[SEL] Cooling system bypass loops.

[jbcast at charter.net]

---- David Rotigel <rotigel at me.com> wrote: 
>. What am I missing in my understanding as to why a  
> simple valve anywhere in the system would not control the water flow  
> and thus the cooling of your 8 HP?
> 	Dave
Dave, with a centrifugal pump you can restrict it anywhere in the system. With a positive displacement pump, gear or piston, you can't restrict the discharge side without causing serious pressure increase and possibly damage. You can restrict the inlet side without causing harm.
J.B. Castagnos