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aeration

  1. A

    2005 Cat 315cl cavitation issue

    I’ve got a Cat 315cl that I replaced an o-ring on the block port that bolts onto the main Hydraulic pump (picture below). To do this I drained all the hydraulic oil in the hydraulic tank and when I went to fill the hydraulic tank I put the oil that was in there before and some new cat branded...
    • Albert123
    • Thread
    • aeration block port cat 315cl cavitation foam in reservoir foamy fluid hydraulic oil noisy hydraulic pump
    • Replies: 17
    • Forum: Excavators
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