Tractor Hydraulics Jumping - My problem is as follows: When the 3 pt hitch has a load on it, which is all the time as i am a professionel logger and use a farmi winch, the system jumps up and down all the. After doing some research, i came across this thread: The tph was definitely bouncing/hiccupping (when. Do you hear a hydraulic whining sound when it is pulsating? Any idea what the. Depending on the temperatures where you are it could be some frozen condensation ( ice crystals ) moving through the system. If after working the system for a while and warming up the fluid it. I once bumped one my levers and the. I recently purchased a 420w with the same hitch jumping symptoms. I noticed the rockshaft seals were leaking on both sides to start with. After checking the oil level found it. The fluid in the rear. Is it maybe leaking down and then being pushed back up by the hydraulics? If you turn off the tractor, does the three point stay up? You may have air in the. It may be a sticking control valve or an adjustment. When you say jumpy do you mean it lifts in little jerks but all the way up, if it is that it sounds like oil starvation (low oil) or a blown gasket. My rear 3 point hydraulics' keep jumping up and down when my attachments on on. Drops an inch or two then jumps back up. More to add as needed.
My problem is as follows: When the 3 pt hitch has a load on it, which is all the time as i am a professionel logger and use a farmi winch, the system jumps up and down all the. After doing some research, i came across this thread: The tph was definitely bouncing/hiccupping (when. Do you hear a hydraulic whining sound when it is pulsating?