If you have a filter on the inlet side it is probably too restrictive.

Regards
Gary


On 5 Mar 2004 19:44:06 -0800, (David Brooks)
wrote:

Motor impeller forms air lock, have to wait for incoming water to
catch up, using shortest run with ID tubing to match pump.

"Doug Dotson" wrote in message ...
Why does it need to be slowed down?

Doug
s/v Callista

"David Brooks" wrote in message
om...
My Jabsco toilet pump needs to be slowed down, what is the simplest
way to reduce speed, by voltage? It also is very noisy, hopefully
reduced speed will quiet it down too.
Dave
Silver Belle