Had a quick look online at a manual for this engine and came across the following;
MODELS E673L, S773L, N844L, N844L-T ONLY Add engine oil slowly. Pouring the oil too quickly can result in the oil overflowing into the air breather valve and then into the air intake manifold. Cranking the engine with oil in the manifold will severely damage the engine.
Is there a possibility the breather valve mentioned is missing or sticking?
Or maybe a baffle is missing.
The manual also stresses over and over to not overfill the oil.
I worked on a 6.2 diesel that had an oil issue and ended up connecting an external pump to the oiling system and pumped solvent through it with the engine not running and partially dismantled to locate the leak, in that case it was pushing oil into the coolant through a crack/flaw in the block.
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Today's Featured Article - Hydraulics - Cylinder Anatomy - by Curtis von Fange. Let’s make one more addition to our series on hydraulics. I’ve noticed a few questions in the comment section that could pertain to hydraulic cylinders so I thought we could take a short look at this real workhorse of the circuit. Cylinders are the reason for the hydraulic circuit. They take the fluid power delivered from the pump and magically change it into mechanical power. There are many types of cylinders that one might run across on a farm scenario. Each one could take a chapter in
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