[Public-List] Seacocks and gate valves.
George Dinwiddie
gdinwiddie at alberg30.org
Wed Apr 15 06:40:23 PDT 2009
Rachel,
Our boat, #543, has through-hulls as you describe with a couple of minor
modifications. The head intake is aft of the bulkhead, under the port
settee. The cockpit drain through-hulls have tees with hoses going to
the side-deck scuppers. The ice box drains into the bilge.
Rachel wrote:
> On Apr 13, 2009, at 11:20 AM, Mark Dietrich wrote:
>
>>
>> I have a question regarding the raw water intake. On my boat,
>> 531, the hose has a tee and one leg goes to a thru hull fitting in the
>> sink locker and the other to a thru hull fitting under the batteries.
>> Also there is no raw water strainer or filter.
>> Are these conditions normal?
>>
>
> Mark,
>
> Which hose are you talking about exactly? I mean, I see that you say
> engine intake, but I can't understand exactly how the rest of it fits
> in. It doesn't sound normal for a first-generation boat, but then a
> second-gen boat might be different. I'll outline how they were
> originally on my ex #221
>
> My boat has its original set-up when I got it. The engine intake
> through hull was on the port side of the hull, just ahead of -- and
> below -- the engine flywheel. So not too far from the forward end of
> the Port side engine bed. It services only the engine.
>
> Under the sink there were two through hulls. One small one for a
> saltwater sink intake, and one larger one for the sink drain. The sink
> is aft/starboard.
>
> Under the front end of the cockpit were two more large through hulls
> (behind the engine) which served the two cockpit drains.
>
> In the head were the last two through hull (of the type with hoses on
> them; not counting instruments). The intake was smaller and was right
> next to the companionway (hallway) at the aft end of the compartment.
> The discharge was towards the outboard edge of the compartment, and
> forward.
>
> The only place that one seacock/through hull served two items on my boat
> was something that I think may have been added later, but it may have
> been stock. The lower drain for the icebox went into a "T" fitting on
> the port cockpit scupper run.
>
> I'm not sure where your batteries are, so I don't know what you've got
> there (mine were in the compartments under the saloon sole).
>
> My boat did not have a raw water strainer (proper) stock. It had one of
> those "grates" (round with holes) over the through hull. However that
> through hull had been changed, so even that might not have been stock. I
> removed that when I put in new through hulls and seacocks, as I don't
> want any trapped items way out there to have to dive on. There is now a
> bronze intake strainer (glass and basket type) inside the boat, mounted
> to the bulkhead that's between the galley and the engine room. Fit in
> just fine and you can change the basket with the clearance gained by
> taking the engine compartment top off. It's even above the water line.
>
> I hope this helps,
>
> Rachel
> ex #221
--
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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. also see:
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