[Rhodes22-list] centerboard repair - cap sealant? reply to Saroj

[Rik Sandberg]

Ed,

I have to ask, how would you use through bolts on the centerboard cap of 
an R22?? I can't imagine how you are going to hold the nuts to tighten them.

Rik

Will Rogers often said, "There's nothing quite like money in the bank." He went on to say, "I'm not so concerned about the return on my money as I am about the return of my money."



Tootle wrote:
> Saroj:
>
> As to sealants, do not use 5200 like some boat builders.  It is called
> sealant but it is permanent and prevents future repair, painting, etc.
>
> I recommend a sealant that says for under water use.  3M 4000 or 4200 are
> numbers I can think of quickly.  Go to the 3M website and see which one is
> for underwater use.  (I know the cap is not underwater, except at times)
>
> Another popular product is Boat Life Sealant, not Boat Life Caulk.
>
> As to silicone products, make sure it says for underwater use.  Silicone II
> is said to be the better formulation of silcone sealants.  
>
> I would not go to Lowes.  Go to any dockside marine store or if you have to
> the high dollar 'West Marine'.  It would be better to pay the few extra
> schekels at West to get a quality product.
>
> As to screws and bolts, Stan uses a million bolts at the shop.  Maybe older
> boats had a mix, but I would opt to go to thru bolts, all one million of
> them.  Also, after you tighten all the first time, go around a second time
> and maybe a third.  A small 1/4" rachet works for this job.  If you do not
> have one, head for Sears and get a Craftsman set.
>
> It is good to see your post.  Are in in contact with any other 'Tidewater'
> Rhodies?
>
> Ed K
>
>
>
>
> Saroj Gilbert wrote:
>   
>> any chance I can ask a question about the Rhodes22? LOL... 
>>
>> my centerboard would not raise or lower so friend and I took the cap
>> apart; found that the blocks had broken off the CB; scraped, sanded, and
>> painted the inside of the cap, the well and the CB (all encrusted with
>> barnacles).  We have it put back together except for the cap which has the
>> gasket which was already there... appears in pretty good shape.  We
>> modified some blocks which was challenging since the attachment area is so
>> small.  Also did some fiberglass repair on the CB and the keel.
>>
>> Two questions:
>>
>> - most of the holes had screws but some had bolts... I assume that an
>> earlier owner had stripped out the screw holes.  Is it likely that reusing
>> the screws will provide sufficient pressure to prevent leaks or should we
>> go to the trouble of replacing all with bolts... I'd prefer not because
>> there are so many, but I don't want leaks obviously.
>>
>> - what sealant should we use? I took off the old sealant which was a blue
>> colored rubbery substance that came off pretty easily from both sides. 
>> Roger's instructions said to use silicone.  Is there a particular type or
>> any old stuff from Lowes?  If we use silicon, do we need to let it cure a
>> little before clamping down 100% to give it a chance to cure? (seems to me
>> it requires air to start the curing process).  Has anyone used RTV...
>> overkill for this application?
>>
>> I have searched and searched for the tech info material that was created
>> and organized years ago with no luck.  Can someone give me a URL for it or
>> does it no longer exist?
>>
>> Thanks, Saroj
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>>     
>
>