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John Deere 4020 Gear Pattern

John Deere 4020 Gear Pattern - From memory i think a syncro has a low reverse of 3.6 mph where a powershift is 2.1 mph (wide open throttle). Start date mar 9, 2011 mar 9, 2011 / 2020 shift pattern #1. *estimated engine power for comparison only. Web here is a diagram of the parts. I checked the linkage and it’s worn very little and needed only a little adjusting in the speed shifter but not range shifter. The first gate was as i remember first on the upper, pull down for third and reverse 1 on down in a notch to the right. Put the transmission in the gear you want and adjust so that the rod fits in the hole in that lever. Web how to operate john deere 8 speed synchro transmission Does anybody have any pictures or diagrams of the pin that is. I believe it is a 1967.

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I Used The Little Tool To Check And See How Many Shims It Took And It Didn't Take Any.

(parked uphill )the operator can force the gearshifter into the 1st/ 3rd position and slowly let out the clutch to release the pressure off. On the 4020 synchro shift i had the gears were set up with neutral and the slide between sets of gears on the left. Once a station is selected the tractor can be shifted on the move between the two forward gears (and single reverse in stations 1 and 2) by using the clutch. I have an early style 4020 syncro that jumps out of high range gear under heavy load.

After Reading Many Past Posts I’m Assuming The Syncros Are Going Bad.

I checked the linkage and it’s worn very little and needed only a little adjusting in the speed shifter but not range shifter. No more wheel lock up. Requires a double split and teardown of top shaft in tranny iirc. With the engine running at operating temper ature place the hand throttle in the 500 rpm idle position (pull out knob and push throttle up a gainst the stop).

It Solved The Entire Problem And It Stops Great.

I believe it is a 1967. Put the transmission in the gear you want and adjust so that the rod fits in the hole in that lever. John deere 3010 3020 4010 4020 etc Good news.the original brake valve was rebuildable.

Web John Deere 4020 Parts.

Using the same engine as the 4020, but being almost 1000 lbs. An average idle mix ture adjusting screw setting is one turn open. I adjusted the upper shift arm end play to the spec in the instructions and it still isn't right. Web here is a diagram of the parts.

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