help have a 500 JD tractor commercial loader backhoe

johnou812

New User
and i got a hyd line from controls to the block on backhoe crossed ,i no not very smart but, I bought Manuel no help,i hope someone has one and would take pics and post cam ya help?
 
Welcome to the forums.

There are a number of hoses on a backhoe. We need a better description of what hose(s) and where this is on the backhoe. Pictures can help. I think you may be between the backhoe control bank and the backhoe swing tower. If so there could be 6 or more hoses involved you have to have crossed at least two, not just one.

I am not sure this is the correct parts catalog for your 500 but it may help. Click the link and then go to the Backhoe section when the index opens. They show the hydraulic lines and approximate locations on the valve and block.

John Deere 500A parts catalog
 
yes its the block mounted on the hoe with 6 lines coming
Welcome to the forums.

There are a number of hoses on a backhoe. We need a better description of what hose(s) and where this is on the backhoe. Pictures can help. I think you may be between the backhoe control bank and the backhoe swing tower. If so there could be 6 or more hoses involved you have to have crossed at least two, not just one.

I am not sure this is the correct parts catalog for your 500 but it may help. Click the link and then go to the Backhoe section when the index opens. They show the hydraulic lines and approximate locations on the valve and block.

John Deere 500A parts catalog

out going to the controls
 
and i got a hyd line from controls to the block on backhoe crossed ,i no not very smart but, I bought Manuel no help,i hope someone has one and would take pics and post cam ya help?
 

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Check which valves move with movement of control levers and then follow hoses to the corresponding cylinder. It should become obvious then which ones should be reversed or are crossed.
 
It looks like you put two new hoses on it. How many did you actually unhook to do that? Hoses have two ends, depending what you did you could have crossed them on either end. Your picture needs to show both ends so if someone has a 500, they can compare yours to theirs.

Did you try looking at the parts book to get an idea of where they go?

As MKinON posted, chase them from the valve to the cylinder.
 
It looks like you put two new hoses on it. How many did you actually unhook to do that? Hoses have two ends, depending what you did you could have crossed them on either end. Your picture needs to show both ends so if someone has a 500, they can compare yours to theirs.

Did you try looking at the parts book to get an idea of where they go?

ON posted, chase them from the valve to the cylinder.
i had let neighbor borrow it and he replaced 1 i didn't check to see if it worked. When i moved it another line blew. Took me 3 months to get it back
should have known better
 
had let neighbor borrow it and he replaced 1 i didn't check to see if it worked. after i got it back, when i moved it, another line blew. Took me 3 months to get it back from him should have known better, its really sad sometimes trying to help people, but its on me second time it came home broken it won't happen again!
the one line i personally changed i had to remove other lines to be able to get it on and off, when i pull back on control the bucket wants to curl as I'm booming in
 
Take and post a picture of the block end of the hoses.

I have taken a guess and marked up a drawing from the parts book that may help you. I am guessing the hoses are in the right places in the block, only crossed on the valve. This is just a guess. A good picture or two might help.

500 hoses.jpg
 
Parts diagram or shop manual aren't going to tell you where the hoses go. They assume you know or have the skill to figure it out. Unfortunately, at this point it's going to require some time and leg work to trace the line paths to the hydraulic cylinders. So long as you know which lever does which function in which manner of movement it's not difficult, just time consuming. It's anyones guess what goes where without being there and going through the process. Only a picture from an identical machine of both ends of all the hoses might give you what you're looking for.
 
Mine is at the abandoned farm site and it’s supposed to rain all day but I’ll pull the cover this morning if it holds off tomorrow and look won’t be spraying for a week the way it’s going. I think 9/16 wrench or a socket is all I need.

Is it in high pressure (edit I guess technically high flow) mode with the pto booster lever up? My uncle likes that but it will blow a weak line and he gets to work on the old girl more than I. I didn’t know it was a thing for the first 15 years I operated it I just took it slow.
 
The cover may be throwing the looks off however if you compare his picture of his 500 (A? with a 97/9700 backhoe) series valve bank and yours (500B with a 99/9900 backhoe?) the valve function arrangement, which changes where the hoses are connected, appears different. Left to right he has hoses from two valves to junction block, skips a valve (swing) then the third set of hoses to the junction block. Yours appears to have the three set of hoses all next to each other, with the swing valve not between them as his has. I believe you swing valve is to the right (in your picture) next to the outrigger valve. Your picture may work as long as he is starting from the right valve for the function, not just matching the hose locations in your valve bank picture.
 
The cover may be throwing the looks off however if you compare his picture of his 500 (A? with a 97/9700 backhoe) series valve bank and yours (500B with a 99/9900 backhoe?) the valve function arrangement, which changes where the hoses are connected, appears different. Left to right he has hoses from two valves to junction block, skips a valve (swing) then the third set of hoses to the junction block. Yours appears to have the three set of hoses all next to each other, with the swing valve not between them as his has. I believe you swing valve is to the right (in your picture) next to the outrigger valve. Your picture may work as long as he is starting from the right valve for the function, not just matching the hose locations in your valve bank picture.
Mine is a B. I believe you are correct I think they might have added an auxiliary out on the stick later for a thumb and have a blank (power beyond type?) in the stack we did pull something off great grandpa had and I was young enough I am not sure what it was. The cover is covering the outrigger controls.

I do think it operates the same as the diagram you posted and that the shiny replaced hose on the left side should then go to the top right of the hoe bank on the back as per the diagram and mine the yellow banded hose on top my picture isn’t the best. If he only replaced two by process of elimination the other one should be easy.

And if it blew a hose you should be able to tell if it was plumbed wrong it’s likely at that valve in the stack if it’s not just an old hose like mine. If it blows another one not related to what was already done and it’s not in booster lever mode it probably just means it’s time for all new hoses
 
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