[C38] [External] Re: Spinning water pump shaft and no spinning impeller

[Pierre Patino]

Hmm
The key is different for my impeller

[image: PXL_20220204_002254598.jpg]


I attached a short video too. Can anyone see it?




[image: yip.gif]

Hmmm



On Thu, Feb 3, 2022 at 12:23 PM Bruce Liese <BLIESE at kumc.edu> wrote:

>
>
> Bruce S. Liese
> s/v Freudian Sloop III
>
> ------------------------------
> *From:* Listserve <listserve-bounces at catalina38.org> on behalf of Max
> soto <maxsoto at gmail.com>
> *Sent:* Thursday, February 3, 2022 2:18 PM
> *To:* Catalina 38 Listserve <listserve at catalina38.org>
> *Subject:* [External] Re: [C38] Spinning water pump shaft and no spinning
> impeller
>
> Hi Pierre, sounds to me like it was just a bad impeller… That might also
> happens if the pump is dry…
> Years ago I replaced my impeller just for maintenance, and half an hour
> later noticed some white smoke on the exhaust and no water was coming out.
> Checked the impeller and there wasn’t a single blade attached. Was totally
> destroyed. So… it happens 🤷🏻‍♂️
> Regards,
> Max Soto A.
> +506-8312-1367
> Alajuela, Costa Rica
>
> > On Feb 3, 2022, at 12:12, Pierre Patino <pierre.patino at gmail.com> wrote:
> > 
> > Hi All
> >
> > Five months ago I replaced the raw water pump and when I turned on the
> engine after a couple of months of inactivity I noticed that no water was
> coming out of the exhaust port.
> > I concluded that the new impeller was not spinning.
> > I opened up the pump cover and saw that the shaft was indeed spinning
> but not the impeller.
> >
> > I replaced the impeller with an older one that I had saved from a
> previous maintenance and this worked.
> >
> > Barring a manufacturing defect on the impeller's central keyed ring,
> what else could be wrong? The pump shaft looks OK (visually).
> >
> > The impellers are not cheap for some reason.
> >
> > Thanks for your suggestions.
> >
> >
> >
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