayden and one unknown) are both mounted in front of the radiator
>> >where the temp is the same as ambient. I believe that you do have a
>Hayden
>> >mounted there that offers you acceptable results. Have you considered
>> >trying the Permacool there? I find it hard to believe that a cooler
>with a
>> >fan could be designed so poorly that it wouldn't work as well as a
cooler
>> >without a fan. Anything is, of course, possible though. If the
>cooler is
>> >too restrictive/plugged, you should be able to tell by the cooler's
>> >temperature.
>>
>>Inlet and outlet hose was hot, so fluid was not being restricted, just not
>cooled.
>>
>>
>> >If the trans is hot but the cooler is not warm, then the
>> >cooler must not be getting a proper supply of fluid (too restrictive,
>trans
>> >not up to pumping through it, etc). I wonder how the thermostat on it
>> >works. Maybe it could be stuck/defective in such a way that the fluid
>> >bypasses the rest of the cooler?
>>
>>Took it out of the circuit so that it would not affect the equation.
>>
>> >
>> >Just some possible suggestions,
>>
>>Thank you kindly. It does make some sense though that the permacool would
>have less cooling affect than the hayden as the hayden is like a radiator
>core meaning more oil filled area to the air while the permacool is a big
>pipe relying on the fins to cool. hadn't realized before the difference in
>construction and hence possible difference in efficiency.
>>
>>Live and learn...
>>
>>Thanks again.now if someone has one installed and has used it in an
>environment where it had to work I'd love to hear about it as I just can't
>believe they can build a piece of &*^%$ like that. I'm basically going to
>assume I have a defective, but that doesn't mean I'm going to try again ;-)
>>
>>Heinz
>
>