I run a 6620 titan II level land with a 643 and while my corn was not that good this year in past years I have had 200+ bushel corn through it and the setup explanation from JDSeller is awesome follow that to a T! But I will add that as long as the internals of your combine are in good shape you should be able to run significantly faster than that, I have run both yellow cab and titan II 6620's and the titan II's will run circles around a yellow cab in corn. You may have cracking/grinding issues because you arent keeping the cylinder full enough, however if you set it as mentioned at a speed you are comfortable with then by all means keep at it and enjoy!
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Today's Featured Article - Hydraulic Basics - Part 2 - by Curtis Von Fange. In the last entry to this series we gave a brief overview of hydraulic system theory, its basic components and how it works. Now lets take a look at some general maintenance tips that will keep our system operating to its fullest potential. The two biggest enemies to a hydraulic system are dirt and water. Dirt can score the insides of cylinders, spool valves and pumps. Wate
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