Recent content by RonMar

  1. RonMar

    Jinma 284 electrical schematic (2005, integrated instrunment panel)

    In troubleshooting my tach failure (bad sensor, only putting out .5V signal instead of the nearly 5V signal the tach needs to operate) I pulled my cowling and also did some wire cleanup. This gave me the chance to finally finish the updated electrical schematic I started several years ago...
  2. RonMar

    HW-03 backhoe modifications

    Well what started as a simple change morphed into a "While I have it apart" project that took me nearly 2 weeks of evenings to complete. It started as a pivot point re-engineering project. This involved adding upper and lower pivot plates and turning out some new longer pins. Now the pins...
  3. RonMar

    Concrete slab load limits.

    Does anyone have a link to any load limit reference material for concrete slab on grade floors? I have been looking around a bit, but have not had any real luck finding what I am looking for. What I am looking for is typical slab thickness load limits in pounds per square foot. IE: How much...
  4. RonMar

    Backhoe  Jinma HW03 Backhoe return filter.

    I added a small 7GPM return line filter to my jinma backhoe. The size of this filter allows for easy placement inside the control cabinet below the valve using the existing return line hose cut in two. I placed a metal strap across the cabinet to support the filter, but the whole thing comes...
  5. RonMar

    Backhoe  Pressure Gauge on HW/JW/LW-03 Backhoe

    Thanks to the link that Bob Rooks posted to Malone Specialty in the other Jinma JW-03 backhoe thread, I came across a fitting that I hadn't seen or noticed before in my searching. I had looked at this before, but the first type fitting I found would have required more machine work and a second...
  6. RonMar

    Need to process some firewood?

    I came across this while looking for something else. Interesting piece of hardware:) Firewood Processors
  7. RonMar

    Light Duty Grapple

    Been working on this for a week or so off and on(been thinking about it a lot longer:)) and finaly got it mounted onto the fork bucket to play with today. As you can see it is light duty, made from 3/16 wall pipe with a 2"X3/4" solid core running most of the straight length of the pipe. The...
  8. RonMar

    Rons Grader

    I got ambitious this week and put together the steel I had been collecting for a 60" grader box. I modeled it after a "Bad-Boy" grader. The sides are 2" X 10" X 3/16" box tube with 3" heavy wall pipe for the forward cross where the 3PH attaches to. Blades are 4" X 4" X 1/4" angle with a 1/4"...
  9. RonMar

    JM254/284 steering boot replacement

    I found a good replacement dust boot for the steering cylinder shaft on my 284. With all the brush busting I have done this last summer/fall, I have been a little hard on the original rubber cylinder boot(tore it all to ****:). I came across a Rancho shock boot at a local auto parts store...
  10. RonMar

    CAUTION Jinma 284 Hydraulic failure

    Caution! DO NOT USE the knob/valve in front of the seat to regulate 3PH raise/lower speed untill you have examined it throughly and checked that the saftey/bypass valve on the 3PH control valve opens at the correct pressure. I was brushhogging blissfully along on my Mar05 production Jinma...
  11. RonMar

    TRASH/ROCK BUCKET

    Well here is the first project for the big tractor. The regular FEL bucket is great for loosening and ripping out many of the stumps on my property but most of them are too big to fit in the bucket once they are out of the ground. I also have a bunch of debris and a few existing brush piles...
  12. RonMar

    New Jinma

    Well my new 284/FEL and PH Auger were delivered today(I pick up a new 5' Rankin BH tomorrow). I installed the sunshade, went over the machine looking at hardware and checked all the fluids. The injector pump was 1 OZ low but everything else was OK, even the creeper box was up to the proper...
  13. RonMar

    Yet another 284LE Shuttle Shift Question

    Well I have been reading quite a bit on this forum and others of late in trying to make a decision on a tractor purchase. I have 7 1/2 acres of moderately hilly property that is mostly tree and brush. I would ultimatly like it cleared/open, ruts and piles leveled and fenced-in(300+ postholes...
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