Raising it doesn't help. Just more water in the bilge. The pump is a Whale.
Joel On Saturday, January 2, 2016, Sailnomad via CnC-List <cnc-list@cnc-list.com> wrote: > You can do one of the following: > - Raise the mounting of the water witch. > - Use a smaller diameter, or shorter hose > > Check valves are designed for preventing instantaneous backflow. > Pretty much all of them will eventually leak the water back into the bilge, > so you will still cycle, only with a longer period. > If you want to go that road, you can install a normally closed valve that > opens when the bilge pump comes on. > However, this adds complication to the system which is never a good thing. > I prefer a small bilge pump (500 gph) with a small diameter (3/8 id) hose > to keep the bilge dry, and a larger (2000 gph) one (1-1/2 id) with a higher > float switch if more pumping is needed. > Ahmet > Boston, MA > > On Sat, Jan 2, 2016 at 4:52 PM, Joel Aronson via CnC-List < > cnc-list@cnc-list.com > <javascript:_e(%7B%7D,'cvml','cnc-list@cnc-list.com');>> wrote: > >> I replaced my automatic bilge pump switch with a waterwhich. When the >> when the switch activates the bilge pump, the bilge is pumped relatively >> dry. However when the pump shuts off water flows back into the bilge and so >> the pump is running in an endless loop. I see my alternatives as installing >> a check valve or installing a different brand of switch. I believe I >> previously had a Johnson switch. >> >> any recommendations >> Joel >> 35/3 >> Annapolis >> >> >> -- >> Joel >> 301 541 8551 >> >> _______________________________________________ >> >> Email address: >> CnC-List@cnc-list.com >> <javascript:_e(%7B%7D,'cvml','CnC-List@cnc-list.com');> >> To change your list preferences, including unsubscribing -- go to the >> bottom of page at: >> http://cnc-list.com/mailman/listinfo/cnc-list_cnc-list.com >> >> >> > -- Joel 301 541 8551
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