hydraulic valve keeps coming out

bbigman

Member
I have a ih350u the valve next to hydraulic reservoir keeps posing out I have changed over ring a snap ring .sometimes I can go a couple hours other times clip starts to come out almost right away I assume this is a safety valve. Any help or ideas would be greatly appreciated thank you
 
When it pops out, what happens? Does it spray high-pressure oil, or does it just fall out?

It could be you simply need to replace that valve housing with one that is not damaged. Though, I am not sure what valve you are talking about. A picture would help.

If it sprays high-pressure oil, you have bigger problems. Something is blocking the internal flow of hydraulic oil when the system is not being used, causing the whole system to be under pressure. Likely the valve is still damaged.

Does the tractor make any sort of rhythmic grunting, buzzing, or squealing noises? That would indicate something is wrong in the hydraulic system.

What is wrong? Who knows. Something's blocking the flow somehow. You'd need to have X-ray vision to figure it out without taking it all apart.
 
here is the pics
a233568.jpg

a233569.jpg

a233570.jpg
 
this is the valve it sprays out once the tractor is started is there a filter somewhere in the valve assembly ?
i have the owners manual.parts manual.service manual for tractor .but cannot seem to find a diagram
 
I have a 300 u so this made me wonder about it,so I looked it up on the case/ih parts site.I believe it the flow control/regulator valve.As to why it comes out,could be a stoppage/restriction some where,or the snap ring or its groove is bad, or it is assembled wrong.Look at the diagram and see if yours is assembled the same.Mark
 
due you have the web address the site i find is for combines and such and cannot get the store to come up
thank you
 
looks like one side is worn off and needs replaced. There also looks to be some kind of seal /o-ring has come out of it's place.
 
The picture definitely shows the snap ring is not fully engaged in a groove. Either the groove is worn, broken out or snap ring just not fully installed. I have never seen one blow out that plug and worked on many as it is the same as row crop power steering valve .
 
does anyone know where i can get a replacement valve ? or a good used one? thanks for all the responses
 
Finally found a diagram in parts book I am sure it is assembled wrong which does not surprise me the guy I bought this tractor from had no clue what he was doing I have had to fix a lot. Incase anyone needs the diagram here it is
 

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