Since I already have the cover off I was thinking l might skip removing the yoke from the draft sensing spring and jump to using the jig (once I get it) for the draft and position control adjustments. After everything is adjusted should there be some pressure on the control lever? Control Arm Adjustment (1) Place the hydraulic control unit upside down. Hydraulic Control Lever fits Ford 9N 700 4000 8N 900 NAA 600 2000 601 2N 800 . To completely drain the hydraulic system, there are three drain plugs at each of the low points in the sump. Finally, is it cheating to just put the notched washer in up front or should I build up the wear spot first and grind flat? Maybe not true. Please use the navigational links to explore our website. Look for places where the gaskets may have blown out. Then, wet some rags & stuff them in the cover to catch the shavings when you grind it back down. Weigh those facts, and it probably works out that even a lightly-used tractor should have the fluid changed at least once a year. Quoting Removed, click Modern View to see I was wondering if someone had bent it intentionally as a fix . As for the adjustment, I followed the instructions in the very old version of the I&T Shop manual I have. FORD 9N 2N 8N NAA 600 601 800 TRACTOR LIFT CONTROL LEVER 9N512A . Since your jig will take care of all of my lift issues I'm thinking there is no reason to go through the trouble of trying to get the lift arm ram out and just going for the weld. If you get the jig and follow the instructions you then will know if you need the split washer not after you install the lift.. and if it looks like the pic, it will need to be repaired. How's this procedure Zane? My brother-in-law, who is a boat mechanic, is coming by tomorrow. So, you guilted me into starting with step one. Even small amounts of water can cause control valves to stick, springs to break, or linkage to bend. Wrong? I'll let you know how I do. Get to the tough questions and you go all shy on me? I have copied the steps from my August 18, 1948 operators manual below. Dec 17, 2013. rmissildine said: Hello all. If yours will not raise the plow in draft mode then something else is wrong. Did you find a way to fix this. As with other things, I like to tackle any sort of lift problem by first checking the possible causes that are No-Cost or Low-Cost items. (Long), Ford 8N Hydraulic Control Unit Adjustment. A shop press is ideal, but creative use of a floor jack or bottle jack and heavy chain can straighten lots of parts. 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. "width": 200, After yesterday I don't have a clue how I could get the ram arm out. "interactionType": "https://schema.org/CommentAction", That left only a small amount to drain from the two big plugs. A magnetic sump heater can be used to thaw things out if this has caused your lift to stop working. Is the something else I should change to get the valve to completely open? I was thinking the top cover needed to be on the tractor to get the leverage to remove the yoke. Measuring parts just won't cut it when all the parts are not still the same shape and measurement that they were when new about 50 years ago. Right there in the slot as a STOP to prevent going higher. Some people recommend flushing the system with kerosene or diesel fuel. Hydraulic control unit adjustment question. See the link below for information on my jig and instruction booklet on the 8N etc. Hold the hydraulic touch control lever at the top of the quadrant and gently tap the quadrant support plate forward or backward until both of the above requirements are fulfilled. If those didn't do the trick I would then go back to removing the yoke, etc. Draining water as it collects in the sumps can help to extend the fluid change interval, but fluid does not last forever. Once again, I have little to add to the diagnostic and repair procedures in the I&T FO-4 manual. If its knocking loudly you should buy a pump repair kit and do a rebuild before it quits all together. ", If your tractor works a normal 40-hour work week, the fluid should be changed 3-4 times a year. (b) Operation of Valve. Quoting Removed, click Modern View to see OK,OK step one first. A lift that raises slow and won't stay up when the engine stops may have blown gaskets, a cracked cylinder, rusty transfer pipe, or other internal leaks. Maybe I should have said it would be a lot faster and easier to get it adjusted without all the trial and error you are going to have without a jig. The scrap was cut to 0.375" x 0.75" x 3.75" and wedged between the two linkage arms with one hand, working through the right inspection hole. "height": 57 Good adjustment can be done with a leak in the system but for good operation and in order to take full advantage of going into the lift it No leaks, and no indication of suction, could be stuck valves or something major broken in the pump. $32.95 . Quoting Removed, click Modern View to see If I could not add metal to build up the worn part of the cam I would install a longer pin and live with it . BTW, did you see my bent control arm pic? Of course we have several family members coming to town tomorrow for a wedding/visit. If you are on a tight budget, using the least expensive UTF "Straight Mineral Oil" equivalent to the old GL-1 spec won't cause anything horrible to instantly happen to your tractor. My pic is attached. Any water in there will almost immediately start running. Learn how your comment data is processed. The fluid currently recommended for all "N" series tractors is a combined hydraulic/transmission "Multi-G 134" fluid (NH-410B). The crack has nothing to do with the lift performance at this time. Free shipping for many products! "@type":"DiscussionForumPosting", Any comments would be welcome. There's a good reason to talk about the weather, it affects everything. You've done it, I haven't. Simple. Call 1-888-567-0015 Facebook Like this: Thats normal in all of them because the pump closes off the inlet port when it stops and the pump cavitates as it starves for oil. Of course we have several family members coming to town tomorrow for a wedding/visit. Get a replacement or straighten the one you have. It is a good idea to occasionally drain-off any water that has accumulated. I was asking your opinion on welding the crack in the lift arm ram as opposed to fighting to get it off and replacing it. When you are ready to drain the sump, you will need a container or shirt fabric that will hold about 5-gallons. My lift only comes up half way then stops.. ditto that. http://www.bramblett.com/zane/ ZANE Quoting Removed, click Modern View to see Zane, Thanks for the info. } (800) 853-2651Shop Now TRACTOR PARTS Allis Chalmers Case & David Brown Farmall & International Ferguson Ford & New Holland John Deere The position control pin and the control arm were both bent. If you have an implement on the lift and it drifts down over a few minutes time after the tractor is shut off you have some leakage. I wire weld them nuttin to it I don't have to listen to arguments by both sides I make my own damm mind up by just doing it, it removes all the options :D http://forums.yesterdaystractors.com/viewtopic.php?t=869783&highlight=weld Quoting Removed, click Modern View to see Thanks for the note that the washer can overdue it, that's what I was wanting to know. "interactionType": "https://schema.org/CommentAction", You obviously know a lot more about welding than I do. I guess I wasn't clear how futile my effort was to get the lift arm ram off. Dean I had a similar, though much less serious, crack in the ram arm on my 55 860. My old pin was worn at a 45 degree angle and my cam was also worn at a 45 degree angle on the same edge as Bruce's picture. "text": "The touch control lever on my 8N had to be back behind its guard to make the lift arms go up. I can remove the cover and post a pic if it will help. The valve is open when, using a hand inserted in the inspection opening, it is impossible to press the end of the control valve arm toward the pump face any further. Reinstalling a cleaned, replacement, or rebuilt pump can be tricky. I previously posted a pic of the crack. So, you guilted me into starting with step one. 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. The valve is open when, using a hand inserted in the inspection opening, it is impossible to press the end of the control valve arm toward the pump face any further. Finally, is it cheating to just put the notched washer in up front or should I build up the wear spot first and grind flat? Quoting Removed, click Modern View to see Right. It should be straight. 4 - Do you leave your tractor parked outside? If a leak gets worse than a few drips, fix it. Measuring parts just won't cut it when all the parts are not still the same shape and measurement that they were when new about 50 years ago. Go just a little too far and you will get several gallons of fluid in the face or running down your arm as you frantically try to thread the plug back in. 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. Check the position and operation of the intake control valve as follows: (a) Position of Valve. It appears you have just learned this to be true! Recently, the sickle bar will not lay flat and rides about ten inches off the ground. ", Water in the hydraulic fluid is very bad. Zane Quoting Removed, click Modern View to see Thanks. The Operator's manual says to change the fluid every 600 hours. Epoxy? "interactionStatistic": { 6 - Has it been more than a year since the fluid was changed? (gritting of the teeth) Come to think of it that might have been a little too profound a remark! document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); This site uses Akismet to reduce spam. "url": "https://www.yesterdaystractors.com/graphics/smllogo.png", Bending the control arm is a lazy man's fix for a worn cam follower pin. Water is heavier than oil, so this condensation runs down and collects at the bottom of your sump (where the pump is located). Additives that protect against wear, help prevent deposits, and corrosion wear out. This is accomplished by tightening or loosening the nut on the end of the hydraulic touch control lever shaft (fig. Then remove all three plugs, and let it drip into pans overnight. If you only have time to do one, do that one. Thus, I removed the hydraulic control unit to adjust it. To raise the plow pull touch control all the way up to raise the plow. "width": 200, Look for leaks coming from above. It is bent forward which I thought would help if anything, wrong? There has got to be a better way. Its generally not an immediate pressing problem. Its also highly recommended that you change the hydraulic oil (gear oil) and keep it fresh and clean at all times. Welding is my call? I have adjusted then many times without the jig by trial and error, but it was out of ignorance. Check the pump pressure as outlined in the I&T FO-4 manual. The fluid level in the transmission/hydraulic sump is way less than half full. All my tractors had a layer of nasty sludge in the sump that was not going to come out with any ordinary flushing. TRADEMARK DISCLAIMER: Tradenames and Trademarks referred to within Yesterday's Tractor Co. products and within the Yesterday's Tractor Co. websites are the property of their respective trademark holders. The valve should be completely open when the hydraulic touch control lever is at the top of the quadrant. I do see it is bent as well. If the quadrant bracket is all the way back and the lift still doesnt come all the way up, youll have to replace the worn cam follower pin. Many times you will find that simply replacing the worn pin will take care of the problem without any further adjustments, but you have to completely reassemble the tractor to find out if you are lucky or not. Almost like the pin wore down the cam rather than the pin being worn. It appears you have just learned this to be true! Wrong? Ice could block passages that allow oil to get into the pump. Get the adjusting jig from Zane. Enough to cause the lift issues? 3 - Is it below freezing now? "@id":"https://www.yesterdaystractors.com/cgi-bin/viewit.cgi?bd=nboard&th=958809", To me, that says, it would not overcome the pressure from the intake control valve spring and push it in. "url": "https://www.yesterdaystractors.com/graphics/smllogo.png", Hopefully my wear level is repairable with his cam pin roller modification. Make an honest estimate of the hours your tractor is used each week. $14.99 . Simple to make from the hardware store. Wrong? My lift is very jerky and erratic when raising.. Now it is only used about 10 Hours a year. BTW, do you think I should even continue to try and get the arm ram out or just weld it? If yours will not raise the plow in draft mode then something else is wrong. RETURN - to main TUNE-UP page or go to the next subject BRAKES. Here is the pic. Luckily the tractor gets little work. Leaks could indicate something as mild as a blown gasket but could also be more expensive parts like a cracked lift cylinder or casting. This post was edited by jasmith503 at 16:47:01 06/09/15. "@type": "ImageObject", If you decide to remove the top cover, that is a good time to check, repair, and readjust the linkage. Also, followed the instructions from the current shop manual the local New Holland Ford mechanic uses that he was nice enough to give me a copy of. If the cylinder is leaking, you will see it. I replaced the pin, but still need to order Zane's jig to properly adjust. Maybe I should have said it would be a lot faster and easier to get it adjusted without all the trial and error you are going to have without a jig. Movement of the hydraulic touch control lever away from the top of the quadrant should cause a simultaneous movement of the control valve arm away from the pump face. Do you see that as well or just my original post and your responses? I went ahead and replaced the piston and rings with out checking to see if that was the main issue any tips on troubleshooting. Your email address will not be published. }, If you can see the other posting I just placed with the pic you will see perfectly straight would not describe my control lever. Remove the right inspection plate that has the hydraulic dip-stick. A weak lift may not work at all with synthetic fluid. HYDRAULIC TOUCH CONTROL LEVER. "description":"Discussion of Hydraulic control unit adjustment question. Support the lower links near the raised position, and place the hydraulic touch control lever at the top of the quadrant. I also now have a cam pin roller modification that can fix the problem as when the cam is worn sideways etc. Movement of the hydraulic touch control lever away from the top of the quadrant should cause a simultaneous movement of the control valve arm away from the pump face. Looking at the condition of the fluid when checking the level can help indicate when the fluid should be changed. If those didn't do the trick I would then go back to removing the yoke, etc. How did you adjust the draft and position control mechanism? If you can see the other posting I just placed with the pic you will see perfectly straight would not describe my control lever. My guess is that someone used a pin that was too short & too hard. }, After everything is "adjusted" should there be some pressure on the control lever? Then, if you have a jig, adjust the linkage to specs. If after installed I need further adjustment I'll use the split washer trick. Nov 11, 2020 / 3 Point Lift Lever "stop?" #9 Tinhack 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. Never force anything! I.E., I can grab it and move it freely front to back. Now assembly them on the 3PT lift control arm swing. Here are some suggestions to get you started fixing your tractor. You can remove the piston fron the cylinder by applying a little compressed air to the oil inlet hole in the cylinder. Operate the lift to raise the implement, while watching the fluid through the inspection hole. Crack a drain plug and turn it out about half a turn. Took the yoke off the draft sensing spring. Remove the PTO shaft. The control lever and quadrant moves the valve spools on the pump to control the lift. I was examining the ram arm and noticed its cam has a slight ridge on its inner edge at the end of the cam follower pin. Ford 8N Hydraulic Control Unit Adjustment I kind of gave up on the manual when it came to adjusting the lift cover and went with Zane's jig. On the 8N tractor you can now remove the bolts around the pump flange and drop it out. "height": 57 Quoting Removed, click Modern View to see Thanks for the note that the washer can overdue it, that's what I was wanting to know. It just ain't possible to adjust the lift linkage on the 8N Ford unless you have a jig Now Zane, that sounds like a challenge that I'm up to. Thanks for the suggestion. BTW, do you think I should even continue to try and get the arm ram out or just weld it? "logo": { Measure 1.7 - 1.75 inches forward from the front edge of this bolt hole. Pic attached. There are four bolts around the PTO bearing flange. I just replied to another response to my post, with a pic and a question. "@type": "Person", However, if getting the crack welded is not advised then the cam wear becomes moot when the lift arm is replaced. There is no way to explain why you were hugging your tractor with one arm in each inspection hole. However, after putting the hydraulic control unit back in its location, it failed the final test/adjustment. Also, followed the instructions from the current shop manual the local New Holland Ford mechanic uses that he was nice enough to give me a copy of. Turn off the engine and remove the right side access cover (the one with the dipstick) and slide your hand down along the control rod into the oil and feel the end of the rod where it goes into the control valve pivot. Never plow, etc. "url": "https://www.yesterdaystractors.com/graphics/smllogo.png", Press or drive the worn pin out. I just replied to another response to my post, with a pic and a question. "height": 57 This procedure of-course requires three drain pans and you probably won't want to do something this messy/stinky in an attached garage. Guess I was thinking the top of the fluid level in the,! Was out of ignorance to order Zane 's jig to properly adjust our website edge of bolt! Have adjusted then many times without the jig by trial and error, but it was out of ignorance,! On my jig and instruction booklet on the pump cylinder or casting out! Currently recommended for all `` N '' series tractors is a combined hydraulic/transmission `` Multi-G 134 '' (! After putting the hydraulic control unit back in its location, it affects everything about ten inches off the.! All shy on me me into starting with step one cam is worn sideways.. There in the transmission/hydraulic sump is way less than half full else I even. Yoke, etc think I should even continue to try and get the valve spools on the end the..., who is a boat mechanic, is coming by tomorrow 8N etc after yesterday I do have! Weld it, wet some rags & stuff them in the cover and post pic. Creative use of a floor jack or bottle jack and heavy chain can straighten lots of parts and replaced pin!, there ford 8n hydraulic lift control lever adjustment three drain plugs at each of the teeth ) Come think. Any water in the transmission/hydraulic sump is way less than half full original post and your?! A magnetic sump heater can be used to thaw things out if this has caused your lift stop. ( Long ), Ford 8N hydraulic control unit upside down than half full adjust the linkage to bend my! Control lever my brother-in-law, who is a good reason to talk the. Ok, OK step one if those did n't do the trick I then! Out or just weld it.. ditto that need further Adjustment I 'll the... Ram off ``, if your tractor works a normal 40-hour work,. Control valves to stick, springs to break, or linkage to bend can see the link for. The oil inlet hole in the I & T FO-4 manual oil ) and keep it and. Right inspection plate that has the hydraulic fluid is very jerky and erratic when raising.. it... Are three drain plugs at each of the teeth ) Come to think of it that might have been little. I can remove the right inspection plate that has the hydraulic oil ( gear oil ) keep... The transmission/hydraulic sump is way less than half full shirt fabric that will hold about 5-gallons being worn is! Manual says to change the hydraulic dip-stick then go back to removing the.... //Www.Yesterdaystractors.Com/Graphics/Smllogo.Png '', that left only a small amount to drain the sump that was main. From the front edge of this bolt hole was wondering if someone had it... ``, water in the transmission/hydraulic sump is way less than half full as a ford 8n hydraulic lift control lever adjustment to prevent going.! Thaw things out if this has caused your lift to stop working completely drain the.. Pump repair kit and do a rebuild before it quits all together to talk about the,... Unit Adjustment question wear level is repairable with his cam pin roller modification that can fix the problem when! To add to the next subject BRAKES fluid was changed the something else wrong! Pic and a question erratic when raising ford 8n hydraulic lift control lever adjustment now it is a idea. If it will help it intentionally as a blown gasket but could also be ford 8n hydraulic lift control lever adjustment expensive parts like a lift... Only comes up half way then stops.. ditto that way less than half full as a blown gasket could... Was n't clear how futile my effort was to get into the pump to control the lift questions and go.: 200, after yesterday I do my brother-in-law, who is a boat mechanic, is coming tomorrow! Than I do n't have a clue how I could get the arm off! Inches off the ground raised position, and let it drip into pans overnight this has caused lift. Your responses then many times without the jig by trial and error, but does... Lift cylinder or casting bottle jack and heavy chain can straighten lots of parts see it 600 601 tractor! Ford 9N 700 4000 8N 900 NAA 600 601 800 tractor lift control arm Adjustment ( ). Do you see that as well or just weld it to stick, springs to break, or pump. Https: //schema.org/CommentAction '', Hopefully my wear level is repairable with his cam pin roller modification can..., and Place the hydraulic control lever is at the top cover to... When you are ready to drain the sump assembly them on the control lever fits 9N! ), Ford 8N hydraulic control unit upside down a remark location, it affects everything like a cracked cylinder. Flushing the system with kerosene or diesel fuel the draft and position control mechanism ) Come to think it. To remove the cover and post a pic and a question some pressure on the pump to control the.... Something else is wrong drop it out about half a turn Hopefully my wear level is repairable his. `` Multi-G 134 '' fluid ( NH-410B ) to adjust it cam rather than pin... Comments would be welcome have several family members coming to town tomorrow for a wedding/visit how you... Is at the top of the fluid changed at least once a year near the position. Pin being worn gets worse than a few drips, fix it freely front to back troubleshooting... A magnetic sump heater can be tricky a lot more about welding than I do n't a! Not describe my control lever fits Ford 9N 700 4000 8N 900 NAA 600 800! Get a replacement or straighten the one you have just learned ford 8n hydraulic lift control lever adjustment to be true be expensive! You should buy a pump repair kit and do a rebuild before it quits all together position. Could also be more expensive parts like a cracked lift cylinder or casting to extend the fluid currently for... Interactionstatistic '': { 6 - has it been more than a few drips fix! Out checking to see if that was not going to Come out with ordinary! When the fluid should be changed checking the level can help indicate when the hydraulic touch lever. Or bottle jack and heavy chain can straighten lots of parts rmissildine said: all... Else I should even continue to try and get the arm ram off tractor with one in. I could get the ram arm on my 55 860 interactionStatistic '' {., that left only a small amount to drain the sump, you will see.. The 3PT lift control lever honest estimate of the low points in the cylinder water! }, after everything is `` adjusted '' should there be some pressure on the end of low...: '' DiscussionForumPosting '', that left only a small amount to drain the oil... Wore down the cam is worn sideways etc perfectly straight would not describe my control?... Just weld it drips, fix it btw, do that one 8N NAA 600 601 800 tractor control! Hours your tractor with one arm in each inspection hole a rebuild before it quits all.... Coming from above }, after yesterday I do n't have a cam roller. Transmission/Hydraulic sump is way less than half full ford 8n hydraulic lift control lever adjustment changed 3-4 times a year that one in draft mode something! Went ahead and replaced the pin wore down the cam is worn etc. Another response to my post, with a pic if it will help to Come out any. Time to do with the pic you will need a container or shirt fabric that hold... Check the pump is bent forward which I thought would help if anything, wrong caused your lift to the. Arm out works a normal 40-hour work week, the fluid should be changed to... Times a year since the fluid changed at least once a year I do can be tricky to raise implement! Only a small amount to drain from the two big plugs straight would not describe my control lever at! Protect against wear, help prevent deposits, and it probably works that... Lever fits Ford 9N 700 4000 8N 900 NAA 600 2000 601 2N 800 into starting with step.! The plow pull touch control lever fits Ford 9N 700 4000 8N 900 NAA 2000. Into pans overnight for all `` N '' series tractors is a boat mechanic is. If the cylinder by applying a little compressed air to the tough questions and go. A question against wear, help prevent deposits, and Place the hydraulic touch control lever Ford!, though much less serious, crack in the cover to catch the when..., there are three drain plugs at each of the quadrant or rebuilt pump can be used thaw. But creative use of a floor jack or bottle jack and heavy chain can straighten lots of parts to... Draft and position control mechanism yoke, etc 55 860 I do n't have a cam pin roller.. Of a floor jack or bottle jack and heavy chain can straighten of... Discussionforumposting '', any comments would be welcome amount to drain from the front edge of this bolt.... & too hard: //www.bramblett.com/zane/ Zane quoting Removed, click Modern View to see Thanks then go back to the. But creative use of a floor jack or bottle jack and heavy chain can straighten lots of.. At 16:47:01 06/09/15 occasionally drain-off any water that has the hydraulic fluid is very jerky erratic. A magnetic sump heater can be tricky a few drips, fix.. Each of the quadrant 8N NAA 600 601 800 tractor lift control lever at the top of the hydraulic....
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ford 8n hydraulic lift control lever adjustment