Date: Fri, 8 May 2015 20:54:28 -0500
Reply-To: Ralph Meyermann <ralphmeyermann@GMAIL.COM>
Sender: Vanagon Mailing List <vanagon@gerry.vanagon.com>
From: Ralph Meyermann <ralphmeyermann@GMAIL.COM>
Subject: Re: Advice on TD engine problem
In-Reply-To: <CAAbuxxxXX7inLNC8W+X20k+tRBXc=rv3ec61db-5uz5rydGF7g@mail.gmail.com>
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And if you look closely you should see oil coming from the intermediate
shaft bearing right next to the pump shaft for a visual
On May 8, 2015 7:33 PM, "Michael Catlin" <mjcatlin.l@gmail.com> wrote:
> Ken,
> I like Jim's advice, but I would first remove the vacuum pump and prime the
> oil pump directly with a drill-driven slotted shaft such as this:
>
> http://techtonicstuning.com/main/index.php?main_page=product_info&cPath=634&products_id=1614
> (You could make a priming shaft from a piece of wooden dowel.) You will
> feel an increasing load on your hand-held drill if the oil pump is creating
> oil pressure.
> Mike
>
> On Fri, May 8, 2015 at 4:18 PM, Jim Felder <jim.felder@gmail.com> wrote:
>
> > 1. Head gasket on upside down, blocking oil access to the head. Make sure
> > you can see OBEN on the head gasket near the notches.
> >
> > 2. Possibly the oil pump is not engaging the vacuum pump despite the fact
> > that it seems to. The vacuum pump drives the oil pump.
> >
> > 3. Stuff sat around before the rebuild and mud daubers built a nest
> > somewhere. It is easier to find another block than to find the blockage.
> >
> > 4. The main bearings were installed without the halves with the holes in
> > them; or the holes are on the wrong journals, or they are installed
> upside
> > down.
> >
> > Off the top of my head, that's about it.
> >
> > If you really want to know if oil, any oil, is getting to the head, pull
> > the valve cover.
> >
> > Jim
> >
> > On Fri, May 8, 2015 at 5:49 PM, kenneth wilford (Van-Again) <
> > kenwilfy@comcast.net> wrote:
> >
> > > I thought I would ask for advice/cry on everyone's shoulder. I have
> been
> > > working really hard the last two weeks installing a 1.9l TD conversion
> > into
> > > a customer's Vanagon. Today was going to be the happy day of firing it
> > up
> > > and doing the break in. Instead, I am sad because so far, I have no
> luck
> > > getting the brand new engine to make any oil pressure whatsoever :-(
> > >
> > > Here is the story. Brand new engine, filled with 15-40 oil. Cranked
> the
> > > engine for at least 5 minutes while we were getting the fuel system
> > filled
> > > up and bled. The oil light was on the whole time, but because it is a
> > > conversion I thought maybe it wasn't working properly. We finally got
> > the
> > > engine to start and it ran sweet, sounded great and I was happy that
> all
> > my
> > > hard work was over. All of the lights on the dash went out except for
> > the
> > > oil pressure. I thought maybe it was an electrical glitch so I shut
> the
> > > engine down after about 30 seconds of running and checked the wiring.
> > > Seemed fine. I installed a pressure gauge in the port in the head.
> > > Started the van up again, ran for another 30 seconds or so and no oil
> > > pressure at all. Shut it down. Check the vacuum pump and it seemed
> > fine.
> > > Pulled it out looked at the oil pump shaft. Hooked up a rubber hose to
> > the
> > > pump shaft with an air tool to allow us to turn the pump itself at
> decent
> > > speed. Turned the pump clockwise for at least a minute, still no
> > pressure
> > > at the head. Reinstalled the vacuum pump, making sure that it seated
> all
> > > the way down (it drives the oil pump) and cranked the engine over
> > several
> > > times. Still nothing. Cracked the oil filter, it was full of oil so
> > that
> > > just cracking it, it ran out. I didn't put any oil in it because it
> was
> > on
> > > a decent angle and I figured it would just mostly spill out anyway. So
> > > something pumped oil into the filter, but I am not seeing any pressure
> at
> > > the head port.
> > >
> > > At this point, I spoke with the engine builder. They said maybe I just
> > > haven't let it run long enough period of time to get the air to bleed
> out
> > > of the system and that I should run it for another minute to be sure it
> > > isn't still just trapped air. My experience is that these motors make
> > > great oil pressure, usually it is pretty quickly made (just a few
> > > seconds). I am going to try the longer run and see if anything good
> > > happens but I am not hopeful. If anyone has any thoughts or advice,
> > please
> > > let me know.
> > >
> > > --
> > > Thanks,
> > > Ken Wilford
> > > John 3:16
> > > www.vanagain.com
> > >
> >
>
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