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hydraulic oil

  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
  2. J

    bobcat t740 hydraulic oil

    I did a bit of searching online to see people's opinions on alternative hydraulic oils for bobcat skid steers. Not too many of the conversations comment on recent machines. Curious if anyone has experience using aw46 hydraulic oil in a more modern model like my t740. I put Mag1 aw46 in my new...
  3. M

    Hitachi EX300LC-1 Hydraulic Oil Selection (ISO 68 vs ISO 46)

    Hi everyone I recently purchased a Hitachi EX300LC-1 in reasonable condition for a small granite mining operation. The machine will be using an NPK hydraulic breaker for around 50-60% of its operating time. I am unsure about the viscosity of hydraulic oil which should be used in the excavator...
    • MKF1
    • Thread
    • correct hydraulic oil ex300 hitachi hitachi 300 hydraulic oil
    • Replies: 14
    • Forum: Excavators
  4. A

    JD 160C LC Hydraulic Noise

    Good day everyone! We've got a 160C LC, ~8000hrs on it, that's recently tarted having a very loud hydraulic whining, sounds like the main pump is cavitating. I'm certain it is because as the unit runs the oil gets foamy and in the sight glass and starts to get louder and louder. The unit never...
    • AAVDTECH
    • Thread
    • excavator hydraulic hydraulic oil john deere john deere 160clc john deere 160lc
    • Replies: 6
    • Forum: Excavators
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