Bleeding hydraulics

   / Bleeding hydraulics #1  

Eggsiam

New member
Joined
Jul 6, 2023
Messages
18
Location
Bryant, Washington
Tractor
1984 Iseki tu1600 4wd mini tractor
Anybody know how to get the air out of hydraulics on Iseki tu1600??
 
   / Bleeding hydraulics #2  
Most hydraulic systems don't require bleeding. The air makes it back to the supply tank via the return line. Are you having trouble with your hydraulics?
 
   / Bleeding hydraulics #3  
Most hydraulic systems don't require bleeding. The air makes it back to the supply tank via the return line. Are you having trouble with your hydraulics?
Agree. Thinking that they need bleeding usually means there is another problem. It's an open center hydraulic system - as in "open to the atmosphere via the sump vent - so they generally bleed themselves in a minute or two of operation. It's possible I guess, but I've never seem it. And I've done my share.

rScotty
 
   / Bleeding hydraulics #4  
Hydraulics should self bleed within a few cycles. If they don’t the pump is probably still sucking air.
 
   / Bleeding hydraulics #5  
Hydraulics should self bleed within a few cycles. If they don’t the pump is probably still sucking air.
Exactly. Next thing is how and where to look for a suction leak. Those type leaks are very common, and a hydraulic system with a suction leak will work just well enough to drive you nuts.
rScotty
 
   / Bleeding hydraulics #6  
I had a leak at my coupling and you could not tell at all,A stick had bumped the ring back just enough to open it a bit. I noticed it by a weak function.All I did was remove and reattach and it was leak free. Check every coupling even if they look coupled.
 

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