Simply put, if you use a thru-hull that is open to the air, i.e. drain or scupper, for a high volume pump such as a wash down pump, the pump might suck air. Using a thru-hull that is not open to the air is better.
If you use a sink drain, you can always put a stopper in it. Dennis C. On Wed, Feb 19, 2014 at 8:59 AM, Monty Schumpert <jmschump...@verizon.net>wrote: > On my 34+, I have a T (Y-valve) in the line for the head bowl rinse > intake. The pump is 2 feet downstream of the Y-valve, and the wash down > line runs to a hose fitting on the bow. I use it primarily for washing the > anchor and chain and deck cleanup around the anchor locker. > > Monty > Scandia > 1991 C&C 34+ > Annapolis, MD > On Feb 18, 2014, at 1:06 PM, Stevan Plavsa <stevanpla...@gmail.com> wrote: > > Hi all. Something I've been wanting a while is a washdown pump. We're on a > mooring and the Toronto waterfront has a big spider problem. They crap all > over the boat and leave black stains that are not easily removed. I like to > keep my boat clean, hence the washdown pump. Lake water is just fine for > this purpose. Not to mention that it'd be handy for it's designed purpose > of washing down the chain and anchor when I use those. > > My question is: what is the best way to tee off a drain thru-hull? I'm > thinking of the one under the dinette just aft of the head. Any reason that > I don't want to do this? > > The output will be located close to the pumpout fitting on the starboard > side deck. With the supplied 25' hose I'll be able to reach both the > cockpit and the bow. > > Thanks, > Steve > www.sv-suhana.com > Toronto > _______________________________________________ > This List is provided by the C&C Photo Album > http://www.cncphotoalbum.com > CnC-List@cnc-list.com > > > > _______________________________________________ > This List is provided by the C&C Photo Album > http://www.cncphotoalbum.com > CnC-List@cnc-list.com > >
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