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  1. P

    D9R diff steer problem.

    A couple of years ago I overhauled the pump and motor on the steering on a D9R serial no 7tl. all went fine for about 2000hrs and the pump broke up by spliting the spline out of the cylinder block. Rebuilt the pump again bench test fine. When setting it up on the dozer the pump pressure...
    • pfpm
    • Thread
    • Replies: 7
    • Forum: Dozers
  2. P

    Very old Hitachi UH061 Parts.

    I have been chasing a pinion gear for the slew motor on a old Hitachi UH061. Haven't had any luck in Australia and that part has been discontinued by Hitachi. The genuine part number is 3015515. Does anybody have any clue as to where one might find something like that in the US. Other wise I...
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    Komatsu PC50MR-2 Motor stalling.

    Some time ago I had PC50MR-2 which had a motor stalling problem which was intermittent but more frequent after a few hours operation. After much testing and investigation I determined that the servo piston was Hanging up and not allowing the pump to compensate, Hence the stalling motor. I found...
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    Augers

    This is my first post on this forum and I'd like to say what a informative site you guys have here. I have a friend that is selling his hydraulic auger equipment which includes (2008 Digga SD70HDA 70,000nm torque auger drive, 600,1000,1250 & 2500 earth, rock, core barrels, cleanout bucket &...
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