PYI must have considered this..? Rich
> On Nov 14, 2013, at 10:43, "Bill Coleman" <colt...@verizon.net> wrote: > > Has anyone ever seen a Silicone bellows, or similar that could be used for > this? > I am a big fan of silicone hose, and have seen short connectors on powerboats > with a pleat in the middle, but not multiple pleats. I have also seen a > picture of a silicone (I think) bellows on European boat. > > Bill Coleman > C&C 39 <image001.gif> > > From: CnC-List [mailto:cnc-list-boun...@cnc-list.com] On Behalf Of Jim Watts > Sent: Monday, November 11, 2013 11:24 AM > To: 1 CnC List > Subject: Re: Stus-List further questions about replacing the bellows on a PYI > shaft seal > > The usual method is to use longer bolts in the coupler with a good solid > socket in the middle. As you tighten the coupler on the shaft up to the other > half the socket pushes the shaft out. If that doesn't work, it's usually > cut-off wheel time. > A better penetrating oil than PB Blaster is a 50/50 mix of ATF (automatic > transmission fluid) and acetone. > > > On 11 November 2013 07:44, Joel Aronson <joel.aron...@gmail.com> wrote: > Eric, > > IF PB Blaster doesn't work, you might try heat on the coupler. Get two pipe > wrenches - shaft and coupler. Heat and twist. > If that fails, use a gear puller or make one with a small piece of 1/4 inch > thick metal, drill holes to match the coupler and a threaded center hole for > a decent size bolt. Bolt the plate to the coupler and use the center bolt to > push the shaft out. > > Joel > 35/3 > Annapolis > > > On Mon, Nov 11, 2013 at 10:23 AM, Eric Frank <efran...@mac.com> wrote: > Thanks to the list's advice last week about getting the bolts loose on the > universal to shaft coupling, I got them all out with an impact wrench. > Worked beautifully. But now I am stuck again getting the shaft coupling off > the prop shaft. Removed the bolts that grip the coupling to the shaft and > also a square-headed bolt in the coupling that probably fits into a keyway in > the shaft, but I can't break the shaft loose from the coupling. I tried > holding the coupling from turning with a pipe wrench and trying to turn the > prop shaft (by gripping the sacrificial zinc on the shaft with a big vice > grips so as not to damage the shaft itself), but it didn't budge. And of > course I don't want to damage anything. > > One possibility would be to slide the shaft as far aft as possible (since it > is disconnected from the universal and the SS PYI piece (that acts as the > bearing up against the bellows) that is on the shaft slides forward on the > shaft) and then get a small wheel puller on the coupling so it would push the > shaft out of the coupling. I have no experience with wheel pullers but it > seems that it might work. > > But I would really value input from the list about how to proceed. > Apparently the salt water leaking around the bellows this summer rusted the > coupler sufficiently that it is really stuck. > > Eric Frank > Cat's Paw > C&C 35 Mk II > Mattapoisett, MA > > > _______________________________________________ > This List is provided by the C&C Photo Album > http://www.cncphotoalbum.com > CnC-List@cnc-list.com > > > > -- > Joel > 301 541 8551 > > _______________________________________________ > This List is provided by the C&C Photo Album > http://www.cncphotoalbum.com > CnC-List@cnc-list.com > > > > > -- > Jim Watts > Paradigm Shift > C&C 35 Mk III > Victoria, BC > _______________________________________________ > This List is provided by the C&C Photo Album > http://www.cncphotoalbum.com > CnC-List@cnc-list.com
_______________________________________________ This List is provided by the C&C Photo Album http://www.cncphotoalbum.com CnC-List@cnc-list.com
