If this helps at all, this is a link to a sketch of the Centreboard installation for the C&C 37/40+ CB: https://c-c-37-40.blogspot.ca/2017/08/construction-drawings.html
Someone else on the list provided this to us all some time ago. Ken H. On 10 October 2017 at 13:34, Charlie Nelson via CnC-List < cnc-list@cnc-list.com> wrote: > My 36XL/kcb is of a different vintage but I believe it was a slightly > scaled down version of the C&C 37/40 of the late 80s/early 90s. Yours may > be very different. > > FWIW, the center boards of the above vintages were fiberglass filled with > lead. On my 36, the board weighs about 1000 lbs. > > My pin is ~ 4 inches in diameter SS--it will never need replaced although > it may need to be removed to fully access the entire board. > > After I my pennant separated about 6 years ago (while the board was up of > course!), the board swung on the pin and when it hit the trunk, the board > was torn apart and went to the bottom. AFAIK, the pin is accessed by > removing the fiberglass on both its ends and 'driving' it out, which the > yard had to do > to install a newly fabricated board. I consider this a big job--YMMV. The > pin is supported by SS brackets bolted into the trunk on both sides, which > are then glassed over > to match the centerboard foil. > > If your board is weighted, be VERY CAREFUL working to free it up. If it is > weighted, with or without a pennant, and it lets go suddenly, no part of a > human > body will stop it. Even if the pennant is attached, the shock loading > on it or the fittings of the board when it falls down to its normal sailing > position, could > cause damage to the boat and potentially destroy the board or at least > pull the fittings out. > > I keep my clean mostly by using it (dropping the board down for upwind > racing) and trying to have it down when the bottom is cleaned in the water > before a race, > which is approximately monthly. > > The cb boats of the above vintages (probably other manufacturers as well) > require that the board be at least partially inside the trunk even when in > the fully down position, > which is determined by the pennant stop on the C&Cs, usually on the cabin > top. > > If the pennant fails, the board will extend outside the trunk without any > athwartship support and MUST NOT be sailed under these conditions since the > board and pin may > be wrenched out of the boat. This would turn a bad day into a REALLY BAD > day. > > Charlie Nelson > Water Phantom > 1995 C&C 36 XL/kcb > > > > > > > > cenel...@aol.com > > > -----Original Message----- > From: bobmor99 . via CnC-List <cnc-list@cnc-list.com> > To: cnc-list <cnc-list@cnc-list.com> > Cc: bobmor99 . <bobmo...@gmail.com> > Sent: Tue, Oct 10, 2017 10:47 am > Subject: Stus-List C&C 37 Centerboard > > I've read Donald Sebastian's earlier thread and hope it's OK to start a > new, but related, one. > > I'm looking at a 1983 C&C 37-P K/CB. > (The "P" stands for Project Boat). > > One of the issues is that the centerboard pennant is likely unattached. > When the boat was hauled ~5 months ago, the centerboard descended > partially (I'm told). This makes me think the pin is in place and that > barnacles prevented a full extension. > > 1) Is the centerboard fiberglass? Is it heavy? > 2) If pin replacement is needed is that a big job? > 3) How are the centerboard and trunk kept clean? Floss? :-) > > Thanks in advance. > --Bob M > _______________________________________________ > > The bills have started coming in for the year 2018 and have gone up again. > October will be our fund raising month. Please consider sending a small > contribution to help keep this list running. Use PayPal to send > contribution -- https://www.paypal.me/stumurray > > All contributions are greatly appreciated! > > _______________________________________________ > > The bills have started coming in for the year 2018 and have gone up > again. October will be our fund raising month. Please consider sending a > small contribution to help keep this list running. Use PayPal to send > contribution -- https://www.paypal.me/stumurray > > All contributions are greatly appreciated! > >
_______________________________________________ The bills have started coming in for the year 2018 and have gone up again. October will be our fund raising month. Please consider sending a small contribution to help keep this list running. Use PayPal to send contribution -- https://www.paypal.me/stumurray All contributions are greatly appreciated!
