Lost hydraulics to front end loader

larryinAR

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b2150
Sep 11, 2021
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1
Henderson AR
I have a B2150, About 2 moths ago my 3 point hitch lock in the up position. Haven't needed it so no problem, Today my front end loader just stopped while I was working. Can someone let me know what I should be looking at. When I move the levers the hoses move just like they always do.
 

RCW

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Apr 28, 2013
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Fix the problem with the 3 point hitch first.

If the 3 point hitch feedback rod is not adjusted correctly and it's fully up it may be the problem with the loader.

You can get a Workshop Manual for your tractor here - - will give you instructions to do so.

www.kubotabooks.com
 

TheOldHokie

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I have a B2150, About 2 moths ago my 3 point hitch lock in the up position. Haven't needed it so no problem, Today my front end loader just stopped while I was working. Can someone let me know what I should be looking at. When I move the levers the hoses move just like they always do.
Good advice from @RCW. I will ask one additional question. Does bucket curl and dump still work?

Dan
 

larryinAR

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b2150
Sep 11, 2021
13
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1
Henderson AR
Then the 3pt is probably not your problem.

Dan
A neighbor behind me is a farmer & he said that one of his tractors had that problem, a John Deere I believe he said, and that there is a valve in the reservoir that was stuck. Do our tractor have the the same setup?
 

TheOldHokie

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A neighbor behind me is a farmer & he said that one of his tractors had that problem, a John Deere I believe he said, and that there is a valve in the reservoir that was stuck. Do our tractor have the the same setup?
No. Your tractor and loader are a simple open center system

Could you describe in more detail what happens when you curl and dump the bucket.?

Dan
 

larryinAR

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b2150
Sep 11, 2021
13
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1
Henderson AR
No. Your tractor and loader are a simple open center system

Could you describe in more detail what happens when you curl and dump the bucket.?

Dan
When I move the lever either way the hoses into the valve box moves like they a trying to push the fluid but nothing move . When I tried to let the bucket down it moved about a 1/4 inch each time I pushed the lever,
 

TheOldHokie

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My manual is in my shop. It is quite a ways out. It is a compact B2150
The tractor is a B2150. Is the loader an LA350?

Your symptoms are uncommon and I am struggling to construct an explanation that matches them. The 3pt could explain the loss of up/down but not curl/dump.

Will the loader lower when you move the control to float?

Dan
 

larryinAR

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b2150
Sep 11, 2021
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Henderson AR
The tractor is a B2150. Is the loader an LA350?

Your symptoms are uncommon and I am struggling to construct an explanation that matches them. The 3pt could explain the loss of up/down but not curl/dump.

Will the loader lower when you move the control to float?

Dan
no sir
 

TheOldHokie

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The tractor is a B2150. Is the loader an LA350?

Your symptoms are uncommon and I am struggling to construct an explanation that matches them. The 3pt could explain the loss of up/down but not curl/dump.

Will the loader lower when you move the control to float?

Dan
Have you removed the loader recently?

The only scenario I can envision that matches the behavior is all of the quick couplers are either disconnected or mixed up.dan
 

TheOldHokie

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No, nothing has been done. I was moving brush from a tree that fell & it just stopped working
You are not giving me much to work with - not even a model number for the loader and/or pictures of it.

At this point as @RCW suggested identifying and fixing the malfunctioning 3pt lift seems to be the order of the day.

I could suggest some specific tests on the individual loader circuits themselves that might clarify whats going on but you dont have the tractor at hand.

Dan