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    L4701 HST Leaking Hydraulic Fluid

    If the hydrostatic filter is clogged could that build excess pressure in the system forcing it to leak out?
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    L4701 HST Leaking Hydraulic Fluid

    Are there common failure spots or seals on these HST units?
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    L4701 HST Leaking Hydraulic Fluid

    I thought that at first, but when I split the bell housing almost a quart of hydraulic oil spilled out
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    L4701 HST Leaking Hydraulic Fluid

    My L4701 HST with only 700 hours started leaking hydraulic fluid from the starter. The starter has a gasket that mounts it to the bell housing which makes me think that there is supposed to be hydraulic fluid in with the flywheel. But I am not sure. I split the tractor and replaced all gaskets...