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contaminated oil

  1. J

    worn out Kobelco

    Hi My old and abused Kobelco 115SR slowed down on left track and slew. Engineer came and diagnosed solenoid on main pump, replaced with new/second hand one now working better but still pretty poor. Engineer says pump is 80% worn and I should get rid of it. 2 weeks later he has rung to say he...
    • jjfpuru
    • Thread
    • blocked spool valves contaminated oil kobelco
    • Replies: 6
    • Forum: Excavators
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