[C38] repair or replace jibsheet footblocks?

[Max Soto]

Hi guys,

I didn't know that this boats came with footblocks. At least mine doesn't, 
unless they have been removed by PO. What are they used for, with the 
spinnaker or large genoa?????
Where exactly are they located??

thanks

Maxs Soto
C38 #198 ESTANCIA
Puntarenas, Costa Rica

>From: Don Strong <drstrong at ucdavis.edu>
>Reply-To: Catalina 38 Listserve <Listserve at catalina38.org>
>To: Catalina 38 Listserve <Listserve at catalina38.org>
>Subject: Re: [C38] repair or replace jibsheet footblocks?
>Date: Mon, 16 Jan 2006 06:56:29 -0800
>
>Tom: Very interesting. I had not thought that a replacement sheave would be
>available. I would still have the issue of having to go below to turn the
>nuts, holding the bolts from above. The footblock bolts through; no sheave
>or top removal w/out removing the whole tamale. I wonder about
>reengineering the block, fix the bolts from below so no wrench required
>down there, bolts perfect lengths, nuts above (opposite of what came with
>the boat, nuts down). Rich West reminded me that Garhauer engineers stuff
>for close to their stock cost, and I'm going to call them to see if I could
>get new blocks with my bolt pattern. Don
>
>
>At 05:28 PM 01/15/2006, you wrote:
> >Hello Don,
> >
> >I'm not sure I'm understanding your problem with the sheaves.  I rebuilt 
>my
> >mainsheet blocks by drilling out the stainless rivets and replacing the
> >sheaves with Harkin sheaves I ordered through West Marine via the Harkin
> >catalog.  I don't know if your jib sheet blocks are similar.
> >
> >Instead of replacing the original rivets that held the bushings and 
>sheaves
> >I just used a 1/4" stainless bolt and a nylock nut to secure the sheaves.
> >Since the new sheaves have a center race, there is no need for perfection
> >on the bolt surface.
> >
> >I can now dismantle the blocks to clean, lubricate or replace the roller
> >sheaves.  There is no comparison to the effort on the sheets using the 
>new
> >roller sheaves.  When Schaefer made our blocks, using bushings was the 
>norm
> >but today there are many companies using roller sheaves and some 
>companies
> >like Harken make the new sheaves available as rebuild replacements.
> >
> >Good luck,
> >Tom Troncalli
> >The Renata #95
> >St. Pete, FL
> >
> >
> >
> >
> > > [Original Message]
> > > From: Don Strong <drstrong at ucdavis.edu>
> > > To: <Listserve at catalina38.org>
> > > Date: 1/15/2006 12:44:48 PM
> > > Subject: [C38] repair or replace jib sheet footblocks?
> > >
> > > Dear C38list:
> > >    The Schaefer jibsheet footblocks on Discreet charm are hurtin'.  
>The
> > > bushings have deformed, which causes the sheave to bind and freeze on 
>the
> > > heavy SS axle.
> > >          I have had them apart and see that one course would be to 
>find a
> > > machine shop that would push out and replace the bushings.  This would
> >take
> > > a day or so of messing about to find the right machine shop; Ill bet 
>it
> > > would cost $50 bucks or more per block.
> > >          An alternative seems to be Garhauer's FB-04SB, length 8" 
>width 3
> > > 3/4", bolt diameter 3/8", height 1 1/8", cost $104.79
> > > Ill be that I would have to redrill the bolt holes with this option. 
>Not
> > > fun on the port side where the refrigerator compressor has been 
>mounted
> > > right under the rail and the foot block. Ill probably have to drop the
> > > compressor to redrill the footblock bolt pattern.
> > >          Ive emailed Catalina but no response yet.  The Schaefer
> > > replacements cost lots more than the Garhauer ones.
> > >
> > > Any suggestions appreciated.
> > >
> > > Don
> > >
> > >
> > >
> > >
> >............................................................................
> >..........................................
> > > Donald R. Strong
> > > Catalina 38 #50 1980
> > > Discreet Charm
> > > Davis, Ca
> > > Phone, 530 752-7886
> > >
> > >
> > >
> > > _______________________________________________
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>
>......................................................................................................................
>Donald R. Strong
>Professor
>Section of Ecology and Evolution
>                   and
>Bodega Marine Laboratory
>Division of Biological Sciences
>University of California, Davis 95616
>Phone, 530 752-7886
>Fax    , 530 752-1449
>
>
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