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I got a call about an engine with fuel dilution in a Tigercat 890 shovel. It is a FPT C87 and I can't find any information on it at all. Has anyone got any info or heard any scuttlebutt on them?
You have to have a damn scorecard and Google Earth these days just to figure out who the #$%^&!!!! dealer is for any make or model, and you damn well better pencil it in, because they're change it next week!
If the machine is still in warranty (and even if is not) you can be better to work through the tigercat dealer. (Tigercat might take what they learn from your engine and apply it to other 890's existing/ yet to be built)
FPT Industrial has 10 manufacturing plants and 7 R & D centers.
Diesel dilution of the engine oil can be a result of the diesel sticking to the cylinder wall when the engine is cold (in cold conditions) and then the diesel is getting past the piston rings. Faulty coatings/ hardening treatment etc of the the piston rings.
The smaller version 6.7 has had a short life in some levelling 855 shovels.
I know a few of the steep slope excavators/ timber falling machines were engine dry sump converted with a kit to better lube the engines on steep terrain. (e.g 2 stage electric oil pump for dry sump system https://www.emp-corp.com/products/advanced/OP3530/ )
So I'm getting the idea that these engines are different in the base pollution controls. Common rail system with electronic control and no DPF. Word I got on this engine was gallons of fuel in the basement and only two dead injectors. I gotta think the high pressure pump is blowing fuel into the oil out whatever type of drive system they use. I've had pretty decent luck in the past with manufacturers and development components. I hope my client has the same luck.
We were thinking that to start with but they have about twenty machines running and all get fuel from the same source. This is the only machine with a problem at this time.
What about the fuel tank in the truck? We had fuel issues for a buncher that turned into a crack on top of the operators skid tank in his service truck that was letting water in.