[DeTomaso] Techno question: where is this gremlin located?
Will Demelo
wdemelo at cogeco.ca
Sat Aug 14 18:12:37 EDT 2010
Where did you get the amp ratings for the wire size?
Will
----- Original Message -----
From: "John Taphorn" <jtaphorn at kingwoodcable.com>
To: "STEVEN BLUM" <steveblum2 at msn.com>; <detomaso at realbig.com>
Sent: Saturday, August 14, 2010 4:00 PM
Subject: Re: [DeTomaso] Techno question: where is this gremlin located?
> Steve
>
> IMHO, Nothing wrong with 200. People get paranoid about temps in a
> Pantera due to its reputation for overheating. I believe that many
> Pantera owners operate their engine's too cool. We boast of our engines
> running at 185 on the highway; yet, that is less than ideal. 200 to 210 is
> a good temp range that allows oil to get closer to its ideal 225. Some
> argue that a fan coming on at 180 allows the cooling system to get on top
> of keeping temps lower - I really do not buy that.
>
> Anyway, your temp sensor acts as a ground for your fan circuit when the
> radiator coolant hits 200 and allows the electrons to flow and fans to
> run. Actually, SO Bill has a tech report at Pantera Place that charts the
> accuracy, or better put inaccuracy, of Veglia temp gauges with various
> senders. I suspect that you actually have a 195 thermal switch and the
> inaccuracy of your gauge has you believing it is 200. If that be so, your
> engine coolant is actually cooler that you are informed by the temp gauge.
>
>
> Id recommend that you run a 10 or 12 gauge wire, depending on the amps of
> your fans, from the thermal switch to a switch on your dash. The dash
> switch is subsequently grounded, in the closed position, using 12 or 10
> gauge wire to the ground stud under the dash. It is better to utilize a
> central ground on the vehicle. If you use an existing switch on the center
> console, remove the daisy chained ground wire from that switch (if it be
> attached), as it is to light to carry the amps of the two fans, and use th
> e heavier wire previously mentioned ground wire. 12G carries 41 amps and
> 10G carries 55amps. 12G should be adequate for many 2 fan loads. SPAL
> fans are higher amperage and you might consider 10G.
>
> This will allow your thermal switch to still contribute to the cooling
> exercise, when you are distracted and not watching gauges while driving in
> the city, and allow you to override the thermal switch and turn the fans
> on at will.
>
> Good luck
>
> JT
> ----- Original Message -----
> From: STEVEN BLUM
> To: jtaphorn at kingwoodcable.com
> Sent: Saturday, August 14, 2010 12:27 PM
> Subject: RE: [DeTomaso] Techno question: where is this gremlin located?
>
>
> John,
>
> The fans are not going on to 200+. I would rather them go on at 180.
> Which is correct?
>
> Steve
> P.O. Box 81
> Shoreham, N.Y. 11786
> H (631) 744-6118
> C (631) 235-1905
>
>
>
>
> > From: jtaphorn at kingwoodcable.com
> > To: steveblum2 at msn.com; dave at damardirect.com;
> detomasoregistry at gmail.com; dickruzzindesign at aol.com
> > CC: detomaso at realbig.com
> > Subject: Re: [DeTomaso] Techno question: where is this gremlin located?
> > Date: Sat, 14 Aug 2010 08:29:45 -0500
> >
> > Steve, what exactly is the issue? Do you wish to be able to turn the
> fans
> > on before the thermo switch would normally kick them on, or do you feel
> the
> > thermo switch has the fan running when it is unnecessary?
> >
> > There are different wiring options of vary complexity depending on the
> > change you desire.
> >
> > JT
> >
> > ----- Original Message -----
> > From: "STEVEN BLUM" <steveblum2 at msn.com>
> > To: <dave at damardirect.com>; <detomasoregistry at gmail.com>;
> > <dickruzzindesign at aol.com>
> > Cc: <detomaso at realbig.com>
> > Sent: Friday, August 13, 2010 9:43 PM
> > Subject: Re: [DeTomaso] Techno question: where is this gremlin located?
> >
> >
> > >
> > > I am considering rewiring the fans from the temp controlled relay to
> a
> > > switch on the dash were I could turn them on or off based on the temp
> > > gauge. What wiring changes do I have to make? Which relay should I
> > > by-pass?
> > >
> > > Steve
> > > P.O. Box 81
> > > Shoreham, N.Y. 11786
> > > H (631) 744-6118
> > > C (631) 235-1905
> > >
> > >
> > >
> > >
> > >> From: dave at damardirect.com
> > >> To: detomasoregistry at gmail.com; dickruzzindesign at aol.com
> > >> Date: Fri, 13 Aug 2010 13:17:31 -0400
> > >> CC: detomaso at realbig.com
> > >> Subject: Re: [DeTomaso] Techno question: where is this gremlin
> located?
> > >>
> > >> I have a couple of the diodes if anyone wants them, cheap. I bought
> them
> > >> from Hall & then changed the wiring so I don't need them.
> > >> IndyDave
> > >>
> > >> -----Original Message-----
> > >> From: detomasoregistry at gmail.com [mailto:detomasoregistry at gmail.com]
> > >> Sent: Thursday, August 12, 2010 12:50 PM
> > >> To: 'dickruzzindesign'
> > >> Cc: detomaso at realbig.com
> > >> Subject: Re: [DeTomaso] Techno question: where is this gremlin
> located?
> > >>
> > >> Spinning fans act as generators. The solution is to install a diode
> (or
> > >> two).
> > >> Think of a diode as a one-way door, so install in the correct
> direction.
> > >>
> > >> Diodes are usually marked with a symbol kind-of like >| electricity
> flows
> > >> only
> > >> in the direction of the arrow. (to the right in my example)
> > >>
> > >> Chuck Melton
> > >>
> > >>
> > >>
> > >>
> > >>
> > >> Subject: Re: [DeTomaso] Techno question: where is this gremlin
> located?
> > >>
> > >> Another electrical question.
> > >>
> > >> My fans turn so fast on the freeway from airflow through the
> radiator,
> > >> without power, that the little light that tells me when the fans are
> > >> on glows at about 30% of full normal brightness (when the power is
> to
> > >> the fans).
> > >>
> > >> What is happening?
> > >> --
> > >> All the best,
> > >> DICK RUZZIN
> > >>
> _____________________________________________________________________
> > >> dickruzzinDESIGN at aol.com / Home: 313-824-0539 / Cell: 313-300-9558
> > >> _______________________________________________
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