smokey44

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  • in reply to: NT-254 hydraulic pressure question #35902
    smokey44
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      Another question on the NT 254 hydraulics. Mine has a steel

      line pointing to the rear of the machine and dead ends with a

      quick-disconnect, apearently to supply hyd. power to pull

      type implements and other uses. There is nothing in my

      owners manual about this or how it works but I may want to

      use it someday. There is no return line like I have seen and

      used on other tractors. Is this a power up, gravity down

      port, or do I need to install a return line to the tank? Does the

      selector knob below the front seat need adjusted to supply

      power to this? What lever is used?

      Thanks, Smokey

      in reply to: Another NT-254 hydraulic question. #35898
      smokey44
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        I had a little air getting into my system near the hydraulic

        screen (filter). I pulled the screen out to check it and noticed

        the stem was not screwed up tight against the O ring on the

        cap. This screen is located under the left side of the seat. If

        you follow the suction line from your hydraulic pump to

        under the seat, you see the line attached to a cap with 3

        bolts on top of your hydraulic tank. Your screen is under

        this cap. Anyway, tightening the stem up took care of my

        problem. Smokey

        in reply to: NT-254 hydraulic pressure question #35897
        smokey44
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          Grumpy, Ron, got fittings today, steering and everything works

          now after connecting power beyond to the diverter. I stuck a 

          temporary hose from the FEL return port back to the tank to try

          things out. I was suprised nothing came out of the hose during

          normal loader & 3 point functions until the relief valve kicked

          in and bypassed oil when reaching the end of a cylinder. 

          The loader is a lot faster now. My adjustable relief valve

          cartridge from Cross is back ordered for a couple weeks, so

          when I get that I will be ready to rumble.

          Thanks for your help guys, you are my hero's.

          Smokey

          in reply to: NT-254 hydraulic pressure question #35896
          smokey44
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            Ok, Thanks guys. Looks like I need to change a hose end and

            may need another fitting or 2. Will work on that next week

            and get back to you. Thanks, Smokey

            in reply to: NT-254 hydraulic pressure question #35889
            smokey44
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              RonJ, sorry but I have not figured out how to print out a full

              size copy of your pictures to study, so I will try to bounce back

              and forth between your pictures, this post, and my memory.

              Presently, I am connected exactly as your pictures with the

              following exceptions. My line D, the 3 pt power supply, was

              apparently changed to a hose with quick disconnects when

              the FEL was installed. I have a power beyond port on the back

              side of my FEL control valve, that you do not have pictured.

              So, line D out of the diverter valve previously was connected to

              the pressure side of the FEL control, and the power beyond

              port was connected to line D for power to the 3 point. These

              line were all equipped with quick disconnects so when the FEL

              was removed from the tractor, line D was coupled to line D

              for power to the 3 point. 

              I now have the power beyond connected to the 3 point supply

              and have nothing connected to line D out of the divert valve.

              After sleeping on this overnight, I think I need to connect

              line D from divert valve to line D 3 point power supply, and

              run the power beyond into a return line.

              Your response would be appreciated, Thanks, Smokey

              in reply to: NT-254 hydraulic pressure question #35853
              smokey44
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                Got all the Fittings today, put er together, purged the air out

                and cranked er up. The loader works a lot faster now, a gerat

                improvement. Thought I would take her for a spin. But OOPS,

                no power steering ! After all the re-plumbing, I have one hose

                left about a foot long coming off the left side of the diverter

                valve that is not connected to anything. I has a quick coupler

                on it. This hose previously provided pressure to the FEL. I 

                will call this port (4) of the diverter valve.

                So here is a rundown of how I have hoses connected.

                The first hose goes from the hyd pump to the FEL pressure

                port. The FEL return hose is connected to the front inlet of

                the diverter. (port 1) There are 2 other ports on top of the

                diverter. The front hose (port 2) connects to the steel return

                line on the left side of the tractor. The rear inside hose

                (port 3) goes to the power steering box. The steering box

                has 3 other hoses, 2 to the cyl. and 1 return to the steel line.

                I did not mess with these. The FEL power beyond hose

                was connected to the 3 point line and works good.

                Any ideas, Grumpy? Anyone?  Thanks, Smokey

                in reply to: NT-254 hydraulic pressure question #35841
                smokey44
                Participant
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                  Grumpy, you were right about the power beyond port on the

                  Cross FEL valve, It needs to be connected. I called Cross Mfg.

                  today and a gal named Linda verified this. Funny thing, Cross

                  Mfg is in Lewis, Ks, only 50 miles from me, I am in Dodge

                  City. She had some good news for me, Cross makes an

                  adjustable relief valve cartridge that will replace the 1300 psi

                  relief I have in the SS valve assembly. The part # is 1R0135,

                  and is adjustable from 1500 to 3000 psi.

                  I am still waiting on metric fittings, will not be here til next

                  week.   Smokey

                  in reply to: NT-254 hydraulic pressure question #35839
                  smokey44
                  Participant
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                    Thanks for the warning, Grumpy. I am still waiting on 

                    fittings so maybe someone will post more info on this.

                    I kinda thought fluid would go through the return hose

                    next to the pressure hose when the FEL is idle. Will

                    find out before I crank her up.

                    Thanks, Smokey

                    in reply to: NT-254 hydraulic pressure question #35837
                    smokey44
                    Participant
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                      Grumpy, RonJ,

                      Tore into the project yesterday, had to order a couple of metric 

                      fittings from local IBT store to tie into Hyd. pump & Div. valve.

                      Looks like I need to place quick couplers on these hoses in case

                      I remove the loader from the tractor, so they can be connected

                      together. It appears I can do away with the power beyond hose

                      since I have quick couplers between the diverter valve and 3 PT

                      feed that were previously used with the loader removed.

                      Is it OK to plug this off on the Cross loader control valve?

                      Also looks like I can omit the return hose from the FEL valve

                      to the steel return line on the left side of tractor, since there

                      is an existing return line from the diverter valve that goes to

                      the same steel line back to tank. I would like to clean this up

                      a bit, all these fittings are around the fuel sediment bulb

                      which makes the bulb almost impossible to remove.

                      Thanks for your comments. Smokey

                      in reply to: NT-254 hydraulic pressure question #35828
                      smokey44
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                        Grumpy, RonJ,

                        The FEL control valve Grumpy illustrated looks exactly like mine

                        with casting # 4Z4110 and relief plug reads 1300 (7Z) (H07).

                        Discounting the 4 loader control houses on the valve, I have

                        3 other hoses. The lower front hose is pressure from the

                        diverter, The upper front hose is a return to left side of tractor

                        to the tank return pipe. There is another return hose on the

                        back of the FEL valve that goes to the tank return on the

                        right side.

                        My diverter valve looks like the same as Ron has illustrated.

                        I will get back to Ron on the plumbing I have after I study

                        it a little more. Thanks, Smokey

                      Viewing 10 posts - 1 through 10 (of 17 total)