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  1. T

    pc75uu-2 swing gear oil question

    Hi everyone, I hope someone can shed some light on this. The manual is not super clear, but I assume that the zig/zag shaped dip stick right behind the boom is where the SAE30 oil goes for the swing gear,. I can't really tell from the stick what full is. The oil is so thin is doesn't really...
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    Can anyone verify https://www.komatsumanual.net/ is legit?

    Looking to get a shop manual for my PC75 and this is the first google result, kinda looks like a site that is trying to pretend it's an official site. anyone used it before? https://www.komatsumanual.net/store/products/komatsu-pc75uu-2-pc75-pc-75-excavator-operation-maintenance-manual-download/
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    What's this for on a Komatsu PC75-2UU?

    Hi everyone, been waiting like 4 months for a confirmation email to get through so I could get on here and it finally came just in time for me to have a problem with my excavator! I noticed that I was loosing a lot of coolant and went under the machine and found this thing under the cab in the...
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