If those didn't do the trick I would then go back to removing the yoke, etc. Identify My Tractor 2023 TractorByNet.com | TractorByNet is a registered trademark of IMC Digital Universe, Inc. Other trademarks on this page are the property of their respective owners. Troubleshooting the 8N Hydraulic Lift . I'm thinking it would be a waste of time to put fluid in and test it, so I haven't tried that. Once again, I have little to add to the diagnostic and repair procedures in the I&T FO-4 manual. Epoxy? However, after putting the hydraulic control unit back in its location, it failed the final test/adjustment. Dean It must be straight. Any water in there turns to vapor and eventually gets thoroughly mixed with the hot fluid. Bending the control arm is a lazy man's fix for a worn cam follower pin. 8n position control adjustment discussion in the Ford 9N.draft links changes the deflection of the load control shaft PGJ Installation and Adjustment of Arch, Radius, Precipitation Rate and Nozzle with Video Some of the most frequently asked ones are listed at the bottom of this page An estimator to track the states of the UAV using the images. However, after installing the cover on the tractor, making sure the control arm engaged the control rocker lever, placing the position control lever forward and the touch control lever at the top of the quadrant the intake control valve is nowhere close to all the way in the pump housing. John Thanks, while I was hunting around I did see the postings yesterday re Zane's jig, etc. Is my problem in the relief valve? Such folks bend it with a length of pipe in the inspection port(s). There are four bolts around the PTO bearing flange. Water will drain past the threads of the drain plugs, oil will not. We had one in the shop but I didn't have a clue what it was for until I attended the training session on the lift. Right there in the slot as a STOP to prevent going higher. I mite as well add my opinion in on the rocker ware Welding is my call? It is impossible to adjust the 8N lift with the instructions in most manuals. In this case the NAA seal will work better, but only for a short time. On 8N tractors the ball on the linkage rod just pulls right out of the socket as the top cover or pump are removed. The N tractors originally had a piston with 3 cast iron rings to seal it. At the time I had an extra top cover and just installed that on his machine and all was well. Not sure if you saw the pic of the crack in my lift arm ram. Please use the navigational links to explore our website. "@type": "InteractionCounter", If temperatures have been below freezing, the water will freeze. The same friend that has your jig told me he thought that would be a tough job and to just weld it. Before doing anything to the lift it should first be inspected for any internal leakage. To raise the plow pull touch control all the way up to raise the plow. plow should lift at the top of the quad in draft contorl.. if it won't.. it needs adjustment. To find this position, slightly loosen the four cap screws that support the quadrant. BTW, did you see my bent control arm pic? I replaced the pin, but still need to order Zane's jig to properly adjust. }, My cam is not worn anywhere close to the pic that Bruce posted. When I was plowing in the spring, when the arms were actually as low as it would go and the tractor would start to loose traction, a slight lift of the position lever would bring the plow up, but then I would have to push down on the draft control lever to get the plow to go higher. He ships the jig with documentation that has helpful hints about things to check that the manual doesn't talk about that'd keep one from getting the proper adjustment. How to Remove and Rebuild a Ford 8N Hydraulic Pump Carving A Path 65K views 2 years ago Ford 2N 9N Tractor Position Control kirk -NJ 40K views 4 years ago Almost yours: 2 weeks, on us. Look at the 8N link that goes down to the valve. Pivot pins was mentioned. FORD 9N 2N 8N NAA 600 601 800 TRACTOR LIFT CONTROL LEVER 9N512A . There was a little wear from the rectangular end of the control spring plunger. If the hydraulics either go all the way up or all the way down (with no control in the middle), the problem is likely with your pivot pins. Come to think of it that might have been a little too profound a remark! Check the pump pressure as outlined in the I&T FO-4 manual. Little heat and came off pretty easily. The crack has nothing to do with the lift performance at this time. Yes. Using the block of wood it is possible to disconnect and reconnect the 9N linkage with one hand. I'm a little confused on the weld issue. "width": 200, of the hydraulic touch control lever and lift arms to be sure they were not moved while making the adjustments. The oil sump holds 5 gallons that is shared with the transmission and rear end of the tractor. Figured that out after I sent the last message. Did you find a way to fix this. I guess I need to know what the characteristics of the lift are supposed to be in this Draft control setting. Welding is on the long list of things I know nothing about. My Pa's 8N had those for both the lower stop and the upper stop. Get to the tough questions and you go all shy on me? It just ain't possible to adjust the lift linkage on the 8N Ford unless you have a jig to use so that the end of the control rod ends up in the right position. Looking at the condition of the fluid when checking the level can help indicate when the fluid should be changed. This provides a much more positive seal to eliminate the small leakage from the cast iron rings. This is usually a sign of a defective or sticking valve in the pump. }, My 8n lifts and lowers great in when the system is in "Position Control". Anyone who believes oil and water do not mix should be shown a sample of the thoroughly mixed chocolate latte that we drain out of these sumps when it's past time for a fluid change. } The new Position Control setting bypassed the draft control and allowed the implement to remain at a consistent position relative to the position of the Touch Control lever.A continued drawback to this series of tractor, was the safety need for an overrunning clutch at the end of the PTO shaft.. Choke Control Rod Assembly.Ford - Fits: 2N, 9N; Replaces: 9N9700 * Fits (1939-47)* NOTE: this is 1 . While you are looking for leaks, you should see some indication that fluid is being sucked into the pump from the sump. Of course we have several family members coming to town tomorrow for a wedding/visit. Slide the quadrant bracket toward the rear of the tractor (bolt holes are elongated). Thanks, I guess my lift issues may have been a blessing as they led to finding the crack. Quoting Removed, click Modern View to see Right. Serial Number Lookup Make a I went ahead and replaced the piston and rings with out checking to see if that was the main issue any tips on troubleshooting. BTW, did you see my bent control arm pic? Water is heavier than oil, so this condensation runs down and collects at the bottom of your sump (where the pump is located). Look for leaks coming from above. Get the adjusting jig from Zane. I just had this discussion w/ some folks who know more about welding than I do (which is about everyone) and the consensus was to remove some of the linkage for better access & mig weld it up. If the control rod is bent, remove it & straighten it. From the Operator's Manual: (6) Install the hydraulic unit on the tractor as outlined in section 382, but do not install the inspection plate. Loosen the 4 bolts holding the quadrant control lever bracket to the top cover. This is listed as a 5/16 x 7/8 dowel pin but it is actually .309 diameter not 5/16 (.3125). Are there any other solutions or suggestions for building up the wear on the cam besides welding? Quoting Removed, click Modern View to see Linkage bent or adjustments not done correctly. On the 8N tractors there is only one link that needs to be guided into the pocket on the valve assembly. If you don't have tools to straighten what is bent, new parts are available. If its knocking loudly you should buy a pump repair kit and do a rebuild before it quits all together. Again, thank you for the help. It will only raise the plow with touch all the way up. Pressing or driving a common .3125 pin into the .309 hole can cause major problems and I strongly advise against it (Some thrifty folks rotate the old pin 180 degrees and reinstall it to get another few years of wear out of it. May be where I end up depending on what Zane says. The NH-410B is the current New Holland Agriculture OEM specification that is equivalent to Ford ESN-M2C-134D. Some people recommend flushing the system with kerosene or diesel fuel. Get a replacement or straighten the one you have. Working the tractor gets the fluid very warm. Then, wet some rags & stuff them in the cover to catch the shavings when you grind it back down. )* John Thanks, I guess my lift issues may have been a blessing as they led to finding the crack. Pull the dipstick and see where the level is. "@type": "Person", I replaced the pin, but still need to order Zane's jig to properly adjust. I don't have a welder. It may not display this or other websites correctly. For a better experience, please enable JavaScript in your browser before proceeding. This one is a separate page Live Hydraulics. It is bent to the front which I would think would help me. Movement of the control valve arm should begin at the start of movement of the hydraulic touch control lever. If the oil is leaking out of the piston top, the seal or o-ring could be damaged. You obviously know a lot more about welding than I do. Water isn't flowing thru a damaged shifter boot into the sump. I replaced the position control pin, and straightened the control arm. (Long)", "headline":"Hydraulic control unit adjustment question. May be where I end up depending on what Zane says. BTW, did you see my bent control arm pic? Now assembly them on the 3PT lift control arm swing. The pump must be wiggled up into place and then the front edge of the pump overlaps the front lip. It is possible to repair and adjust your lift using just the instructions in the I&T FO-4 manual. Wrong? }, I also removed the lift cover and checked and adjusted the constant draft and position cont Welcome! Finally, I think I'll just get one of your jigs. Welding is my call? What do you think? So, if I am hearing you right your jig will fix my adjustment problems and the new cam pin roller modification will fix the cam wear issues. Plate was about 1/32 concave on one edge. The 9N-2N linkage is different and not usually bent. Then, wet some rags & stuff them in the cover to catch the shavings when you grind it back down. When I was plowing in the spring, when the arms were actually as low as it would go and the tractor would start to loose traction, a slight lift of the position lever would bring the plow up, but then I would have to push down on the draft control lever to get the plow to go higher.