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Reginald P. Smithers III Reginald P. Smithers III is offline
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First recorded activity by BoatBanter: Apr 2007
Posts: 1,557
Default when to change raw water impeller

wrote:


No problem, do what you think is best. It's your boat.
I will probably be up on the trailer next week for my 2000 hour and I
will post a picture of a 1700 hour impeller running in the water I
posted the other day. I am still holding 3 PSI at idle and 17-18 at
4500. That is pretty much what it did new so I bet it is not that bad.


gf,
I am glad you have not had any problems with your impeller, and I hope
your luck continues. I follow the mfg'er recommended schedule in
changing the impeller, oil and outdrive fluid, and never worried about
about the few dollars it cost. All of these are very easy DIY projects.
It was very cheap insurance. I have never had an accident in my car,
nor have I filed a claim on my homeowners insurance, but I would not
consider discontinuing my insurance.

For what it is worth, here is the recommended maintenance schedule:

http://idlezone.com/html/boating_faqs.html

While they recommended changing the impeller every 100 hrs. I only
changed the impeller after the first 100 hrs, then decided I could do it
every other year.

At the very least, I hope you are pulling your impeller and inspecting
it on an annual basis. If not, I hope your luck continues.