>
> But it does bring up the question, what is the
recommended oil
> viscosity?5W30 seems a bit low.
>
>
>
> Al
>
>

I was thinking the same thing.  Leon, will an
extremely light oil be able to keep the seperation
between the bearings and shaft?  On the other hand,
will it 'wet' the walls of the cooler better and
thereby transfer heat more efficiently?