Here's a very expensive solution http://www.aridbilge.com
The nice thing is that it can handle up to 8 (IIRC) different little spaces. So pockets of water between stringers or below limber holes can be removed. Very low flow rate though so it is just a finishing touch type of system. Josh On Oct 14, 2014 10:18 AM, "Jean-Francois J Rivard via CnC-List" < cnc-list@cnc-list.com> wrote: > > When I got the boat it had a Rule automatic pump that determined if > there was water by running on occasion and measuring if there is a > resistance to turn the impeller.. While it sounds smart in theory, in > practice the impeller gets gooked-up with normal bilge crap and gets hard > to turn whether the bilge is dry or not, it was very inconsistent and > could potentially run indefinitely. > > I replaced the pump with the highest capacity pump that would fit in > the tiny sump area and went with the solid state Water Witch and a manual > Johnson pump. > > The Water Witch ( > > https://www.waterwitchinc.com/new/SiteElements/Pages/SecondaryPages/Products/BilgeSwitches.html) > works flawlessly,(No float to jam, it measures electrical resistance > between plates) but the I have the same spill back problem as I have a 14 > - 15 or so feet run from the pump to the stern discharge and the pump would > not prime when I used the joker valve that came with it. Also, I did not > really want to introduce the one way valve as I have read too many horror > stories about possible obstructions keeping the pump from working > correctly. > > So in the interest of time and other more pressing priorities.. I > decided to just live with a couple cups of water in the lower sump (Mostly > comes from the stuffing box dripping when we run the engine) .. The way the > boat is designed it's like a little bucket and it keeps the rest of the > bilge dry, Since we use the boat regularly the water is not too foul and > there's no real issue with the smell. > > Eventually I'd like to add another pump, possibly this one: > http://www.drybilgesystem.com/ Another thing is to get a small wet / > dry vac and just suck it after using the boat which I'll probably get soon. > > The swtich is definitely a superior design. The pump seems to work > well, outside of a second pump I don't see away around the backwash if I'm > not willing to have some kind of one way valve.. > > Quite the conundrum this one. . > > -Francois Rivard > 1990 34+ "Take Five" > Lake Lanier, Georgia > > > > > > > > _______________________________________________ > This List is provided by the C&C Photo Album > > Email address: > CnC-List@cnc-list.com > To change your list preferences, including unsubscribing -- go bottom of > page at: > http://cnc-list.com/mailman/listinfo/cnc-list_cnc-list.com > > >
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