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OT: Tractor and hydraulic line plumbing question

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Old 06-11-2009, 10:34 AM
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OT: Tractor and hydraulic line plumbing question

VERY off topic for this forum but I know there are some pretty swift farmers on here.

I have a Ford 3000 '68 model in very good shape. I just put a loader on and I am ciphering the hydraulic lines.

The loader has a 2-spool valve with open center. Right now I have the pressure line plumbed directly into the pump and the return plumbed back into the tank. In order for the lift to work I chain down the 3-pt arms and lift up on them. Then the loader works just fine. I know this is not the correct way to do it but I installed the loader at my brothers and this is how I used it to get it home. Now I need a permanent fix.

I have been on ytmag. com and on their forums a bit.
Here is the link to the thread:
Yesterday's Tractors - Discussion Forum

I even ordered a plate that goes under my auxiliary hydraulic manifold. I ordered the HV5902 plate. It has a pressure port and a power beyond port and also has a return port.
Here it is:

And the link:
Discount Tractor Parts and Manuals for Old and Antique Farm Tractors
You may have to search for: hv5902

Here is a pic of one installed:


My biggest question is how to plumb this when I get it. It should be here today. I thought at first that I need to plumb my pressure line going to the loader into the PBO port and plumb the return line into the return port on the plate and cap the pressure port. This may be wrong.

Now I have been told, as I understand it, I need to get pressure for the loader from the pressure port and return the fluid back to the PBO port. I assume I would cap off the return port in my case. Is this correct?

In the pic above there are three lines but I am not sure I need all of them in my case.

The biggest obstacle for me to get over is the plate has 3 ports ie pressure, PBO and return. And my loader has two lines ieressure and return.

How will I need to plumb this lil' bugger up?
 
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Old 06-11-2009, 11:35 AM
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Are you adding the two spool to it ,did the tractor have it already ? If it is second in line ,the first valve has to be power beyond , if I understand you correctly..
 
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Old 06-11-2009, 11:59 AM
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The two spool valve is for the loader. I just installed it. There is no other hydraulic demands on the tractor just the original 3 pt.

So yes I have the three point and want to add the two spool valve to that for the loader.

So when you say the first valve must be power beyond you mean that I take power from the pressure port on the plate and return it to the PBO port on the plate? Do I cap off the return port of the plate?
 
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Old 06-11-2009, 12:30 PM
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I assume the hydraulic pressure to the new valve is coming from the ports in the pic ..if those are after the first valve for the three point ,the new 2 spool may not work ..

I have a wrecker that came with a single spool hydraulic winch ,I added a 3 spool after it to power the boom & stinger I built ,,It didn't work at all unless the first spool was open , then only marginally ,,had to change the first valve to a power beyond ,,, do you have three ports to choose from ?...
 
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Old 06-11-2009, 12:33 PM
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Have you tried it from the power beyond port ?....
 
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Old 06-11-2009, 12:45 PM
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I haven't gotten the plate yet with the PBO port on it yet so i don't have a PBO port yet. It should be here today???
So i am just with a loader on the tractor and it is tied into the pump as stated in first post.
I believe the way the tractor is plumbed the loader valve will be first in line before the 3 pt. and yes I will be getting the power for the loader at the plate I am getting, the one in the pic, (that pic is not mine).

I am still wondering which ports I hook the loader to and do I block off the return port on the plate?
 
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Old 06-11-2009, 01:28 PM
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Hope this helps neal, it's from a 3000 owners manual.
 
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Old 06-11-2009, 02:42 PM
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Thanks Brandon but My valve is not one mounted on the tractor. It is on the loader. I only will have ports on the tractor in that pic, when I put this plate on it.
 
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Old 06-11-2009, 03:00 PM
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I am still wondering which ports I hook the loader to and do I block off the return port on the plate?
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Based on what you have said ,,the new valve being first,I would sexpect to block the PBO line ,,just a wag ...
 
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Old 06-11-2009, 04:17 PM
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neal, those old tractors will have to have a crankshaft pump installed if you want to run the loader and the lift at the same time. the stuff you have ordered should have a switcher on it to make you select one or the other. we are ealing with this right now on our 150 massey ferguson. if ya have any questions, gimme a call.
 
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Old 06-12-2009, 12:42 AM
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Neal there is a ford 3000 in my Ag mech shop at Sam Houston, it has TWO lines running to it on i know one is for pressure the other is the return. i will get you pics and all info i can asap! but i need to know do you have a completly remote lever system?(i.e. your levers to operate the loader are remote mounted to the loader and not the tractor.)
 
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Old 06-12-2009, 05:31 AM
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Yes the lever system is completely remote. There are no levers or valves whatsoever on the tractor itself. The 2 spool valve came with the loader and is mounted on the control pedestal. It has two hoses run from it.

The block that I ordered, which should have already been here but is not yet, has 3 connections on it. One for pressure, one for power beyond, and one for return.

You see my problem? Two hoses from valve and three connections to tractor. Obviously I won't need one I just don't know which one to plug.

Thanks alot TexasDiesel. I would greatly appreciate the help. I had someone send me a pic on the ytmag forum and that is the one posted in my original post. I just don't know where the hoses run to. And, he has 3 hoses, I have 2.
 
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Old 06-12-2009, 08:08 PM
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Neal,
I do some research(talked to people) and we are of the mind that you can block off the power-beyond port and just hook up the pressure and return ports. Since your loader valves only has two hoses to hook up it tells up there is a built-in splitter valve for bucket up and bucket tilt. if it had three hoses then there wouldn't be a built-in splitter, and that would require you to use the PBO port so you can have pressure to both bucket-up and bucket-tilt valves. hope this makes sense and helps you out. if not pm me and i'll find a better way to explain it.
 
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Old 06-15-2009, 07:04 AM
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I believe I understand. So if I didn't have a splitter in my valve assembly I would need two pressure ports and that is when I would have to use the PBO port.

Thanks for doing the research, I have done the same thing but it seems that everybody has different opinions. I should receieve it today. They were supposed to ship it last week but they lost the order or something.

All that being said I will not use the PBO port. Although if I ever need a rear port I guess I could use that for one. Does that sound right? I guess the PBO port and the pressure port are pretty much the same thing.

I will keep you posted as to how it turns out.

Thanks for your help. Reps sent to Texas.
 
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Old 06-15-2009, 07:09 AM
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Oh yeah reps to all who helped here also.
 
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