Posted by David G on May 26, 2014 at 16:48:59 from (205.215.206.18):
I worked on the garden and other things most of the day, but got about an hour in on the MH44 tuning.
The fuel tables are a two dimensional array with RPM on the x axis and load % on the Y axis. It was idling good but stumbling real bad under load. I opened up the top end quite a bit and it runs a lot better.
I added a push button hooked to the injector, so give it a quick squirt when starting cold. There is a table that enriches the mixture while it is warming up.
I am really missing having a dyno, and am at the point of having someone ride with me and look at the readings while I use it. The tractor runs best at 12.8 AFR, 14.7 is ideal, and it starts missing if I bring it up. I am thinking about turning autotune on with a setting of 12.8, and see how it runs.
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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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