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  1. That Apple Guy

    Komatsu D39E-1 Powershift: Slow/weak 3rd

    Hello! My Dad and I recently purchased a 1999 Komatsu D39E-1 to use on the farm. 2 y/o UC and pretty good shape for it’s age. The only discernible issue is the Powershift 3rd gear. It pushes strong in 1 and 2 with no issue, but traveling in 3rd is slow/weak. My question is what might cause...
    • That Apple Guy
    • Thread
    • d39 d39e-1 dozer help komatsu powershift question transmission
    • Replies: 4
    • Forum: Dozers
  2. T

    No Experience - Need advice (excavation)

    I live in Tennessee, near Nashville, and I just quit my job in construction staffing. I have zero experience in excavation, but I believe it's something I would really enjoy doing after walking job sites every day. I like working for myself, and no matter what my end goal is to start my own...
  3. P

    Komatsu pc45 starts, won't operate, and wire smoking

    So i guess today our excavator took a big S***...gotta go tear up some concrete for a pour tomorrow. Heres the issue, excavator starts up and will stay running but will not operate at all...its so frustrating. Did a job last week and blew a hose from back to front so we replaced it, then...
    • PmdwTree
    • Thread
    • excavotor help komatsu pc45 wire smokes
    • Replies: 1
    • Forum: Excavators
  4. B

    TD15C have an Idler Wear Plate?

    I have an early TD15C that I use around the farm. The track chains have started to wear through so I decided to rebuild the undercarriage. I got chains, sprockets, and track adjuster seal kits. While pulling the Idler assemblies I wanted to fix some play in the idler assembly. I was thinking of...
    • Brandonfarm
    • Thread
    • dresser help help mechanical international td15c
    • Replies: 8
    • Forum: Dozers
  5. S

    Help with 1988 JCB1400B

    Hi, I'd really appreciate any input on this issue. I just bought this loader and got to use it for 30 minutes and now there is a red light on and it will not drive at all. Can anyone give me an idea on this? I have had 2 mechanics come out and but no luck. it's too old for them. What does this...
  6. GregoryJohnston77

    Case 580D water in oil new head gasket

    Hey guys, so I dropped a valve few months ago, i repaired that got it all back together. Runs great then I noticed latley i been leaking water in my oil. I pulled the valve cover, did a pressure test to check the freeze plugs, they're fine. I pulled the injectors and they looked okay one kinda...
  7. H

    420D quick coupler not working

    I am working on a 420D sn# cat0420DPBLN11615. The switch was broken on the dash, I replaced the switch and still had nothing. Traced wires up loader frame and found two broken wires fixed them. I now have power to the front but no fluid flow. I have tried to trace the wires from the switch...
  8. F

    Not sure where to start

    Hey y’all, this is my first machine and I thought I was getting a pretty good deal. Now I’m nervous something maybe real bad, hope I’m wrong. It’s a 2014 John Deere 318D, 910 hrs. Had good service history (united Rentals), but I noticed after my first job with it today that the front left wheel...
  9. K

    parking brake

    Good evening all. New member from Ontario Canada here. I am a Kubota tech branching out to other models. I'm looking for assistance with a John Deere 310SL ser#242937, unit has 4100hrs on it. The parking brake began kicking itself on a few weeks ago, never stopping the machine completely, just...
  10. A

    Massey Ferguson 1980s MF80 Hydraulic issue

    Hi i am working on a 1980s Massey Ferguson MF80 Backhoe and the Backhoe will not lift up and pushes hydraulic fluid out of the top seal (Images attached). I also can not find parts or any manuals on this Backhoe any help would be greatly appreciated. Was also told it could be o'rings needing...
  11. K

    old massey ferguson

    I bought an old massey ferguson backhoe I had a lot of work done on it by a local dealer and got took hard. Now I am going to do all the work myself but I need to know a little about this thing. Can anyone work with me to find out the year and model?? Here is what I know. It has a M.F. 50...
  12. D

    New to Heavy Machinery

    Hello, I wanted to ask some questions about working with bigger machinery but dont have anyone in my social circle who does this. If someone on here would be able to give me some guidance I'd really appreciate that. For a bit of background I worked last summer in SW Ontario, Canada building...
  13. L

    Replacement tilt cylinder for Bobcat 763 C-series

    Hey all, looking to buy a late Xmas present for my father but I'm unsure on whether the part will fit. Want to be absolutely sure because it's important we have one soon and can't wait on having to send it back...
    • LukeGreen
    • Thread
    • 763 bobcat c-series help new rookie tilt cylinder
    • Replies: 0
    • Forum: Skid Steers
  14. S

    Cat D5NLGP

    Cat D5N 2004 serial number AKD00796 when you first crank it up the RPM will slowly increase to the 2000's then when you mash the decellorator and release it it will slowly increase to around 1300 I have replaced both fuel filters and the fuel lines coming from the tank to filter , ckecked...
  15. Mini305CRNewbie

    Help! I don't know what I'm doing!

    I have a CAT 305CR - mini. My boyfriend has been operating for years and seems to think I should be able to do what he wants with no direction whatsoever! I know what I want to do with the mini and I know what it can do, though I really can't seem to combine the two. We have/had a ditch (for a...
    • Mini305CRNewbie
    • Thread
    • backfilling cat 305 cr flattening the ground help right way to use machine
    • Replies: 5
    • Forum: Excavators
  16. GregoryJohnston77

    case580D valve guide removal and depth.

    Hey Guys I have a case 580d first off. Okay my issue is I live in a small town, we have no machine shop. I've taken out valve guides of many gasers, I've never done a backhoe engine. It's the 207D in a late 80s case 580D. My #1. question is am I safe to press them out myself? I know in cast...
  17. C

    262C Fuel pump water leak

    G’day I was wondering if anyone could shed some light on this issue I have. I’ve got a 2011 262C with a C3.4 engine and machine prefix MST that has some form of water governor on the side of the fuel pump which is leaking badly but not affecting the fuel side of the engine. Can I bypass this...
    • CTS229
    • Thread
    • cat 262c fuel pump help skid steer water leak
    • Replies: 15
    • Forum: Skid Steers
  18. R

    JCB 212s

    I’m having a problem with my JCB 212s machine locking up and not moving, sometimes it will move right away and other times it takes a couple of minutes to start going. Warning light for transmission pressure is on. I heard that it’s possibility an issue with the pressure sensor that won’t allow...
  19. N

    Possible Reasons for a Highway Truck to have Oil leaking from back wheels?

    Hello everyone: I have a question. There's a trade school project where I need to identify what is causing oil to be dripping out of the back wheels of a 1998 Western Star 4964EX Highway truck. For some context the truck has 405, 500 km of travel and engine hours of 6, 321. What advice can...
    • NoelG
    • Thread
    • 1998 4964ex advice back wheels education help oil leaking truck western star
    • Replies: 25
    • Forum: Trucks
  20. R

    Komatsu D-155AX-3

    Looking for someone to help me find where I can get a HMT controller tested. Went through trouble shooting guide and concluded that the HMT controller is bad but will cost $4300 and would like to get it tested before expending this money.
    • Russell Ludwig
    • Thread
    • d155ax dozer electrical help komatsu wiring
    • Replies: 2
    • Forum: Dozers
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