[DeTomaso] Pantera circuit to fuse missmatch?

Dave Londry davel at emspace.com
Wed Jan 25 18:25:33 EST 2012


I guess the universals are pricey because that always include a panel too.
I see the 18 circuit Painless is $300 with the panel.
Well, just so long as you get rid of all the ratty stuff in the old one..
dave

-- 


On 25/01/2012 3:11 PM, Ken Green wrote:
> Dave,
>     The after market harness do not specifically match our needs and 
> are expensive ($400 to $500).  Most of the wire in my 73 looks like 
> new, and I think some creative circuit design can leverage what is 
> there and make improvements.  If we have a good re-design for a fuse 
> panel and how to connect it to existing wiring, I think it's something 
> to consider doing as part of a major restoration.
>     For example, I plan to mount the fuse/relay panel in the front 
> trunk, and will add a short (2 foot?) cable to the original fuse block 
> location, to connect to the wire running to the back of the car.  The 
> wire to the nose will be shorter and I can just bring them into the 
> front trunk.  I'm going to a volt meter, so some of the big wires goes 
> away.  I also think I can live with a good 1 wire alternator and that 
> gets rid of a lot of wire.  I plan to re-connect wires a circuit at a 
> time starting with the headlights and headlight motor, and work my way 
> back.  I think it will all work out, just be time consuming.
>  I guess we wouldn't do this stuff if we didn't enjoy it, it's not a 
> money maker, LOL.
> Ken
>
> *From:* Dave Londry <davel at emspace.com>
> *To:* Ken Green <kenn_green at yahoo.com>
> *Cc:* B Hower <b.hower3400 at yahoo.com>; "detomaso at realbig.com" 
> <detomaso at realbig.com>
> *Sent:* Wednesday, January 25, 2012 2:06 PM
> *Subject:* Re: [DeTomaso] Pantera circuit to fuse missmatch?
>
> You're not tempted to put in a hot-rod harness?
> dave
>
> On 25/01/2012 12:36 PM, Ken Green wrote:
> > Bud,
> >
> >      Thanks for your input, Bob Timma had similar observations and 
> mentioned that he split up some of the circuits in the fuse panels he 
> built.  Does the Pantera Electronics fuse panel split up some of the 
> circuits?
> >
> >      The wire harness was laying on the floor of the 73 I'm putting 
> back together when I bought it, and at least two of the wires going 
> into the engine compartment were missing insulation where they entered 
> connectors.  If they shorted, it could be a problem.  With 40 year old 
> wiring that may have been played with more than once, it seems like a 
> good idea to match the fuses to the circuits.
> >
> > Ken
> >
> >
> >
> > ________________________________
> > From: B Hower<b.hower3400 at yahoo.com <mailto:b.hower3400 at yahoo.com>>
> > To: kenn_green at yahoo.com <mailto:kenn_green at yahoo.com>; 
> detomaso at realbig.com <mailto:detomaso at realbig.com>; MikeLDrew at aol.com 
> <mailto:MikeLDrew at aol.com>
> > Sent: Wednesday, January 25, 2012 11:01 AM
> > Subject: Re: [DeTomaso] Pantera circuit to fuse missmatch?
> >
> > Guys,
> >
> > FWIW --  In the real world a fuse should be rated to protect the 
> wire it feeds. A 14 awg copper wire should not be fused at 20 amps. 
> And three 14 awg wires feeding three items through a single fuse 
> doesn't allow you to increase amperage rating of the fuse. The rating 
> of the fuse should match the smallest wire size it feeds. When the 
> current rating of the wire is exceeded and the fuse doesn't blow is 
> when fires are possible. Just my 2 cents.
> >
> > Bud #3400
> >
> >
> >
> >
> >
> > --- On Wed, 1/25/12, MikeLDrew at aol.com 
> <mailto:MikeLDrew at aol.com><MikeLDrew at aol.com 
> <mailto:MikeLDrew at aol.com>>  wrote:
> >
> >> From: MikeLDrew at aol.com 
> <mailto:MikeLDrew at aol.com><MikeLDrew at aol.com <mailto:MikeLDrew at aol.com>>
> >> Subject: Re: [DeTomaso] Pantera circuit to fuse missmatch?
> >> To: kenn_green at yahoo.com <mailto:kenn_green at yahoo.com>, 
> detomaso at realbig.com <mailto:detomaso at realbig.com>
> >> Date: Wednesday, January 25, 2012, 4:50 PM
> >>
> >>
> >> In a message dated 1/24/12 22 14 9, kenn_green at yahoo.com 
> <mailto:kenn_green at yahoo.com> writes:>  Looking at Bill's circuit 
> diagrams on Pantera Place, some of the fuses>  appear to feed circuits 
> with much lower current requirements.  Specifically,>  25 amp fuse 12 
> feeds the stop lamp switch and back-up lights.  If there is>  a short 
> in either of these in the rear of the car, it seems like thing>  could 
> get pretty hot before the fuse goes?  The headlight fuses are only 8 
> amp.> >>>You're not paying attention to the top item that he lists.  
> Fuse 12 ALSO feeds a radiator fan, which is why the amperage rating is 
> so high.Plus it feeds a bunch of other, smaller things.  Fuse 11 is 
> only rated at 15A and it feeds the other fan, plus fewer, smaller 
> things.  Since 25A fuses basically don't exist anymore, most people 
> run 30A in both of those, I think.I can see your point though--ideally 
> I would imagine that you would want high-amperage things with a 
> high-amp fuse, and
> >  low-amperage things with low-amperage fuses.  With the stock setup, 
> a short in one of those low-amp systems could easily result in an 
> electrical fire, while the fuse sits there doing nothing except 
> continuing to feed the fire.Yet another good reason to rewire the fan 
> circuits and give them their own dedicated fuses.  I must admit that 
> while I have done that, I haven't then readdressed the stock fuses 11 
> and 12.  Logically, since the heavy load has been removed from those 
> circuits, I should be able to step them way down, to either 8 or 16 
> amp fuses.  Good point!MikeP.S.  And then there are British cars to 
> consider.  Many British sports cars in the 1950s and 1960s used only 
> one or two fuses to power the entire 
> car!_______________________________________________Detomaso Forum 
> Managed by POCAArchive Search Engine Now Available at 
> http://www.realbig.com/detomaso/DeTomaso mailing
> > listDeTomaso at list.realbig.comhttp 
> <mailto:listDeTomaso at list.realbig.comhttp>://list.realbig.com/mailman/listinfo/detomaso
> > _______________________________________________
> >
> > Detomaso Forum Managed by POCA
> >
> > Archive Search Engine Now Available at http://www.realbig.com/detomaso/
> >
> > DeTomaso mailing list
> > DeTomaso at list.realbig.com <mailto:DeTomaso at list.realbig.com>
> > http://list.realbig.com/mailman/listinfo/detomaso
> >
> >
>
>
>



More information about the DeTomaso mailing list