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  1. M

    Pc300 bucket no strength

    Hi everyone I been having this problem with my komatsu pc300 excavator making it almost useless for my field of work, we do demo. The problem is simply that the whole machine is strong and fast boom stick swing tracks but the bucket has no strength what so ever it moves opens and closes but it...
  2. M

    Komatsu pc300 ppc lock valve location?

    Hi I think my ppc lock valve is acting up but I can't find anywhere where it is located at does anybody on here know? Thanks
  3. M

    Komatsu pc300 - 7 problem

    Hi new to the forum, hope I'm posting in the right section . I'm own a 04 pc300 komatsu excavator and it's ran fine up until yesterday when it stopped working right before it broke down the two little hoses that go to the quick conect on the bucket I had them looped because I have no quick...
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