| Wouldn't compressed air spin it backwards? Is that a problem for a  
generator? An alternator wouldn't like it.
On Oct 23, 2006, at 11:28 AM, Pat Harris - sammler wrote:
> How do I test the output of the dynamo?  I have an extra dynamo  
> which is sitting on the workbench.  Compressed air directed on the  
> vanes of the pulley allow me to "run it up".  Where should I  
> connect a voltmeter to check the output.  I've connected across the  
> terminals but the output measures only up to a volt or so.  I have  
> a good, working generator on the car and when connecting in a  
> similar manner (after disconnecting the dynamo wires from the  
> harness) and increasing the engine speed I get this same low  
> readings. Voltmeter is set to the DC 20v scale.
>
> Thanks,
> Pat
>
Paul Root
ptroot@iaces.com
 |