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Ivan K

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Posts posted by Ivan K

  1. 11 minutes ago, Paul J A said:

    Ivan; "It helps big time to temporarily replace a couple of bolts with studs so the manifold slides out and into its place easily." 

    Put a coat of a penetrating agent on those threads will help too. Might be able to use air and blow residue out before inserting the bolts used for the manifold installation.

    Yes, blowing out the blind holes is always good idea, I did not have to chase the threads since there wasn't any rust and bolts came out nicely but I used a bit of high temp antiseize in case I have to ever do it again. The couple of longer studs (cut of heads of long 10mm bolts) made positioning the gaskets and manifold easy.

  2. 6 minutes ago, 96 EVO said:

    No help to you now, but, I have fans attached to my covers, so in order to not have to disconnect their wires when I remove the covers, I attached a pair of 12" stainless fishing leaders to each cover.

    If mine ever came off, they would be flapping around, but they would stay with the coach!

    That's a good idea,  I have a fan there too and plenty of fishing stuff. Have a pic of the attachment?

  3. When I found a leak, I tried to torque the bolts to prescribed 35lbs and they easily turned a quarter of the turn. Of course that did not help so out they went without any problems. Trying to soak the threads was futile, pretty much non of the penetrant made it past the spacers unless the bolts were already backed off a little. And if the manifold needs to be backed out to replace one gasket, pretty good chance that the others get torn up doing it. It helps big time to temporarily replace a couple of bolts with studs so the manifold slides out and into its place easily. Not a bad job, just heavy with the turbo and deep in the hole, nothing like access on a truck.

    • Like 2
  4. Still don't know what system you have but with my HWH two ram system, both cylinders are t-ed and share the same valves through synchronizing cylinder on one side. No adjustment there, the only time I had it happening was with a leak and then air in the plumbing. Missing fluid would indicate a leak if that was the case. If air, there are bleeding procedures, somewhat messy. Don't know if you might have a mechanical issue effecting only one direction, I have adjustment nuts on ram pistons but they could not explain 6" difference) however air in extend line would be suspect in my case. Holding the button past retract stop might purge it, maybe.

  5. 10 minutes ago, Indydyne said:

    My number 6 cylinder exhaust manifold is leaking at the head. I have a 3 piece exhaust manifold. Is it possible to remove the number 6 manifold and leave the rest installed?

    Interesting idea but I doubt it could be wiggled out without loosening all the manifold bolts. Once you have enough space to rotate it a bit, it should come out. It is a machined fit, will depend on the rust but mine was pretty clean in that area.

    But then again, once you get the bolts loose and slide the manifold away far enough to just replace the gasket, that would be the way to do it. It is an approved method and #6 is the easiest to clean the old gasket remnants. Don't drop them in the holes.

    • Like 1
  6. I was gonna suggest totally bypassing the manifolds and know how to do it on our HWH but Valid may be different in ways I don't know. Still believe it would be doable by connecting bag and ride valve lines at the manifold with some PTC couplers. Effectively making it a coach with no levelin, just for the transport. An other, brainless way, would be to install schrader valve PTC fitting on bag lines and inflate them...

  7. Dont think there's one wit 0-8" H2O but these minders can easily be tested with handheld vacuum pump if in doubt. Typical range for diesels is 25" H2O for an alarm, if so equipped. It is a good practice resetting them once a while, a sudden drop in reading is an indication of a potential trouble just as an increase.

  8. If your alternator is the Duvac kind and the reference lead gets disconnected because it is past the switch, it will do what it can to get the reference voltage, which is now missing, to where it should be, ~14V. I don't know your coach to tell why is it starting off house but the starter lead does not go through the switch anyway.

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