Case 70xt drive/steering issues

lundi 25 août 2014

HI, New to the site and hoping for a little help.

I purchased a Case 70XT for what appeared to be a fair price at the time, unfortunetly after turning a few wrenches to straighten some minor things up, im still having issues.

When you first start it up, it appears to drive and turn okay (a little sluggish compared to an 85 or 95 machine, but i realize thay are larger and more powerful) However, once you run it for 15 or 20 minutes, it begins to loose all drive and steer power and can hardly turn out of its own way. This issue appears to be the same for both the left and right drive, forwards or reverse and eventually gets to where it wont hardly move at all. Another thing i have noticed is that the loader arms drift down very quick, im not usre if this could be related to the drive issues or not?? (I believe they are different systems?)

Trying to think of all possible issues, im not too sure of the hydraulic configuration or how things exactly work, but knowing that it has left and right drive motors im a little skeptical if these could both be bad? This leads me to believe its possibly a pump issue? but im also thinking these have too pumps, left and right so thats got me puzzled as well.

doing some research on this issue, i have found that the first most common thing to do is check pump pressure. is there any chance someone can offer a little guidance on that? what to block off if needed and where to tap a guage in?

I have also read about control and/or relief valve issues? could this be a common problem that i may have?

the filters were changed with new oil but still having issues? any help would be apprecited. thanks for your time and input.





Case 70xt drive/steering issues

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