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  1. T

    Hitachi EX100-2

    Jason, UGHH! I read it, and I don't like it!!! When my machine is at idle, I don't have any pressure showing for either pump... Pressure goes up once you activate a function but then will go back to zero. My machine is a 150-1, so totally mechanical, but same gremlins could be affecting...
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    Hitachi EX100-2

    Did you ever reach a resolution on this issue? Would like to know what you found as the root cause.
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    590D problems have melted my BRAIN!

    Yes I have all the factory literature. Let me scan a few of the diagrams. There is a schematic, and functional diagrams of all the individual functions showing how the passages are arranged for each spool.
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    590D problems have melted my BRAIN!

    Hello, Well usually I can fix anything, but this machine has me stumped! So I'm here to beg the Hydraulic Gods to help me diagnose these wandering problems... Intro: I'm new to heavy iron, we bought this machine to tear down an old house, do some stump and earth clearing, and dig a...
    • TheMethod
    • Thread
    • 590d ex150-1 hitachi excavator john deere excavator
    • Replies: 4
    • Forum: Excavators
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