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-   -   reading about seawater driven fuel pump - now paranoid (https://www.offshoreonly.com/forums/general-q/303416-reading-about-seawater-driven-fuel-pump-now-paranoid.html)

PowerAddict 09-25-2013 10:09 AM

reading about seawater driven fuel pump - now paranoid
 
Hi, so, I was reading on the failures of the cam in these things and I'm all worried.

What will cause them to fail? How often do they really fail? Can you tell me anything you know about them?

Hook'em 09-25-2013 10:20 AM

I doubt you'll wear anything out before the gaskets melt away from alcohol fuel. Been my experience anyway.Check the little 4-6 oz oil reservoir, when it's full of fuel....there ya go. Good luck.

thirdchildhood 09-25-2013 10:44 AM

I change the impeller and oil once a year. I use outdrive oil.

PowerAddict 09-25-2013 11:17 AM

welp, now to sound like an idiot...

How do you add oil to the cam that drives the pump?

Matjluk 09-25-2013 12:14 PM

Take fuel pump off and filler up !

PowerAddict 09-25-2013 01:09 PM

oh, really, that simple. Thats what I was thinking.

So, what happens if there is gas in there?

Unlimited jd 09-25-2013 01:21 PM

Empty it out and refill with oil. They always have fuel in them.

PowerAddict 09-25-2013 01:40 PM

alright, cool. Feeling a little better.

Thanks!

thirdchildhood 09-25-2013 01:57 PM


Originally Posted by lil red (Post 4002008)
Empty it out and refill with oil. They always have fuel in them.

Yep.

Hook'em 09-25-2013 02:53 PM

Fuel in the res means the diaphragm has failed...and you're running 87 octane instead of the 90 weight oil for pump lubrication.

I'm not arguing but I've never heard "they all have fuel in them". Mine doesn't.


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