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rpm

  1. M

    Hitachi ZX350LCK-5G RPM problem

    We have the Hitachi ZX350LCK-5G excavator. Recently we are facing a problem with the machine RPM. Machine RPM decreasing but not increasing. When i decrease the RPM it goes down but when i try to increase it doesn't go UP again when turn down the RPM it goes more down and shut off. I tried the...
    • md_siam
    • Thread
    • high rpm hitachi hitachi zx350 rpm rpm problrm rpms drop zx350lck-5g
    • Replies: 0
    • Forum: Excavators
  2. T

    CAT D4K rpm knob not working intermittently

    I have a 2004 cat D4K dozer with an electrical knob for the RPM. If i let the dozer sit overnight or for a few hours or even minutes sometimes it starts up and operates fine could be for hours or could be minutes it’s unpredictable. But it could be operating with RPMs high and then it just cuts...
    • tylerbl94
    • Thread
    • cat d4k dozer rpm rpms drop
    • Replies: 5
    • Forum: Dozers
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