620 John's latest activity

  • 620 John
    620 John replied to the thread late 4020 PTO o-ring leakage.
    For side console new gen syncro tractors there was a service bulletin years ago on adding a check valve in one of the oil line fittings...
  • 620 John
    620 John replied to the thread Oil rings on 1945 A.
    I ran into this about a year ago on a '42 A. I did NOT install the 3 piece oil rings. I used the one piece oil control ring in the very...
  • 620 John
    620 John replied to the thread Too fast in reverse.
    We've got a home made hitch on the front a JD B that's mounted right where the cultivator bracket would go. Everytime I've used it all I...
  • 620 John
    I can't remember if the owners manual will tell you or not which solenoid/valves on the valve stack operate the unload auger. Once you...
  • 620 John
    620 John replied to the thread Too fast in reverse.
    I think the short coming to the 2 cylinder reverse speed was because they didn't have a lot of ways to change the gear ratios within the...
  • 620 John
    620 John replied to the thread JD 4440 A/C not cold.
    Do you have an A/C gauge set to check the pressures??
  • 620 John
    620 John replied to the thread 1948 John Deere B Governor.
    With Cyl no. 1 at TDC the bolts holding the flywheel on should be straight vertical and the counterweight molded into the flywheel...
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