[Public-list] Solar Vent

Robert E Johns rjohns3 at optonline.net
Thu Apr 14 08:14:45 PDT 2005


On Apr 13, 2005, at 10:51 PM, Jim Davis wrote:
> A simple suggestion  3 and 4 inch computer fans are cheap and move a 
> lot of air.  They also draw very little current and run on 12 volt DC. 
>  They are also brushless so sparking isn't a factor.  On Isa Lei I 
> have two that are running 24/7 feeding a pair of cowl vent aft.  This 
> creates a positive air flow at all times.

Jim,

I don't believe that a dc motor is brushless and if not it can spark.

Bob Johns, Wind Call, #397


 1113491685.0


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