Removing crankshaft on YS140L

Allan Weir aweir at spacey.net
Sat Jul 17 03:46:38 AKDT 2004


Waytch it! Some of those internal rotating screws are left hand thread!

john tarpinian wrote:

> thanks Terry,
>
> After I sent off the email I thought about it again
> and finally worked the assy loose.  The old gasket was
> really holding the disc valve assy in place.
>
> Thanks again,
> John
>
> --- Terry Brox <tbrox at cox.net> wrote:
> > You do not need to remove the disc valve screw. Just
> > remove the rear
> > cover/disc valve assembly. The crank pin sets in a
> > recess hole in the disc
> > valve. Nothing holds the disc to the Crank. Be sure
> > to remove the camshaft
> > before removing the crank. Good luck, Terry
> > ----- Original Message -----
> > From: "john tarpinian" <jtarpinian at yahoo.com>
> > To: <discussion at nsrca.org>
> > Sent: Friday, July 16, 2004 9:36 PM
> > Subject: Removing crankshaft on YS140L
> >
> >
> > > I'm trying to remove the crankshaft on a YS140L in
> > > order to inspect the rear bearing.  I'm having
> > trouble
> > > removing the disc retainer screw which holds the
> > disc
> > > valve assy to the crankshaft.  When I try to turn
> > the
> > > screw it creaks and feels like it's going to snap.
> > > Any help would be appreciated.
> > >
> > > Thanks
> > > John Tarpinian
> > >
> > >
> > >
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