New Turbo & Actuator, 3 miles down , new camshaft?? |
12-26-2019, (Subject: New Turbo & Actuator, 3 miles down , new camshaft?? ) Post: #19 | |||
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RE: New Turbo & Actuator, 3 miles down , new camshaft?? Hard facing on cams is toast. I would be concerned about soot packing. You might be looking at a overhaul in the near future. | |||
12-26-2019, (Subject: New Turbo & Actuator, 3 miles down , new camshaft?? ) Post: #20 | |||
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RE: New Turbo & Actuator, 3 miles down , new camshaft?? That oil almost looks burnt. That is a serious shade of black. What were the oil and coolant temps running at. Any idea what the oil change intervals were on it. No doubt that cam is shot. That's from no changing the oil enough. Grime grinds away at the cam lobes. This engine was neglected bad. Someone didn't change the oil in it. What a shame. Just to ease your mind for a minute (and only a minute) there's still nothing definitive that warrants an overhaul. BUT... you need to absolutely do some tests before you just throw a cam in it and button it back up. You need to make damn sure your not wasting your time just replacing the cam only to have to pull it all back apart because there is a major underlying problem in or under the head. The oil pan needs do be dropped and the bottom end needs to be looked at. Carbon packing is gonna be an issue. You need to see how bad it is. You also need to see what you can see on all the cylinders. Make sure nothing stands out with any of them as far as scars and scrubbing. Make sure you don't have any scary pieces of metal in the pan. Take good clear pictures of the cylinders and the bottom end and post them. Then you'll NEED to pressurize the cooling system to 20 psi and leave it sit overnight. You'll be checking for a dropped liner or problems with the head or head gasket. Rawze shows a good bit of what to look for as far as searching for coolant down there in this video of his overhaul. https://youtu.be/yzQH_Utawis This will give a good indication of weather its advisable to fix the obvious and them proceed to get what profitable life is left in that engine. If you're extremely lucky and everything is salvageable, your gonna need to take some steps to "clean that carbon out of the engine. But that's only if you're not looking at a junk engine. We all feel for you and hope for the best. But please do the proper work and see what animals and monsters your dealing with. It can all be fixed. We're here to help with good profitable decision making. Don't be afraid to ask. | |||
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12-26-2019, (Subject: New Turbo & Actuator, 3 miles down , new camshaft?? ) Post: #21 | |||
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RE: New Turbo & Actuator, 3 miles down , new camshaft?? (12-26-2019 )Rawze Wrote:Okay for all the people don't want to sit there and say that I made a mistake I will admit I made a mistake but I was fifteen hundred miles from home trying to get back for Christmas I do not own the laptop program or interface to install a turbo on this truck myself so I tried to get the shop to do it know I'm here asking for insight information and to learn how to repair the truck myself I will be buying a camshaft and bearings and going back to Missouri to fix the truck in a parking lot myself any help or information would be gladly accepted and thanked very much(12-25-2019 )bookerjt Wrote: Hello, and ty for letting us join..Husband broke down in Mo. Freightliner said it's turbo and actuator, $7,000. K, it's a isx871 2010, which he got a couple of months ago..Guy was done within a day, took for test drive, then they called Jason (spouse) to come get keys..he drove it down the road to get his trailer, then proceeded to drive under load. Engine shut off came on. He limped it back down, the mechanic gone, new mechanic says $1,100 to diagnose, now needs new camshaft,$15,000. Seriously?? Excessive Crankcase Pressure?? What am I/he missing? | |||
12-26-2019, (Subject: New Turbo & Actuator, 3 miles down , new camshaft?? ) Post: #22 | |||
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RE: New Turbo & Actuator, 3 miles down , new camshaft?? You are getting the help you need. The harsh words and the kick in the rear are to just drive home the lesson that YOUR business and livelihood should NEVER be taken lightly. I've said it before. The lessons that are never forgotten are the one that hurt the most, annoy the most and cost the most. Rawze uses harsh words to drive it all home and wake up the lesson deaf. But he's also the one that is helping the most and will help the most. Take it in and move on. Most of us on here had to do the same and we're all much better for doing so. You've landed in a good place to undo some of you're problems. | |||
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12-26-2019, (Subject: New Turbo & Actuator, 3 miles down , new camshaft?? ) Post: #23 | |||
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RE: New Turbo & Actuator, 3 miles down , new camshaft?? (12-26-2019 )Chamberpains Wrote: You are getting the help you need. The harsh words and the kick in the rear are to just drive home the lesson that YOUR business and livelihood should NEVER be taken lightly. I've said it before. The lessons that are never forgotten are the one that hurt the most, annoy the most and cost the most.Harsh words don't bother me but harsh words with a little information like where to look what test to perform what to watch out for can be taken a lot better than a harsh words with no information I am an old school diesel mechanic that's used to working on mechanical and free emissions vehicles I have very little knowledge about these 400 to 500 horsepower computers so where do I find the information on what test I should perform and what I should be looking for | |||
12-26-2019, (Subject: New Turbo & Actuator, 3 miles down , new camshaft?? ) Post: #24 | |||
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RE: New Turbo & Actuator, 3 miles down , new camshaft?? [/quote] where do I find the information on what test I should perform and what I should be looking for [/quote] The cam in that picture is toast, and your head might be shot too. I'm willing to bet that engine has other problems due to extended oil drain intervals. If I were you I would drop the pan and pull some bearings out and have a look. And while you got the pan off, pressurize the cooling system to 20 psi let it sit over night then bar the engine over by hand while someone lays under the truck looking and listening for coolant gurgling and dripping down(look very very closely, not always real obvious). If you find coolant then you know for certain it's inframe time and any other problems your having aren't really gonna matter.You can also look up into the liners with a flashlight and look for polishing and other damage. | |||
12-26-2019, (Subject: New Turbo & Actuator, 3 miles down , new camshaft?? ) Post: #25 | |||
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RE: New Turbo & Actuator, 3 miles down , new camshaft?? where do I find the information on what test I should perform and what I should be looking for [/quote] The cam in that picture is toast, and your head might be shot too. I'm willing to bet that engine has other problems due to extended oil drain intervals. If I were you I would drop the pan and pull some bearings out and have a look. And while you got the pan off, pressurize the cooling system to 20 psi let it sit over night then bar the engine over by hand while someone lays under the truck looking and listening for coolant gurgling and dripping down(look very very closely, not always real obvious). If you find coolant then you know for certain it's inframe time and any other problems your having aren't really gonna matter.You can also look up into the liners with a flashlight and look for polishing and other damage. [/quote] Had a borescope put through the injector hose to look at the cylinders Schoenherr still have plenty of cross-hatching and they are not polished | |||
12-26-2019, (Subject: New Turbo & Actuator, 3 miles down , new camshaft?? ) Post: #26 | |||
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RE: New Turbo & Actuator, 3 miles down , new camshaft?? Well that's good, I guess it's time to drop the pan. | |||
12-26-2019, (Subject: New Turbo & Actuator, 3 miles down , new camshaft?? ) Post: #27 | |||
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RE: New Turbo & Actuator, 3 miles down , new camshaft?? | |||
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