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excavator pump

  1. J

    Komatsu PC75uu-2 pump parts

    I just picked up an older Komatsu PC75uu-2. The previous owner said it needs pump work. Took it home and sure enough, I got 2,200 psi on 1 valve manifold block and 0 psi on the second valve manifold block. The third manifold block comes off the gear pump at the end of the piston pump and that...
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