Oil & Fuel Hydraulic Fluid Level - L3400

   / Hydraulic Fluid Level - L3400 #11  
I'm suspecting that I've been overfilling. Not good.

I would not worry. Back some years ago when there a lot of complaining about the ratchet noise of the old style cams Kubota instituted a change. They way over filled the hydraulic fluid to dampen the noise. I think the kit added a dip stick in the back since the sight glass would be useless.

Based on that, I don't think over filling will hurt anything except you won't see the level on the sight glass. In that case if it is all white it is low, if all a light yellow, it is full.
 

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   / Hydraulic Fluid Level - L3400
  • Thread Starter
#12  
That's quite a relief to know about the overfilling, CCSIAl. I did go ahead and pulled the return line and let it pump out about 2 quarts. Fluid level still covers the sight glass, but I'll let it sit for a while and recheck it.

And yes, it is all yellow. But it's a relief to know that at least some overfilling won't likely blow the seals. I sure wish mine had come with the dip stick like the mod in the TSB.

Jim
 
   / Hydraulic Fluid Level - L3400 #13  
I would not worry. Back some years ago when there a lot of complaining about the ratchet noise of the old style cams Kubota instituted a change. They way over filled the hydraulic fluid to dampen the noise. I think the kit added a dip stick in the back since the sight glass would be useless.

Based on that, I don't think over filling will hurt anything except you won't see the level on the sight glass. In that case if it is all white it is low, if all a light yellow, it is full.

this is what they did to mine and seems to work fine but the racheting can still be heard, albeit not as loud. what i don't like is the end of the dipstick protrudes from the cover and my boot sometimes catches it when i get on/off the tractor.
 

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