[C38] Binding Halyards/Masthead
Les
hlhowell at pacbell.net
Sat Jul 5 12:01:09 EDT 2008
I forgot to mention... With the sheet winches, you can develop more than
1 ton of pull.
I wouldn't force that too much, because you might bend the pins in the
sheaves if they are taking the strain.
Then removing them would really be tough.
Regards,
Les H
On Sat, 2008-07-05 at 08:57 -0700, Les wrote:
> This sounds like something has snagged the halyard. With no load, the
> halyard would normally just slide over the sheave. You may have
> something lodged inside the mast. And for it to be both halyards is
> really weird. Do they by any chance move in tandem? If you hold the
> jib sheet and pull the main shackle, does the jib halyard try to move
> with it? Are they wire to rope? If you are using wire to rope
> halyards, and this is the case, one may have fishooked and grabbed the
> other.
>
> Regards,
> Les H
> On Sat, 2008-07-05 at 09:52 -0400, Russ and Karleen Duff wrote:
> > Thanks for the replies. The only thing I see that is a problem is
> > that the halyards aren’t just difficult to move, they WON’T move.
> > Actually, the main halyard will move a few feet if I use the winch,
> > but then it takes all my weight to pull it down, and the jib halyard
> > won’t move at all. Does this shed any light on things?
> >
> >
> >
> > Sincerely,
> > Russ Duff
> > Catalina 38, Hull #112
> > "AVANTURA"
> > Lake Erie
> > Grosse Ile, Michigan
> >
> > AVANTURA AT COMCAST DOT NET
> >
> >
> >
> > ______________________________________________________________________
> > From: listserve-bounces at catalina38.org
> > [mailto:listserve-bounces at catalina38.org] On Behalf Of Tom T.
> > Sent: Saturday, July 05, 2008 8:59 AM
> > To: Catalina 38 Listserve
> > Subject: Re: [C38] Binding Halyards/Masthead
> >
> >
> >
> >
> >
> >
> >
> > Hello Russ,
> >
> >
> >
> >
> >
> > Servicing the sheaves on our masts is difficult to do unless the mast
> > is unstepped. Our masthead is welded captive to the mast and cannot
> > be removed so the sheaves have to be serviced with the masthead in
> > place.
> >
> >
> >
> >
> >
> > When I unstepped my mast a few years ago, I found that one of my
> > masthead sheaves was different from the rest. Then I found the
> > original matching sheave in the mast step where it had dropped from an
> > earlier repair attempt from a previous owner.
> >
> >
> >
> >
> >
> > Our masthead sheaves are secured by a gate on the side of the masthead
> > held by tapped screws. Once the plate is removed, it's easy to remove
> > the sheave pin but doing so will allow the sheave to drop to the
> > bottom of the mast if you don't secure it properly.
> >
> >
> > I think the only way to safely service the sheaves with the mast up is
> > to remove one halyard at a time and service one sheave at a time
> > without the load of the halyard on it. You could then easily use wire
> > or string to secure the unloaded sheave to remove it from the
> > masthead. I had an easier job because my mast was down laying on saw
> > horses but I did envision doing this procedure with the mast stepped
> > and believe it is possible.
> >
> >
> >
> >
> >
> > I used marine trailer axle grease on my sheave pin. I had tried WD40
> > and even PB Blaster when the mast was up but they were only of limited
> > success. By completely removing the sheaves and pins, polishing any
> > corrosion off and then greasing with a waterproof grease has made my
> > halyards work very smooth and easy.
> >
> >
> >
> >
> >
> > I had limited time when my mast was down but if I had more time, I
> > would have drilled my sheave pins and installed grease fittings so
> > future service could be done easily without any disassembly of the
> > masthead.
> >
> >
> >
> >
> >
> > It's been several years since I serviced my masthead so I hope my
> > memory is serving me right with this advice.
> >
> >
> >
> >
> >
> >
> >
> >
> > Good luck,
> >
> >
> > Tom Troncalli
> >
> >
> >
> >
> >
> > ----- Original Message -----
> >
> >
> > From: Russ and Karleen Duff
> >
> >
> > To:Catalina 38 Listserve
> >
> >
> > Sent: 7/5/2008 1:36:16 AM
> >
> >
> > Subject: [C38] Binding Halyards/Masthead
> >
> >
> >
> >
> >
> > I finally got the motor put back together and running, and now
> > I have a problem with my main and jib halyards; they are both
> > badly binding. I have no idea what could be causing this
> > except that either the halyard sheaves are frozen, or maybe
> > one, or both, of the lines have come off-track (they were fine
> > at haul out at the end of the season). I am planning to go up
> > the mast tomorrow to inspect things and hope for an easy fix.
> > If it isnt, and I need to dig deeper inside, how does the
> > masthead come off? Can it be removed with the mast up? I
> > wouldnt think so because arent the fore and aft stays
> > connected to it? If it cant come off, is there any way to
> > access the sheaves while it is on? This s_cks, I finally get
> > the motor fixed, and now its something else (I guess thats
> > what you get with a 27 year old boat). Any advice would be
> > appreciated.
> >
> >
> >
> >
> >
> > Sincerely,
> > Russ Duff
> > Catalina 38, Hull #112
> > "AVANTURA"
> > Lake Erie
> > Grosse Ile, Michigan
> >
> > AVANTURA AT COMCAST DOT NET
> >
> >
> >
> >
> > No virus found in this incoming message.
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> > _______________________________________________
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>
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