Many of those alternators had a diode board in them. Are you certain
that the Mitsi was working properly to begin with? Could the diode
board be bad?
Cheers!!
Jim - 68 Midget in Dodge City
On 5/11/06, linwood rose <linwoodrose@mac.com> wrote:
> I need a little help getting started with solving this problem:
>
> I am installing a new alternator in my son's Bugeye. We had a Lucas
> alternator in it before. I have just installed a mitsubishi unit. Had
> to do a little bracket work and the usual fitting, but in the end I
> was pleased with the effort.
>
> I had a three prong plug on the Lucas alt. Big spade brown wire from
> the battery, two little ones - one for the brown/yellow wire that I
> think is the indicator warning light to the speedo, through the
> ignition I believe. I forget what the other small wire is, sourced
> from the no longer used voltage regulator.
>
> On the mitsubishi alternator, the big brown wire (big spade
> connector) from the battery connects to a scew terminal on the back
> of the unit. The other two small wires from the Lucas plug were
> spliced into the Mitsubishi two prong plastic plug and plugged into
> the back of the alternator.
>
> I then checked my battery -fully charged, and turned on the ignition.
> Got nothing, No fuel pump ticking, no fuel gauge jumping into action.
> I have spark to the alternator through the brown wire from the
> battery. The starter works fine. But, nothing at the ignition switch.
> No obvious lose wires and everything worked before the alternator
> change over. No blown fuses.
>
> Can anyone help me with a troubleshooting plan of attack? Probably
> something silly or stupid that I overlooked.
>
> Thanks.
>
> Lin
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