what is the voltage at the alternator main post ?
----- Original Message -----
From: "Don Hanson" <dhanson928@GMAIL.COM>
To: <vanagon@GERRY.VANAGON.COM>
Sent: Thursday, February 03, 2011 10:43 AM
Subject: alternator output question

>  My bosch alternator,  a rebuild  just a few years old, is giving me 13.10
> +/- volts at the passenger side (starter) battery terminals.   I am
> thinking
> "new Voltage regulator"...right?  When I add rpms or load (turn on
> headlights)  nothing much changes with the voltage.  anyone care to
> comment
> or confirm that another regulator is the 'right stuff?"
>
>  Don Hanson