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won't engage

  1. John Deere Forum
    Hey -- I just replaced the PTO clutch on this 94 STX38 with an 8TEN aftermarket unit but now it won't engage when connected to the tractor. Here's what I tested: -Ran a jumper to straight to the battery leads - The new 8TEN replacement PTO clutch clicks on at battery voltage about 12.5v...
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