[Public-List] Holding Tank Installation

[milleype at kingston.net]

John,
I wanted to retain the flexability of still being able to have direct
discharge outside the 3 mile limit. Any suggestions are welcome before I
start surgery on the system.

Peter

discharge >> Thanks George,
>>
>> Thee tank and vent lines are now installed and I have cloned your
>> installation.
>> The head on this Alberg 30 has a separate 1" diameter through hull to
>> feed
>> water to the toilet. The discharge from the toilet goes up and over the
>> vented loop and then down through a 1.5 inch diameter gate valve through
>> hull.
>> I reasoned that I could tee into the vented loop on the down side high
>> enough up to permit good flow back to the tank and not the toilet. The
>> pumpout line would run off this tee to the deck fitting. With all
>> through
>> hull closed it should pump out.. I do not plan to install a macerator.
>> Peter
>>
>
>
> Peter
> Why have a vent loop when you only feed the wast tank, also if you do go
> with your idea remember the vent hole will still operate allowing air in
> when pumping out.
>
> John Boor
> MAHSEER #380
>> Original Message -----
>> From: "George Dinwiddie" <gdinwiddie at alberg30.org>
>> To: "Alberg 30 Public List -- open to all"
>> <public-list at lists.alberg30.org>
>> Sent: Tuesday, May 06, 2008 8:10 PM
>> Subject: Re: [Public-List] Holding Tank Installation
>>
>>
>>> milleype at kingston.net wrote:
>>> > George,
>>> > I note from the plumbing installation for the Raritan Hoding tank
>>> that
>> you
>>> > routed the pumpout line to the deck fitting up through the closet
>>> where
>>> > the vented loop had been. Is it OK to go without the vented loop. Can
>> you
>>> > leave the vented loop in place and tee into the loop with a y-valve?
>>>
>>> I suppose.  The vented loop was gone before I bought the boat.
>>>
>>> It seems to me that the vented loop is just to prevent back-siphoning
>>> from the outlet through-hull.  Since the seacock on that through-hull
>>> is
>>> only open when pumping the tank over board, it hardly seems necessary.
>>>
>>>   - George
>>>
>>> --
>>>   ----------------------------------------------------------------------
>>>    When I remember bygone days                         George Dinwiddie
>>>    I think how evening follows morn;            gdinwiddie at alberg30.org
>>>    So many I loved were not yet dead,           http://www.Alberg30.org
>>>    So many I love were not yet born.
>>>                 'The Middle' by Ogden Nash
>>>   ----------------------------------------------------------------------
>>>
>>>
>>>
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>>
>>
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>
> _______________________________________________
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> Please support them.
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