[DeTomaso] Third fan / cooling problems at idle.

Wed Jul 23 01:41:34 EDT 2008

Yeah, but I bet even that would overheat on a hot summer day going 2 mph on the Renton S curves!

Chris

> Date: Tue, 22 Jul 2008 22:12:16 -0500
> From: wkooiman at earthlink.net
> To: msm at portata.com; teampantera at yahoo.com; doug at silicondesigns.com
> CC: detomaso at realbig.com
> Subject: Re: [DeTomaso] Third fan / cooling problems at idle.
> 
> You guys are missing the point.
> 
> Here's a picture of the fan I added to my car:
> 
> http://www.floridaconservation.org/boating/access/airboat/Airboat.jpg
> 
> It's not about cooling.
> 
> It's about propulsion.
> 
> -----Original Message-----
> >From: msm at portata.com
> >Sent: Jul 22, 2008 9:30 PM
> >To: Mad Dog Antenucci <teampantera at yahoo.com>, doug at silicondesigns.com
> >Cc: DeTomaso Forum <detomaso at realbig.com>
> >Subject: Re: [DeTomaso] Third fan / cooling problems at idle.
> >
> >You're all slackers.  Unsubscribe me.
> >
> >I drove my Pantera 600 miles from Las Vegas, across the desert, and back
> >to the Bay Area without any fans.  
> >
> >It's not the size of your fan; it's the motion of the air flow through
> >your radiator.  You get plenty of air flow at speed as long as you don't
> >use your brakes like some slacker, wiener dog.
> >
> >Even Sandra Bullock could drive a bus through LA without hitting the
> >brakes or dropping below 50 MPH.  If you can't out drive Sandra in a
> >bus, you need to hang it up.
> >
> >
> >
> >-----Original Message-----
> >From: detomaso-bounces at realbig.com [mailto:detomaso-bounces at realbig.com]
> >On Behalf Of Mad Dog Antenucci
> >Sent: Tuesday, July 22, 2008 4:13 PM
> >To: doug at silicondesigns.com
> >Cc: DeTomaso Forum
> >Subject: Re: [DeTomaso] Third fan / cooling problems at idle.
> >
> >Okay I understand the point slacker ;-]> 
> >   
> >  I am just trying to understand why anyone needs 3 fans when ONE fan
> >will do the same job.
> >  
> >Doug Braun <doug at silicondesigns.com> wrote:
> >  That's the point MD. Stock fans are lucky to provide 500 CFM apiece.
> >By
> >adding a 3rd 1200 or so CFM fan to the back, it'll total to a little
> >more
> >flow of your setup which you have proven is adequate.
> >
> >Doug
> >
> >-----Original Message-----
> >From: Mad Dog Antenucci [mailto:teampantera at yahoo.com]
> >Sent: Tuesday, July 22, 2008 11:33 AM
> >To: doug at silicondesigns.com; Kjetil Finne; ERPIKE at cs.com;
> >detomaso at realbig.com
> >Subject: Re: [DeTomaso] Third fan / cooling problems at idle.
> >
> >
> >My single sucker fan moves something like 1800cfm which is what I have
> >used on the back side of the Pantera's race cup radiator with no
> >problems
> >for 2+ years.
> >
> >Doesn't matter if I am at WOT on the track or an open road race or stuck
> >in traffic on a hot summer day. Mike Trusty and Dick Drenske who are
> >both
> >mechanical engineers can confirm what I have been telling you slackers
> >;-]>
> >for 2 years.
> >
> >Dawg
> >
> >Doug Braun wrote:
> >My third fan suggestion to Chris is mainly for those owners who still
> >have
> >the stock front mounted pusher fans. IMHO, the stock fans have
> >insufficient
> >air flow capacity to cool the radiator. A centrally located, 13 or 14"
> >puller fan in the rear is a simple and inexpensive way to remedy this.
> >Such
> >1200 to 1500 CFM fans are readily available on eBay for $30 to $50. For
> >those who have converted to more powerful dual front pusher or dual rear
> >puller fans, the third fan is likely unnecessary weight.
> >
> >Doug Braun
> >blue 73L #5505
> >
> >-----Original Message-----
> >From: detomaso-bounces at realbig.com
> >[mailto:detomaso-bounces at realbig.com]On Behalf Of Kjetil Finne
> >Sent: Monday, July 21, 2008 9:59 AM
> >To: ERPIKE at cs.com; detomaso at realbig.com
> >Subject: Re: [DeTomaso] Third fan / cooling problems at idle.
> >
> >
> >What I have found is that if you have cooling problems at idle it is
> >most likely caused by insufficient coolant circulation, not by not
> >having enough air over the radiator.
> >The heat generated by the engine should be less at idle than at higher
> >speeds. (I guess?)
> >
> >Kjetil
> >
> >ERPIKE at cs.com wrote:
> >> Chris:
> >> I noticed you have 3 fans. Did the 3rd fan help with cooling when you
> >have
> >to sit and ilde alot?
> >>
> >> Ed...
> >>
> >> Christopher Kimball wrote:
> >>
> >>
> >>> What I did was to tap into the wires at each fan motor (I have
> >three--much to Mad Dawg's chagrin!) using the positive and negative
> >leads
> >right before they went into the fan motors and ran the thee pairs of
> >wire to
> >the dash. I drilled three little holes above the headlight switch and
> >mounted three different colored LEDs (which I bought at Radio
> >Shack--made
> >especially for 12 volts) so now I know exactly when each fan is
> >operating.
> >>>
> >>> The LEDs must be hooked up correctly with the positive side to the
> >positive wire and negative to negative.
> >>>
> >>> Chris
> >>>
> >>> #3846
> >>>
> >>>
> >>>> From: MikeLDrew at aol.com
> >>>> Date: Sun, 20 Jul 2008 00:36:38 -0400
> >>>> To: adin at frontier.net; detomaso at realbig.com
> >>>> Subject: Re: [DeTomaso] indicator light
> >>>>
> >>>>
> >>>> In a message dated 7/19/08 17 37 44, adin at frontier.net writes:
> >>>>
> >>>>
> >>>>
> >>>>> I need to have a little light to let me know when the cooling fans
> >>>>> come on (ford, but not pantera) . . . it seems one could just take
> >12v
> >>>>> off the fan to a light. It also seems this is a fire waiting to
> >>>>> happen - do I need to take the power off the relay???
> >>>>>
> >>>>> Help please . . .
> >>>>>
> >>>>> electronically challenged I remain,
> >>>>>
> >>>>>
> >>>> Dave,
> >>>>
> >>>> De Tomaso was way ahead of you--there is a fan indicator light
> >sitting
> >right
> >>>> there at the bottom of your speedometer!
> >>>>
> >>>> That light is amber in color, and moron Lincoln Mercury customers
> >interpreted
> >>>> that as a WARNING light and this drew complaints. So after early
> >1972,
> >it
> >>>> was left unconnected.
> >>>>
> >>>> It is a very simple matter to string a wire from the output side of
> >your
> >#2
> >>>> fan relay back to this light. Voila! :>)
> >>>>
> >>>> Actually, if you string it from the output side, where 12V flows to
> >the
> >fan
> >>>> motor, then the spinning fan might cause the light to glow when it
> >is
> >spinning,
> >>>> but not powered. Come to think of it, it's probably better to string
> >the
> >>>> wire from the input to the fan relay, where the relay gets its "turn
> >on
> >the fan"
> >>>> signal from the thermoswitch in the radiator.
> >>>>
> >>>> Mike
> >
> >
> >
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> >
> >
> >
> >Mad Dawg Antenucci
> >Team Pantera Racing
> >The 1st & still the only vintage race team in open road racing
> >www.teampanteraracing.com
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> >
> >
> >Mad Dawg Antenucci 
> >Team Pantera Racing 
> >  The 1st & still the only vintage race team in open road racing 
> >www.teampanteraracing.com
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