The PTO will not provide power with the main clutch pushed in. It will if the Heisler lever is in either position. The Heisler unit is a high capacity friction clutch, that is disconnecting one set of final drive pinion/Bull gears. This is the same as having a steering clutch in a dozer, except this has a differential and when one side is disconnected, the internal gears act like that wheel is on ice, and the other wheel does nothing. Thus the tractor stops, and the trans keeps going. powering the PTO shaft. It is still necessary to use the main clutch to shift gears, as all internal gears will turn and grind if the main clutch is not pushed in when shifting. JimN
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Today's Featured Article - Two-Brush Generators - by Chris Pratt. Whether for product liability or because the aftermarket parts and labor business is lucrative, this concept is disturbingly prevalent. Fortunately when you step into your shop and make that jump 50 years back in time to work with your old tractor, this concept goes out the window. Even so, when it comes to the charging system, people quickly revert to this idea and start replacing the major components one at a time until it works. The reason you don't find any decals in your replacement set wit
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