[C320-list] Fresh water head-flush plumbing

[Len]

Steve,

Yes---agree with you---that's what I was saying you get when you "T" the
sink *drainline* to the head inlet line.  (If you just use the sink faucet
water into the head, the lines are not cleared.)

Len Krane
Aqua5  1070

On 7/31/06, Steve Magennis <magenns at yahoo.com> wrote:
>
> Sorry, Len, but the sink water will entirely flush the sea water out of
> the head intake line.  This is because you close the through-hull when
> you flush the head.  The route of this flush water is sink drain to the
> through-hull / T fitting, through the head intake line through the pump
> through the flush line through the head to the holding tank.  At most,
> a thimble-full of seawater would be trapped at the top of the through
> hull below the T.
>
> Steve
> Alchemist #909
>
> --- Len <aqua5len at gmail.com> wrote:
>
> > Well, there's old seawater still in your head intake line (from when
> > you DID
> > use seawater); just using the sink faucet into the head does not get
> > fresh
> > water into that seawater intake line---that's still the smell source.
> > However, when you add the simple connection from sink drain to head
> > intake
> > line, freshwater flushes out that old seawater and keeps freshwater
> > running
> > through all lines; if you use seawater occasionally  (e.g., run short
> > of
> > freshwater, etc.) the next time you flush with freshwater all lines
> > are
> > cleared of seawater smell.
> >
> > Len
> > Aqua5  #1070
> >
> >
> > On 7/29/06, Adam Weiner <esquirecatering at rcn.com> wrote:
> > >
> > > OK, I am confused.  If you flush your head with fresh water from
> > the
> > > faucet in the head sink, and you never open the thru valve for the
> > head,
> > > how in the world does seawater, and its sell, get into the head
> > piping?
> > > If you only use freshwater, there can't be saltwater in the system.
> > >
> > > In seven years the only time I have used salt water for the head is
> > when
> > > we have been on extended trips and were conserving fresh water.
> > Other
> > > than that there hasn't been seawater in the head plumbing system.
> > >
> > > Adam
> > >
> > > -----Original Message-----
> > > From: c320-list-bounces at catalina320.com
> > > [mailto:c320-list-bounces at catalina320.com] On Behalf Of Len
> > > Sent: Saturday, July 29, 2006 9:39 PM
> > > To: C320-List
> > > Subject: Re: [C320-list] Fresh water head-flush plumbing
> > >
> > >
> > > Not good---still leaves seawater, and smell, in head piping.
> > >
> > > On 7/29/06, Adam Weiner <esquirecatering at rcn.com> wrote:
> > > >
> > > > Use the faucet in the head sink, a lot easier, cheaper, etc.
> > > >
> > > > Adam
> > > >
> > > > -----Original Message-----
> > > > From: c320-list-bounces at catalina320.com
> > > > [mailto:c320-list-bounces at catalina320.com] On Behalf Of Len
> > > > Sent: Saturday, July 29, 2006 2:11 PM
> > > > To: C320 List
> > > > Cc: belairlk at gmail.com
> > > > Subject: [C320-list] Fresh water head-flush plumbing
> > > >
> > > >
> > > > Has anyone connected the head sink drain to the head sea inlet
> > line
> > > > for freshwater flushing?  Saw this on a boat:  tubing "T'd" into
> > sink
> > > drain,
> > > > then "T'd" into head inlet line, with valve to open/close.   To
> > flush,
> > > > close
> > > > sink drain valve and head inlet valve then fill sink thumb-deep
> > and
> > > > flush head with fresh water.  Prevents smells of seawater
> > organisms
> > > > from seawater in plumbing lines.
> > > >
> > > > Like to know your experiences before installing on my boat.
> > > >
> > > > Len
> > > > Aqua5  #1070
> > > >
> > > >
> > >
> > >
> >
>
>
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