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850j

  1. R

    850j

    I have an 850j that keeps overheating. SN T0850JX143077, we have fixed the exhaust leak it had, changed out the thermostats, verified that the radiator is not clogged. Preformed the fan motor test and it passed. Have verified solenoids are within range, verified no exhaust in the coolant, water...
  2. U

    Military 850JR mistrack at high speed

    I have a military 850JR dozer Product ID #T0850JR178529 that will not complete calibration for tcu due to it mistracking on the right side at high speeds causing the dozer to go in circles. Everything runs smoothly at lower speeds, no mistrack, previous employee who worked here ordered two...
    • USMCDOZER29
    • Thread
    • 850j calibration dozer mistrack
    • Replies: 3
    • Forum: Dozers
  3. R

    850j calibration failure

    Currently have a 850j SN T0850JX143077. At initial start up and after warming up when you place the transmission in forward the will turn a little more than 90 degrees to the left and then start tracking correctly. We tried calibrating it and it failed. Now unless you are in service mode and run...
  4. J

    John Deere 850j wlt

    Hi, I have a 850j dozer, everything runs fine other than that I can’t shift it over 1.4 forward and 1.6 reverse, I looked up online, it’s supposed to run up to 3.0 forward.is it in limp mode? Or locked in low range? I bought it at an auction, some leak and broken monitor, replaced the monitor...
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