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Recent content by JIM MN

Yesterday's Tractor Forums
  1. J

    Noise in 4020 differential lock

    The diff lock is oil pressure activated. Pressure low to engage diff lock, causing noise?? Check service manual how to hook up gauge, and what pressure should be and how to adjust if need? Troubleshoot...
  2. J

    Tach Needle and carb tuning.

    You can have your hour meter rebuilt, fix your needle problem! As for the carburetor, first, is it the correct number carb, Should be Marvel-Schebler DLTX-99 for gasoline fuel. John Deere part no. AB5151R. M-S number is on a tag on...
  3. J

    John Deere B axel lock up

    Pull the left brake first? Tear apart? Any problem
  4. J

    head torque 1936 A

    You can reuse the studs and nuts. Need to take a tap and die to clean stud threads and nut threads. Slide on lead washers. oil threads, nuts on and torque.. You put a sealant on the head gasket?? You got the new head gasket on the right way? Run the tractor under load to heat coolant up ...
  5. J

    got water in my H GAS TANK

    If I can ask, what is a MR FUNNEL??
  6. J

    4020 hand throttle

    There are two fiber disks that hold the throttle disk at your certain speed. If the two steel disks still have their fiber disk, you can take off the cowl over the dash and tighten these disks to hold the throttle in a set position. I think it takes a 9/16 socket on the right side of the dash...
  7. J

    How would one vacuum out a diesel fuel tank?

    You are having a problem with algae growing, not rust! You must be using Bio-Diesel. You need to start using a Biocide, as Power Service to kill the algae and fungi? Clean house first, steam clean that tank, get clean, clean and dried out. Use a good brand of AGI diesel fuel. New fuel...
  8. J

    4x6 gator getting air out

    Sticking or air bubble. Take the thermostat out, dip in hot water with thermometer, does it open at temperature stamped on it?
  9. J

    Source for front tire square head bolts needed

    Fastenal Industrial bolts and nuts..
  10. J

    Welding on a horse drawn potato digger

    I would say the gears are cast iron. A soft metal; that is why dirt and steel chain wear on it. I would use nickel rod too build up, with preheat with the torch, would give the teeth a harder finish..
  11. J

    My Meandering Path of 1964 John Deere 4020 Ownership

    Do as Roger suggests, dump the old diesel! The old diesel must have been BIO-DIESEL. That stuff grows algae if it sits any length of time. Do not use Bio-Diesel if your tractor is going to sit any length of time! Bio-Diesel is fill and use all of it up? Plus do use of a biocide..
  12. J

    Bf Avery issues

    First, make sure the oil pump is turning? I would get to the oil pump, take off cover, are gear teeth OK, if so, stuff the gear teeth with grease. Try?
  13. J

    Engine break-in oil

    Work the engine at different RPMs and keep coolant temp up, too. Leave the break-in oil in for a short 100 hours to do its job?
  14. J

    Bf Avery issues

    What did you use to prime the oil pump with?
  15. J

    "cleaning up my Grandpas Farm"

    Location--Look at your prices- should be listed on Market Place?
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