• Thank you for visiting HeavyEquipmentForums.com! Our objective is to provide industry professionals a place to gather to exchange questions, answers and ideas. We welcome you to register using the "Register" icon at the top of the page. We'd appreciate any help you can offer in spreading the word of our new site. The more members that join, the bigger resource for all to enjoy. Thank you!

Recent content by BCOG

  1. B

    Hitachi UH181 1986 help

    Yes sorry it is a UH16. 1986. On my transfer papers its says uh181 hitachi 400
  2. B

    Hitachi UH181 1986 help

    Definitely not jacking this up... its over 110,000lbs
  3. B

    Hitachi UH181 1986 help

    No i cant turn the housing inside the building.
  4. B

    Hitachi UH181 1986 help

    Here are some pictures. In between the tracks on the drive side is a massive cover with 3 removable covers and i think a gear oil fill level. When I removed the outer cover its just one big gear and it cant move as the cover has a tooth that holds it in place. It has a UH16 tag on the door
  5. B

    Hitachi UH181 1986 help

    Not yet, thats why I have to get it out of the pole barn. Then i could see if it would turn without weight on it
  6. B

    Hitachi UH181 1986 help

    Ok ill give it a try. I pressure washed the track rail like crazy, sledge hammered it, lubricated it with honey goo. Still absolutely nothing. Completely drags. I removed the cap on my outer final drive, gear oil was perfect. But I was expecting a planetary with a sun gear, so i could remove it...
  7. B

    Hitachi UH181 1986 help

    Here, the cap on the right. The left cap has the pressure relief valve, so i just pop the right one open. All functions work great now except the right track i think the track chain is seized
  8. B

    Hitachi UH181 1986 help

    Yeah I ended up pouring 140L of AW46 in as the stick cylinder has a slow leak and Im sure the pump is tired. Got the stick out, bucket curled in and boom down, im just below the viewing gauge still. I think the track chain on the left side may be seized. Im going to give it another pressure...
  9. B

    Hitachi UH181 1986 help

    Thanks for the reply Brock, I just removed the cap and put a clean end of a stick in there and its super low. I thought it was much higher when i looked in from the top. Going to go grab aw32 as i think its the standard fluid then? I think its a 220L tank in there.
  10. B

    Hitachi UH181 1986 help

    Hi, new user of the site. I have a little collection of older machines growing on my property. The heaviest of which being a 1986 Hitachi UH181. Since moving it up the very steep grade while dragging a 20,000lb rubber track carrier behind it 2 years ago; it has sat under a pole barn. Started it...
    • BCOG
    • Thread
    • 400 excavator help hitachi uh181
    • Replies: 25
    • Forum: Excavators
See more
Top