T&T: Fw: Shurflo 5.7 Smart Sensor Pump
Larry N. Brown
cigano55 at hotmail.com
Wed Jun 25 08:06:00 EDT 2008
> a tip on these pumps... drill a weep hole in the housing between the motor
> and the diaphragm so that when the diaph. fails, the water can exit the
> pump
> and not ruin the motor... stupid design!
>
> pascal
Pascal's idea of a weep hole is an excellent one. You'll recall I had some
problems with this pump and Shurflo made good on it. Once, I'd given a pump
with a failed diaphragm to a friend who used the motor to power the
autopilot on his sailboat. Shurflo sent me a new pump no questions asked.
Two caveats: (1) install a check valve between the cold water feed and the
water heater. The diaphragm is not designed as an expansion tank, and (2) do
not install an expansion tank with this pump.
Regards,
Larry and Teri
M/V Cigano, 47' Prairie Sundeck Cruiser
Lying: 64 Cypress Road
Covington, LA
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