Changing impeller

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How often do you change Impellers ?

Every year
0
No votes
Every 2 years
5
24%
Every 3 years
5
24%
4 to 5 years
2
10%
Inspect and replace as needed
8
38%
When the engine runs hot
1
5%
Impeller ?
0
No votes
 
Total votes: 21

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prowlersfish
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Changing impeller

Post by prowlersfish »

How often do you change Impellers ? Just change mine and the fixed a over heat on the boat next to mine (sail boat gen Gen-set ) So I was wondering how often you do yours
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77/78 TROJAN F36 Conv.
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The Dog House
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Re: Changing impeller

Post by The Dog House »

I'm interested to see what the results of this survey are. It's been three years since mine were replaced and I'll be replacing them this year. My boat is in fresh water, so that might increase the longevity.
1993 Sea Ray 200 Overnighter OB with 1993 Mercury 150 hp Outboard
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bjanakos
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Re: Changing impeller

Post by bjanakos »

I voted 3 years, because that is what I did on my old Mercruisers, but I would also like to see what most people do here. I had a rigid maintenance schedule that offered me the best in service coupled with balanced cost and work load. I am hoping to develop a similar plan for my Chryslers.
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prowlersfish
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Re: Changing impeller

Post by prowlersfish »

I use to inspect yearly ( the 2 out of 3 I could see) and replace every 3 years regardless . I was surprised this year to find 2 impellers in very poor condition going on year 3 ( been 2 1/2 years ) so I replaced all 3 . I also have replaced about a half dozen others so far this year in good to bad condition . One looked great pulling off the cover .But the center had spun so it would not pump water .
Boating is good for the soul
77/78 TROJAN F36 Conv.
6BTA Cummins diesels
Life is to short for a ugly boat :D
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LandVF36
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Re: Changing impeller

Post by LandVF36 »

With the Mississippi mud and zebra muscles, at least every 2 years and I carry 2 spares on board.
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2000 Carver 450 Voyager
1991 Thompson 21' Carerra Cuddy
1994 Scout 15'
2005 Caribe LCX9 dingy
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Reel Easy
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Re: Changing impeller

Post by Reel Easy »

I inspect every year. I also remove them for winter layup.
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bjanakos
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Re: Changing impeller

Post by bjanakos »

Make that 0 years... I had a failed impeller right from the start.
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