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Old 09-20-2011, 01:06 AM
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svxcess svxcess is offline
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Re: alternator wires

Quote:
Originally Posted by Gamesy View Post
well they were corroded at the terminals and i followed it to where it connecte to 2 other white wires and wheni took the electrical tape off it was all greenish.

i cut the cable and stripped the jacket off and a good 4inches were black and brittle.

i do plan on doing the 4g wire mod since i'm already upgrading the alternator.
i'm just wondering if i just clean whatevers exposed then just tape it up and seal it and it has nothing to do with the system?
As I said, just cut back the two wires as far as you can (I believe I cut back about 18" from the alternator connection) This is before they connect to a larger bundle of 2-3 wires.

Clean up the oxidized surface of each wire with emery cloth or a wire brush, twist them tightly together or crimp them. Use heat shrink tubing and some of the rubber self-fusing tape to seal them and leave them be. They have to be joined together for the circuits to stay in place; DO NOT just remove both wires and tape them separately .


As part of my "Aternator 101" (in the How-to Documents) I say:


"When our wires were new, uncorroded and in peak condition, all terminals were securely attached and all grounds were clean and shiny with good contact points, things may have been adequate. But internal resistance due to heat, corrosion and age of materials have taken their toll and decreased the amount of current they were originally designed to carry. Back then, without high-power stereos and other accessories, 95A may have been adequate..."


Resistance in the power cable will result in a power (amperage) loss. So the larger the cable, within reason, the less the resistance.

If you don't think this is true, try jump-starting a car with a set of cheap 14 gauge jumper cables. With the thinner wires, internal resistance to current flow cause them to heat up more quickly-- and that is where your current is lost. A heavier set of wires won't have the same resistance and will heat up much more slowly, allowing maximum current transfer to the other car.'

Corrosion or wrong wire size = resistance = heat=power loss.



If you haven't read over ALTERNATOR 101, you can find it HERE Good charts and stats and questions that are usually raised



There is not much more that a can comment on in this thread. Photos and explanations are as clear as I can make them in the NEW ALTERNATOR WIRING CONFIGURATION v.4

It will make sense when you do it, Just take time and care to do it correctly and don't cut corners and you will be fine.

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Last edited by svxcess; 09-20-2011 at 07:47 AM.
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