

| Subject: | Re: Advice on TD engine problem |
| From: | Ralph Meyermann |
| Date: | Fri, 8 May 2015 21:09:18 -0500 |
Is it a correct diesel oil pump? Try priming it counter clockwise? I've seen some gassers spin the intermediate shaft opposite direction than the diesel??? On May 8, 2015 8:54 PM, "Ralph Meyermann" <ralphmeyermann@gmail.com> wrote: > 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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