3pt Position/Draft Help

   / 3pt Position/Draft Help #1  

marcinzk

Member
Joined
Jul 10, 2007
Messages
39
Location
Texas
Tractor
Yanmar 2002
Yet another in my long line of simple/dumb questions about my YM 2002: I know that these control the 3 pt harness in back but how exactly do they work? What setting would be best for brush hogging pasture grass? My instruction manual glosses over them assuming that if you own a tractor you already know what they do.


IMG_9092.jpg


Thanks in advance!
 
   / 3pt Position/Draft Help #2  
Ok, I do not know the specifics about Yanmar but I do know about the different types of control.

Position Control is when you can set how high the TPH is. If you put the lever in the middle of it's travel, the TPH goes to the middle of it's movement up and down. You would normally use this for bush hogging or any other job when you need to set the height of the TPH.

Draft Control (The other lever) is for ground engaging attatchments. When you lower the lever, the TPH would normally drop to the floor. If you had a ground engaging attatchment on the TPH, like a plough, when you went to pull it along it would try to pull down deeper. The tractor is able to feel this force, either throught the top link, or lower link sensing (normally only on bigger tractors) and compensates for it by lifting the attatchment. This is a constant process and is always adjusting. By moving the draft lever, you can set how deep you want to attatchment in the ground. It will only work with ground engaging attatchments.

Sometimes, you have to have the draft control lever in it's upper or lower most position to use the position control.

Hopefully someone with a bit more knowledge of this tractor will tell you about this particular tractor.

Hope this helps, ask if you have any more questions. :)

Edit: You also have the little butterfly nuts above the levers. These are helpful to set the uppermost position of the TPH to prevent you from bending a pto shaft or something from lifting the mower too high.
 
   / 3pt Position/Draft Help #3  
Have yet to see a Yanmar with what most would call a normal DRAFT control. While some manuals including mine call that second control a draft control, it only work in conjunction with a yanmar tiller via a linkage hook-up. It senses tiller depth by the angle on the tiller drag flap at the back.
 
   / 3pt Position/Draft Help #4  
Mickey_Fx said:
Have yet to see a Yanmar with what most would call a normal DRAFT control. While some manuals including mine call that second control a draft control, it only work in conjunction with a yanmar tiller via a linkage hook-up. It senses tiller depth by the angle on the tiller drag flap at the back.

In which case, you can forget most of what I said :D
 
   / 3pt Position/Draft Help #5  
The draft control on my FX24 is definitely operative. I use it when using my boxblade. On the lowest setting, it shows almost no response. On the highest (10) setting, 2" gravel will cause it to raise the boxblade about six inchs, then quickly lower it. The trick is getting it set for each application. A 7 setting seems about right for grading dirt.
 

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