[DeTomaso] Replacing stock cooling fans

[Thomas Tornblom]

I don't see any advantage of a pusher fan configuration, if a puller can 
be installed.

Pusher configs block airflow during cruising, and may also cause 
radiator breakage from fan blade flex during high speed cruising.

Thomas

Henrik Svensson skrev:
> Ok, so if mounting it in front I use a "blower" and in the back I use "puller"?
> 
> /Henrik
> 
> -----Ursprungligt meddelande-----
> Från: Charles McCall [mailto:charlesmccall at gmail.com] 
> Skickat: den 15 mars 2010 14:52
> Till: Henrik Svensson; 'Tomas Gunnarsson'; detomaso at realbig.com
> Ämne: RE: [DeTomaso] Replacing stock cooling fans
> 
> I don't think that there is a "correct" answer - there are plenty of working
> Panteras with both configurations. 
> 
> It is important to have the correct fan - blade orientation will determine
> if it will blow or suck wind. You can't just reverse current to get a
> working system. 
> 
> I went the "suck" route when I redid the system on my old ´72, as at the
> time I believed it was superior, but I don't really remember why I thought
> that. 
> 
> -----Mensaje original-----
> De: detomaso-bounces at realbig.com [mailto:detomaso-bounces at realbig.com] En
> nombre de Henrik Svensson
> Enviado el: lunes, 15 de marzo de 2010 13:50
> Para: Tomas Gunnarsson; detomaso at realbig.com
> Asunto: Re: [DeTomaso] Replacing stock cooling fans
> 
> Hi
> 
> Thanks for your answers.
> 
> Do you place the fans in front of the radiator?
> 
> /Henrik
> 
> 
> -----Ursprungligt meddelande-----
> Från: detomaso-bounces at realbig.com [mailto:detomaso-bounces at realbig.com] För
> Tomas Gunnarsson
> Skickat: den 15 mars 2010 12:51
> Till: detomaso at realbig.com
> Ämne: Re: [DeTomaso] Replacing stock cooling fans
> 
> I agree with Charlie, don't waste your time messing with the stock fan
> system. I can't think of anyone that still uses the stock fans, most people
> have ditched them and gone for two modern fans instead. If your setup needs
> 30 amps to work and still can't cool the car the solution is not adding
> relays and more cable. I use dual Saab sucker fans with shrouds and have not
> had any cooling problems that I can relate to the fans.
> 
> Tomas
> 
> -----Original Message-----
> From: detomaso-bounces at realbig.com
> [mailto:detomaso-bounces at realbig.com]On Behalf Of Charles McCall
> Sent: den 15 mars 2010 12:03
> To: 'Henrik Svensson'; detomaso at realbig.com
> Subject: Re: [DeTomaso] Replacing stock cooling fans
> 
> 
> Henrik -
> For what it's worth, many moons ago I replaced my stock fans with a set of
> Flex-a-lite sucker fans and never had a single overheating problem again. If
> you have 3 fans and still overheat in traffic, I suspect that your fans are
> just tired and aren't capable of providing the airflow necessary.
> 
> If you don't overheat at highway speed but do in traffic, then your radiator
> has sufficient cooling capacity and the problem is airflow.
> 
> There are plenty of sucker and pusher fans out there working, so the choice
> is yours as to which method to use, but a modern, working fan should solve
> your problems. I used Flexalite FLX-220 or something like that, in a sucker
> configuration
> 
> -----Mensaje original-----
> De: detomaso-bounces at realbig.com [mailto:detomaso-bounces at realbig.com] En
> nombre de Henrik Svensson
> Enviado el: lunes, 15 de marzo de 2010 11:30
> Para: detomaso at realbig.com
> Asunto: [DeTomaso] Replacing stock cooling fans
> 
> Hi guys
> 
> 
> 
> I have some trouble with the cooling on my 71. I have the stock fans on
> the front of the radiator and one new on the back. The problem is:
> 
> 
> 
> 1.       Even if all 3 of them run I have problems when stuck in traffic
> for too long.
> 
> 2.       The new fan that is connected to the same wiring as the 2 stock
> ones overheats the wires and the fuse (the previous owner changed to
> 30A).
> 
> 
> 
> I was planning just to rewire the fans with new relays and so on. But
> maybe I should throw the stock fans out?
> 
> 
> 
> What's the "standard" solution out there? Do you still have the stock
> fans? If replacing them, what do I need to get instead to cope with the
> cooling? I have a stock radiator in good condition.
> 
> 
> 
>  /Henrik
> 
> #1477
> 
> 
> 
> 
> 
> 
> 
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Real life:   Thomas Törnblom             Email:  Thomas.Tornblom at Hax.SE
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