Alternator stops charging at 2500 rpm?

[treed2 at wsu.edu (T. Reed)]

My diagnosis: Bad regulator brushes. Replace regulator ($14-$25)

-Toby

On Mon, 5 Jan 2004, Leach, Michael wrote:

>
> At idle the cars voltage is fine at 13 volts.   Raise the rpm to 2500 and
> the alternator cuts out.  I am sure that the belt is tight but I guess the
> AC compressor belt could be a little loose...or is it the regulator?
>
> Anyone ever see this before?  I had to drive to work this morning at 55 mph
> so I would not break 2500 rpm....what a PITA!!!  It is an auto-passat in
> case you start to do RPM to speed calculations.
>
> Thanks
>
> Michael Leach
> MH-60R Integration and Test
> Lockheed Martin Federal Systems
> Owego, NY 13827
> 607-751-7542
> FAX 751-6198
> michael.leach@lmco.com <mailto:michael.leach@lmco.com>
>