

| Subject: | Re: Advice on TD engine problem |
| From: | Ralph Meyermann |
| Date: | Thu, 21 May 2015 10:07:36 -0500 |
Great! When's the test drive? On May 21, 2015 7:38 AM, "kenneth wilford (Van-Again)" <kenwilfy@comcast.net> wrote: > Progress!! Put the engine back together yesterday, and installed the oil > filter flange without the check valve. Just by spinning the engine over > with the starter, I got oil pressure at the head in about 10 seconds! > Today I have to bleed the coolant system (again) and then it should be > ready to run. I am leaving an oil pressure gauge installed right now just > to be able to see what is going on. I also spoke with Chris at Foreign > Auto Supply in Maine. They also sell a TD conversion for the Vanagon. I > asked them specifically about the check valve in the oil filter flange. > They say that they always remove it on the diesel engines they install. It > is for the gas engines and that the diesels don't need it. That is good > enough for me. This one little part has caused me more pain and delay than > I would like to think about. Just not sure why the engine supplier didn't > know about this issue. > > Response from Overland so far has been to overnight me the bare essentials > to put this thing back together. I sent them pictures of one of the cam > bearing caps that looked galled to me and they said it was fine and I > didn't need a new head. After cleaning it up, it really isn't that bad so > I am not going to make a big deal about it since it is their warranty. > After everything is said and done, I am going to petition for some store > credit for all of my extra time. > > Ken > > On Fri, May 15, 2015 at 12:39 PM, kenneth wilford (Van-Again) < > kenwilfy@comcast.net> wrote: > > > So today I think I have finally gotten to the heart of the matter with > > this engine. I tried to spin the oil pump to get oil pressure coming out > > of block but no oil would come out. Finally I traced the oil passage > down > > through the block to the filter flange itself. I had already taken this > > off once and inspected it but not knowing how the oil system was supposed > > to work, I looked down this one passage and saw what I thought was a plug > > to block it off and didn't think anything of it since all of the other > > passages were unblocked. What I think I understand now is that this one > > passage that goes from the filter flange up into the block and then to > the > > head is a check valve? I am assuming that once you build up enough oil > > pressure it will open this valve and allow oil to travel up to the head. > > The valve would prevent oil from leaking down when you turn off the > > engine. I am thinking this valve is malfunctioning and not letting any > oil > > come through. I pulled the oil pressure sensor that is above this > passage > > and blew into it and air came right out of the block no problem. So the > > passage from the filter flange to the head is fine. It just seems that > > this check valve is stuck or blocked for some reason. It looks like it > can > > be removed with a torx tool so I may try to remove it and see what is > going > > on in there. > > > > I did pull the cam caps as Skipper suggested. They looked OK until I got > > to cap number 4 and then I got concerned. The others had light lines on > > them, but number 4 is really scored. I am going to try to get a new head > > from the rebuilder to replace this one. > > > > I sent them an email. I will let you know what their response is. > > > > Ken > > > > On Thu, May 14, 2015 at 11:11 PM, Ben <syncro@gmail.com> wrote: > > > >> I'm afraid Karl hit this right on the money. One particular situation > >> stuck in my memory. They sold a transmission to a local shop. When the > unit > >> felt too light, the mechanic removed from the shipping pallet to check > why > >> that was. The transmission case was completely empty. > >> > >> > >> BenT > >> > >> sent from my electronic leash > >> > >> > On May 14, 2015, at 5:48 PM, Karl Mullendore < > tdiguru@WESTYVENTURES.COM> > >> wrote: > >> > > >> > Unfortunately this is par for the course with Overland/Eurospec. > >> > > > > > > > > -- > > Thanks, > > Ken Wilford > > John 3:16 > > www.vanagain.com > > > > > > -- > Thanks, > Ken Wilford > John 3:16 > www.vanagain.com >
Have something to add on this topic today? Revive this thread in the forum »