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    Hough 50 C - I maybe crazy!

    I just bought this, seems to be very sound mechanically-hour meter says 2084 hrs, and I would guess by how tight all the pins n joints are that it’s pretty accurate, feels really tight, and the original rubber seals are still in all the joints. All the glass but one panel are original. A couple...
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    Komatsu PC75UU2 offset boom to std one piece boom

    Question for the knowledgeable folks on this site. Considering swapping out the offset/side shift boom on my pc75uu2. Reasons - I rarely use, and have not been in a situation in the last year where I had to have it - used it because It was convenient. Second reason is, I was going to start...
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    Komatsu pc75uu2 injection pump leakage

    serial number of machine 7547 I had noticed the injection pump weeping earlier this year, but it seemed to go away after the machine warmed up. Had not ran it for the last 5 days, fired it up to move it today and noticed it was weeping again, and still seemed to be leaking/weeping after it was...
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    Komatsu pc75 uu2 tracking issue

    I had noticed my right hand track has been weak in the forward direction since I started using this machine earlier this year. Serial #7547 Recently a couple times it went from weak to not moving at all - even when lifting that side off the ground - still would go backwards full speed though. I...
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    Komatsu PC75uu-2 house rotation while traveling

    Finally got the beast out of the shop yesterday. after 3 months of doing maintenance,replaced all the stick/bucket end pins n bushings. Replaced all the pump side intake and pressure hoses, fuel lines, radiator hoses, a lot of cleaning and electrical details and painted it. Fixed everything...
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    Final drive oil change

    I have been going thru my Project machine - Komatsu PC75UU-2 and fixing things, and doing all the maintenance to it. Thursday I drained the final drives, let sit overnight in the heated-70 degree shop. Friday I started filling them back up. What a pain in the neck! Even heated the oil up in hot...
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    Counter weight increase

    I am thinking of adding some counter weight to my Komatsu PC75uu2. Reasoning, factory bucket set up is designed around 990 lbs. payload (.33 cubic yds) Mine has a thumb and amulet quick connector. Adding around 250 lbs for both. As well I have a 36 in dig bucket that has a .55 cubic yd capacity...
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    Komatsu pc75uu-2 project

    Joined this site recently to get more insight on issues I may run into in bringing my recently purchased Komatsu up to my standards. The wiring on the machine was a mess with lots of things disconnected and wires hanging. A couple covers missing, and a few bucket dents in the cab, broken front...
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