Sticking pilot spools in Powershift valve body allowing an extra clutch to be engaged when it should not be. The valve body needs cleaned by a Case Technician who is familiar with its operation. If you run it it will cause fatal damage to the powershift clutch plates. Have seen many like yours and it is caused by lack of maintanance to the powershift oil and filters, dirt and sludge bypass the filter and goes directly to the valve , sticking the spools. On occasion people will throw the bypass cartridge away with the used filter when servicing allowing easy bypass of the filter by the dirty oil. At a minimum you need a good service manual, at best befriend a GOOD Case Ag Mechanic. Go to the Case David brown site and search the archives with "Sticking Pilot Spools". mEl
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Today's Featured Article - Third Brush Generators - by Chris Pratt. While I love straightening sheet metal, cleaning, and painting old tractors, I use every excuse to avoid working on the on the electrics. I find the whole process sheer mystery. I have picked up and attempted to read every auto and farm electrics book with no improvement in the situation. They all seem to start with a chapter entitled "Theory of Electricity". After a few paragraphs I usually close the book and go back to banging out dents. A good friend and I were recently discussing our tractor electrical systems when he stated "I figure it all comes back to applying Ohms Law". At this point
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