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Case Tractors Discussion Forum
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case 680 L

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Andrew Williams

06-12-2011 12:42:34




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HELP MY CASE 680 L WON'T START OR RUN UNLESS I LIFT THE BUCKET WHILE STARTING THE MACHINE.




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mEl

06-12-2011 12:51:55




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 Re: case 680 L in reply to Andrew Williamson, 06-12-2011 12:42:34  
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You have a deadhead in your open center flow from the pump back to the tank. Is that unit equipped with quick couplers where the hoe hooks up to the tractor, I have seen them get disconnected so the oil cannot flow and that is exactly what they do, check that first and get back to us. mEl



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Andrew Williamson

07-31-2011 12:42:15




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 Re: case 680 L in reply to mEl, 06-12-2011 12:51:55  
tractor doesn't have quick connectors anywhere and i really don't know what (a deadhead in my open center flow from the pump back to the tank) means. Is there a diagram I might be able to see somewhere?



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