Engine Alternator overcharging

[David Brady]

Try jumping the alternator's sense wire to the battery positive terminal.
Your sense wire might be disconnected or degraded resulting in high
resistance.

David Brady
'02 LXi, Smokey
NC

jim matus wrote:
>
> I am having a problem with my Leece-Neville alternator overcharging. I
> had it rebuilt as preventive maint.,it woked ok for about 800-1000
> miles then it started over charging 15-15.5 volts & 80-100amps. I took
> it back to the rebuilder and they said the regulator was bad so they
> replaced it. They told me to check the voltage to the small + post
> under the regulator. I was getting about .75 of a volt less than
> battery voltage as measured at the big + post. I could not find where
> the volt drop was so I ran a new wire from the ignition operated
> solinoid above the throttle pedal. The alternator is still
> overcharging. We are supposed to leave on Friday for a 4000 mile trip
> so this is a big problem. Did Bluebird use a special regulator since
> they have Batt. power to the alternator all of the time? The rebuilder
> may have installed the wrong regulator. Thanks Jim Matus 84FC35 Rescue
> CA
>
>
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