LOG SPLITTER FOR MY JOHN DEERE 790

   / LOG SPLITTER FOR MY JOHN DEERE 790 #11  
My 770 is basically the same as your 790. If anything you have a couple more hp. Same engine and tractor.

No float is pushing joystick forward into a detent to allow the loader to just as the name implies, float. Neutral holds it in one position. Are you sure you are using the two correct ports?

Make sure splitter is open center.

Use the loader boom ports.

Use a bunjie, but don't pull it forward enough to go into float. I may have gone backwards with the joystick where there is no float and you would just need to reverse the hydraulic connections.
 
   / LOG SPLITTER FOR MY JOHN DEERE 790
  • Thread Starter
#12  
I agree and think that is my problem. Don't think I can get a continuous flow. Thought I would check with people who are in the know. Tks
 
   / LOG SPLITTER FOR MY JOHN DEERE 790 #13  
Well I had that tractor and didn't have any trouble at all. Like I said, I just didn't like the moderate flow.
 
   / LOG SPLITTER FOR MY JOHN DEERE 790
  • Thread Starter
#14  
seems like as long as you are using either both of the lift or tilt ports I would be ok. I will try loosening on the bunjie a little
 
   / LOG SPLITTER FOR MY JOHN DEERE 790 #15  
What if anything are you using the ports for? Loader? Most log splitters would be open center for sure. You should be able to identify which are the loader ports, put a jumper hose inbetween the two and operate the loader circuit without deadheading the tractor as the oil will just flow through the hose. That should work in the raise or lower position.
 
   / LOG SPLITTER FOR MY JOHN DEERE 790
  • Thread Starter
#16  
What you are saying is I might have to use a port from the tilt side and one from the lift side? There are four ports and I figured you would use one of the two sets of ports (lift or tilt)?
 
   / LOG SPLITTER FOR MY JOHN DEERE 790 #17  
IT makes a very good point. Even working perfectly, it will be slow.

I found it more efficient to use a gas splitter and keep the tractor available to move rounds and splits.
 
   / LOG SPLITTER FOR MY JOHN DEERE 790 #18  
No, That can and has happend to me, when the decal wore off. That will deadhead the tractor. I can't honestly remember which circuit I used. It doesn't really matter as long as you use both from that circuit. Trying to remember where the bunjie cord went?

Make sure those little pinoneer connectors are inserted and locked all the way. Looking to see if I kept a copy of my manual but I don't see one. Maybe I could have told you exactly which ports to use.
 
   / LOG SPLITTER FOR MY JOHN DEERE 790
  • Thread Starter
#19  
One of the pictures I posted show the ports being numbered. The owners manual tells which # is for which. I have the hoses in the right ports. After much thought and talking to smart folks like yall I just don't see how I will get a continous flow of oil through my splitter
 
   / LOG SPLITTER FOR MY JOHN DEERE 790 #20  
When you bunjie the joystick, oil flows out one port, through your logsplitter valve (when in neutral) and back to the the other port and to tank. When you engage the splitter lever, that oil is stopped from merely flowing through the valve, and is diverted through your cylinder (to do work) and the other side of the cylinder sends oil back to tank via the splitter valve..

Sorry. I didn't see the pictures. Good pictures. Make sure your joystick isn't being pulled in two functions. That won't work. The picture almost suggests that possibility.
 

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