[C320-list] Perkins M30 Oil Change last drops - WARNING

Thu May 4 08:52:09 PDT 2006

Dip tube will not work in the fitting but a 1/8 NPT to barb fitting 
with a hose or tube to fit your pump will work.

Pat #130

At 10:49 AM 5/4/2006, you wrote:
>I have the oil out except for the last qt. or so -- I took off the 
>plug in the drain pump arm just forward of the oil filter and tried 
>the pump wand in there with no result.
>Do I need the fitting or should the suction result anyway?
>I just came home to find my 14mm socket to try to remove the drain 
>plug at the bottom of the sump pan.
>Thanks, Rollie  #182
>
>-----Original Message-----
> >From: George Hunt <gchunt at comcast.net>
> >Sent: May 4, 2006 10:33 AM
> >To: Pat Moriarty <patm at psiurethanes.com>
> >Cc: C320-List <C320-List at catalina320.com>
> >Subject: Re: [C320-list] Perkins M30 Oil Change last drops - WARNING
> >
> >Pat
> >
> >You replace the plug with a fitting to allow suction from the bottom.
> >Then you have gravity to assist, and you are not relying on suction from
> >the top of the dipstick, or from whatever level you manage to reach with
> >a flexible tube.  As I am sure you know, the Perkins has a bend in the
> >dipstick tube, so it is difficult to tell when you are at the exact
> >bottom.  When it hits the warm oil, a flexible tube tend to curl up away
> >from the bottom.
> >
> >George
> >
> >
> >Pat Moriarty wrote:
> >
> >> George
> >>
> >> Does the plugged tube coming from the sump do a better job of oil
> >> draining?
> >>
> >> Pat
> >>
> >> At 08:37 AM 5/4/2006, you wrote:
> >>
> >>> Folks with the Perkins engine,
> >>>
> >>> Please read, this is a serious issue.
> >>>
> >>> I no longer have my Perkins, had to repower with a new Yanmar, because
> >>> (and I want to whisper the following, because I can't believe how stupid
> >>> I was) I ignored the problem of getting ALL the old oil out.  I
> >>> religiously changed the (hot) oil and filter about every 50 hours (I had
> >>> about 900 hours total on the old engine).  But I always had trouble
> >>> finding the exact bottom of the sump, and left some oil behind.  Even
> >>> though I knew there was as much as a quart left behind, I figured the
> >>> nice new stuff would mix with the old and obviate any problems.  The
> >>> post-mortem on the engine showed a jelly-like sludge at the bottom, and
> >>> internals destroyed from lack of lubrication.  The poor old engine often
> >>> tried to tell me it was in trouble, but the symptoms mirrored the
> >>> problems many folks have had with fuel filters (slow loss of RPMs.)  I
> >>> lost count of how many times I changed fuel filters, almost always back
> >>> in port for obvious reasons.  The now cooled off engine always revved up
> >>> like a champ, convincing me I had solved the problem again.
> >>>
> >>> I believe the real solution is relatively simple:  Don't rely on a tube
> >>> thru the dipstick to change oil on the Perkins!!  Back in the days when
> >>> we all had Perkins engines, there was a lot of conversation about how to
> >>> add oil change systems at the drain plug on the bottom of the engine.
> >>> Some folks replaced the plug with a barbed fitting to accept a hose.  At
> >>> least one put in an automatic system.  But the point is, drain the oil
> >>> from the bottom, and if you still can't get it all out, talk to a
> >>> mechanic about kerosene rinsing, before it's too late.
> >>>
> >>> Good luck,
> >>> George Hunt
> >>> REPRISE   -  #215
> >>> Fort Myers, FL
> >>>
> >>>
> >>> Allan Field wrote:
> >>>
> >>> >Turn the boat upside down and give it a good shake...
> >>> >
> >>> >Seriously, what kind of pump are you using?  I have a self-priming
> >>> (very
> >>> >important) pump that seems to do a good job although I'm not sure I
> >>> know how
> >>> >to tell if ALL the old oil is out.  With a self-priming pump, I keep
> >>> moving
> >>> >the wand part all around the bottom of the pan and stop when I don't
> >>> see
> >>> >anything else coming up and the wand begins to cool due to lack of
> >>> hot oil
> >>> >coming through.  I assume you are trying to pump hot - versus cold -
> >>> oil.
> >>> >
> >>> >Allan S. Field
> >>> >Sea Shadow - #808
> >>> >Columbia, MD
> >>> >
> >>> >-----Original Message-----
> >>> >From: C320-List-bounces at catalina320.com
> >>> >[mailto:C320-List-bounces at catalina320.com] On Behalf Of A. R. Gates
> >>> >Sent: Thursday, May 04, 2006 12:44 AM
> >>> >To: C320-List
> >>> >Subject: [C320-list] Perkins M30 Oil Change last drops
> >>> >
> >>> >My dipstick hole oil extraction pump is not getting all of the old
> >>> oil out.
> >>> >What else can be done by me?
> >>> >
> >>> >Rollie  #182
> >>> >
> >>> >
> >>> >
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> >
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