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Article #4366Re: Old Merc: How much tell-tale flow?
From: Paul Jacobsen
Date: Sat, 03 Jun 2000 00:00
Date: Sat, 03 Jun 2000 00:00
41 lines
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2645 bytes
Dave <adave@ehmail.com> wrote in message
news:3939DE5F.DE0E6DA8@ehmail.com...
> I recently bought an old Merc, then I bought a manual. I've been
> checking over everything and giving it a tune-up prior to taking it
> out. My book covers a lot, but doesn't say how much water should be
> coming out the tell-tale stream ("pisser") if everything is working
> properly.
>
> My motor is a 1967 Mercury Model 60 (6.0 horsepower). There isn't a
> hose hooked up to the "pisser", there's just a hole in the leg. The
> diameter of the hole is between 3/32" and 7/64", and it comes out at
> around 30 degrees from vertical. When the motor is running, it just
> kind of trickles out, sometimes running down the leg and sometimes
> lifting off the leg a bit. Neither motor RPM nor gear (F/R/N) don't
> appear to make much difference to the flow rate. It looks like less
> flow than I would expect to see, but I don't know how much it should
> be. I took the lower unit off and checked out the impeller, which
> appears to have been recently replaced. However, the copper tube that
> connects the water pump to the powerhead is a bit banged up on the end,
> and the seals where it attaches to the water pump don't look that hot
> either. I haven't checked in to getting replacements for the seals or
> the impeller yet, and I haven't tried flushing out the cooling system
> with a hose. Should I be worried, or does it sound like I have enough
> tell-tale flow?
>
> Thanks!
>
> Dave.
You may also have an internal obstruction in the tell tale plumbing,
normally due to a little bit of white aluminum oxide plugging things
up.
Try this: Blow compressed air up the hole from the outside and
run it again. It may well improve the flow.
--
Paul
"Ask about the twelve step program for recovering Clinton voters."
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 10807f,ee58932810b8fd86,start X-Google-Attributes: gid10807f,public X-Google-Thread: 11428d,ee58932810b8fd86,start X-Google-Attributes: gid11428d,public From: "Paul Jacobsen" <pejacobsen@minnSpamStop.net> Subject: Re: Old Merc: How much tell-tale flow? Date: 2000/06/03 Message-ID: <8hcnl6$5no$1@newsfeed.minn.net> X-Deja-AN: 630808651 References: <3939DE5F.DE0E6DA8@ehmail.com> X-Priority: 3 X-MimeOLE: Produced By Microsoft MimeOLE V5.00.2314.1300 X-Complaints-To: abuse@minn.net X-Trace: newsfeed.minn.net 960094694 5880 216.177.136.1 (4 Jun 2000 04:58:14 GMT) Organization: MinnNet Communications, Inc. X-MSMail-Priority: Normal NNTP-Posting-Date: 4 Jun 2000 04:58:14 GMT Newsgroups: rec.boats,can.rec.boating