Posted 12/28/2014 09:45 (#4269592 - in reply to #4269179) Subject: RE: JOHN DEERE 4020 HYDRAULICS
Checked and made sure closed center plug was in shaver postdriver valve, driver was purchased new and used on another jd tractor. I have the return line from driver dumping into the back of transmission case. driver cant have resistance to flow on the return. Going to hook 4020 up to some other plow with hyd ram and see if I have same hyd chatter. Thanks for all input keep yall posted on outcome.
JOHN DEERE 4020 HYDRAULICS
