GR2120 slow reverse speed possible fix ;)

MILESKellogs

Member

Equipment
B3200 & GR2120
May 17, 2021
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omaha
I thought I had posted this previously but was not able to find it so i'll post it again.
having relied on my well-paid employees to service my tractor's ( BAD IDEA). I just finished the 400 hour service and while doing so decided to investigate the slow reverse issue. What I found may be of interest.
The actuating arm attached to the hydrostat shaft has a set screw and it was loose allowing the arm to move without actuating the shaft. NICE!!
It is a bit of a b--ch to get to. I backed it out as far as I dared and using a long wooden q-tip applied red loctite. I then tightened it, again as much as I dared. Adjusted the linkage per the FSM and it not only backs up a lot faster, it will back up a steep grade with no issue, it also picked up a lot of speed going forward while mowing.
There did appear to be a pre applied thread locker on the screw but it obviously didn't do its job. Wonder how many others might have this issue ?
 
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