My guess:  cheap or poorly fitting belt, too much tension, bad bearing trying to freeze up once hot. 

Karl Wolz
Sent from my electronic umbilicus

On May 5, 2012, at 8:45 AM, Tom Hargrave <thargrav@HIWAAY.NET> wrote:

> More than likely there is enough free play in the front or rear bearing to
> cause the rotor to drag.
> 
> Also, you might have a pulley alignment problem but if it's been running
> fine this is not likely.
> 
> Thanks, Tom Hargrave
> www.stir-plate.com
> www.towercooler.com
> www.kegkits.com
> www.grow-sun.com
> 
> 
> 
> -----Original Message-----
> From: Vanagon Mailing List [mailto:vanagon@GERRY.VANAGON.COM] On Behalf Of
> ralph meyermann
> Sent: Saturday, May 05, 2012 10:29 AM
> To: vanagon@GERRY.VANAGON.COM
> Subject: Re: Alternator belt burning up?
> 
> Bearing locking up under load?
> 
> Velma 82diesel 1.6 na westy
> 
> On May 5, 2012 10:28 AM, "Tom Hargrave" <thargrav@hiwaay.net> wrote:
> 
> Most likely a bad bearing.
> 
> 
> Thanks, Tom Hargrave
> www.stir-plate.com
> www.towercooler.com
> www.kegkits.com
> www.grow-sun.com
> 
> 
> 
> ---...
> 
> From: Vanagon Mailing List [mailto:vanagon@GERRY.VANAGON.COM] On Behalf Of
> ralph meyermann
> 
> Sent: Saturday, May 05, 2012 10:12 AM
> To: vanagon@GERRY.VANAGON.COM
> Subject: Re: Alternator belt bur...
> -----
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