[elky] Re: '80 Alternator
- From: Robert Adams <elcam84@xxxxxxxxx>
- To: elky@xxxxxxxxxxxxx
- Date: Tue, 23 Nov 2010 07:46:44 -0600
Yup a bulb can do it. Rare but happens.
Robert Adams
On Mon, Nov 22, 2010 at 10:16 PM, Ray Buck <rbuck@xxxxxxxxxxxx> wrote:
> It's very possible that a light bulb took out an alternator if that was
> its only path to ground. Virtually zero resistance followed by virtually
> infinite current followed by an electrical open almost immediately. A lamp
> is essentially the same thing as a short.
>
> r
>
>
>
> On 11/22/2010 6:34 PM, Chris Lindh wrote:
>
> I measured the same voltage on the "L" exciter wire as the voltage at
> the battery, and the only warning light illuminating when I turn the
> ignition to "on" is the "Fasten Belts" light. So I took the
> ignition-on 12V source from the HEI plug and added a 470 ohm resistor,
> 1/2 watt, so when the battery voltage read 11.85 the L wire now reads
> 11.75.
>
> I've read stock CS alternator wiring has a resistor in the wiring in
> case the warning light goes out... my '80 probably does not have this
> resistor. A 50 cent bulb took out the alternator?
>
>
> Rules: Please play nicely with others.
>
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>
>
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