Ed,
Had same issue on J30 in Mandeville. Don't recall details. I may call owner and
see if he remembers fix.
Dennis C.
Touché 35-1 #83
Mandeville, LA
Sent from my iPhone
On Aug 17, 2012, at 8:30 AM, elev...@grayinsco.com wrote:
>
> Graham:
>
> The pulley was on tight with no apparent misalignment. All seals, spacers,
> and bearings were new and in the proper order. The bearings and shaft
> reassembled into he pump housing without problem. Everything looked and felt
> correct. That is why I am puzzled.
>
> Ed
>
> -----cnc-list-boun...@cnc-list.com wrote: -----
> To: cnc-list@cnc-list.com
> From: Graham Collins
> Sent by: cnc-list-boun...@cnc-list.com
> Date: 08/16/2012 09:05PM
> Subject: Re: Stus-List Yanmar 2QM15 water pump
>
> Hi Ed
> I'm assuming the pulley was on tight. Did you verify that the pulley
> was properly aligned with the drive pulley? If something was off there
> (maybe a spacer on the shaft in the wrong place, for example) it would
> put an offset load on the pulley.
>
> Graham Collins
> Secret Plans
> C&C 35-III #11
>
>
> elev...@grayinsco.com wrote:
> > I rebuilt the spare water pump. New seals, new bearings. All went back
> > together with no apparent glitches. After no more than 2 hours of
> > operation, the shaft has reamed the pulley to an almost perfect circle
> > and the pulley likewise wore the shaft so that it is no longer notched
> > to fit in an undamaged pulley. I intend to rebuild the original but
> > leaking pump but I am wondering what I may have done wrong to cause
> > such an early failure.
> >
> > Ed
> >
> > C&C 30 Dreamgirl
> >
> >
> >
> >
> >
> >
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