Hydro Fluid Leak

   / Hydro Fluid Leak #1  

clemsonfor

Super Member
Joined
Sep 11, 2009
Messages
9,554
Location
Greenwood Co., SC
Tractor
Yanmar YM2000
After I disked the garden a few days ago I rinsed the polled off the tractor and then backed it into the carport to tighten a loose bolt on the disk. I did and pulled it back to the shed. There was some mud and water as I expected. I swept the dirt up and saw the "wet spot" . Later that night walking through the carport I was thinking why hasn't that water evaporated. Put my finger it in and it was oil. Hydro oil. Probably several ounces worth. Walk out to the tractor and see the axle center section/trans were wet. Couldn't really tell other than. It was from up top . Flipped the seat forward and noticed e the seal around the chrome button on the 3pt valve was popped out. Letting fluid run out. I checked the fluid it was low but I was also parked on a slight incline. I could see the fluid and it looks just barely low, no problems with the 3pt obviously cause that sucks from the bottom. Next day I took a screw driver and was able to use the shat of it to work around the seal and press it back in even. Used it that afternoon and it stayed in place, not sure what made it pop out though? I'm guessing I'm a quart or two low on fluid. Which reminds me I need to find m fluid and add to it.

Just sharing one of those odd but easily fixable things we run across with these old tractors. If the seal was bad I believe I have one in my old 3pt valve I believe I saved and the one I put in there wasn't that many years old I could probably disassemble it and pop it out for use if needed.
 
   / Hydro Fluid Leak #2  
I keep mine tight with the spring. My 3pt. had serious wear. When you lift it you push the Valve in to raise it. I noticed a good 1/8" gap from the spring and the lift Pin. You can see my lift is all the way down, Height Adj. handle Forwards or down. Look at where the spring attaches and it's still tight but at the furthest position away. Never a problem since and both the mowers weigh so much that the front wheels will come off the ground. Esp my BH.. Old international which is my power steering Asst.. for the F2000 The weight of it off sets the front weight from the FEL..

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   / Hydro Fluid Leak
  • Thread Starter
#3  
This is irrelevant to that spring pressure or the tab that connects to that silver button. I'm talking about the seal around that silver button on the valve. That's what popped out. Wish I would have thought to take a picture of what happened.
 
   / Hydro Fluid Leak #4  
Blew the seal out Really? Can't say I heard that one before. Or it's even there!. Haven't you been in that before. A couple I think!
 
   / Hydro Fluid Leak #5  
#15 ?


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   / Hydro Fluid Leak
  • Thread Starter
#6  
Blew the seal out Really? Can't say I heard that one before. Or it's even there!. Haven't you been in that before. A couple I think!
Never blew that seal out before. But I had the original three point valve explode internally. I forget what happened to it at this point. I would have to find it and look again? That lead to the whole 3pt valve replacement ordeal which lead to me getting two bad valves from Hoye in a row before I finally said can I just buy that used one you said just came in on a parts tractor!!. There is a thread somewhere on it here.
 
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