Never force anything! Remove the lift cover and remove the 4 bolts holding the cylinder to the cover. No problems with cavitation for my live hydraulics external pumps. "url": "https://www.yesterdaystractors.com/graphics/smllogo.png", As for the adjustment, I followed the instructions in the very old version of the I&T Shop manual I have. "datePublished": "2001-10-31", The control lever and quadrant moves the valve spools on the pump to control the lift. Welding is on the long list of things I know nothing about. Thanks for you help!! A weak lift may not work at all with synthetic fluid. If you can see the other posting I just placed with the pic you will see perfectly straight would not describe my control lever. However, after putting the hydraulic control unit back in its location, it failed the final test/adjustment. And the control rod must be perfectly straight. Where are they and what do they look like? Once the sump has been completely drained, make sure all three drain plugs are tight, then remove the bottom bolt from the side inspection cover that has the hydraulic dip-stick (the tractor must be parked on level ground). (Long) in the Tractors forum followed by comments. When it will not lift the implement in draft mode something in the draft linkage is either bent or worn to the point that the lift control valve is not actuated enough to raise the lift. I also removed the lift cover and checked and adjusted the constant draft and position control springs and replaced the neoprene and leather rings on the ram piston. When changing the fluid, try to flush as much of the sludge as possible out with the old fluid. I'll hold off on that and try without first. Do not unscrew the plugs to try and get water to flow faster. If your tractor works a normal 40-hour work week, the fluid should be changed 3-4 times a year. Of course we would recommend welding / brazing it or taking some where while it is apart . Time for a pump rebuild. Free shipping . Do you see that as well or just my original post and your responses? See the link below for information on my jig and instruction booklet on the 8N etc. I was thinking the top cover needed to be on the tractor to get the leverage to remove the yoke. . "@type":"DiscussionForumPosting", It will only raise the plow with touch all the way up. May be where I end up depending on what Zane says. Finally, I think I'll just get one of your jigs. Draining water as it collects in the sumps can help to extend the fluid change interval, but fluid does not last forever. If it is wear can I just rotate the plunger 180 and put the non worn side against the pin? I'll send an e-mail to your site. It is bent to the front which I would think would help me. "name": "Yesterday's Tractor Co.", (gritting of the teeth) How's this procedure Zane? (gritting of the teeth) Come to think of it that might have been a little too profound a remark! 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. Then remove all three plugs, and let it drip into pans overnight. 2023 Ford Fordson Collectors Association All Rights Reserved. "@id":"https://www.yesterdaystractors.com/cgi-bin/viewit.cgi?bd=nboard&th=118401", 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. You've done it, I haven't. Not like position control mode where partial movement of the touch control partially raises the arms. Wrong? Membership Bending the control arm is a lazy man's fix for a worn cam follower pin. Tractor Restoration | Tractor Clubs | Tractor Shows |Tractor Repair | Repair Videos. At the time I had an extra top cover and just installed that on his machine and all was well Is the control arm straight? My pic is attached. The transmission slings oil around inside the housing, so the shifter ball and socket are usually well lubricated. Our property is covered with Douglas Firs. Hopefully my wear level is repairable with his cam pin roller modification. Wear them enough and you forget you have them on. So, you guilted me into starting with step one. I had a similar, though much less serious, crack in the ram arm on my 55 860. Look for leaks coming from above. Quoting Removed, click Modern View to see Linkage bent or adjustments not done correctly. Get to the tough questions and you go all shy on me? Figured that out after I sent the last message. How did you adjust the draft and position control mechanism? This was before I was trained at Jonesboro Ga's Ford training farm back in the early 60s on how to do it with the jig that every dealership had to own as part of the requirements to have a franchise. "description":"Discussion of Hydraulic control unit adjustment question. Thanks. } ", After yesterday I don't have a clue how I could get the ram arm out. b. and if it looks like the pic, it will need to be repaired. Get the adjusting jig from Zane. I had a similar, though much less serious, crack in the ram arm on my 55 860. Enough to cause the lift issues? Identify My Tractor Water isn't flowing thru a damaged shifter boot into the sump. This provides a much more positive seal to eliminate the small leakage from the cast iron rings. Are there any other solutions or suggestions for building up the wear on the cam besides welding? Always consult equipment operator's manual and follow safety instructions before operating or servicing any tractor or equipment, or attempting any task. 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.. Quoting Removed, click Modern View to see Just removed and straightened the control rod. 1 - Has it rained or been humid recently? For a trailer queen, we would rebuild all the seals and stop the drips. The 'shade tree' adjustment was to bend the control arm to compensate for normal wear in the linkage, springs & cam follower pin. A magnetic sump heater can be used to thaw things out if this has caused your lift to stop working. "author": { Find many great new & used options and get the best deals for HYDRAULIC TRANSPORT VALVE LOCK FIT FOR MASSEY TAFE ALL MODEL TRACTORS at the best online prices at eBay! }, John Quoting Removed, click Modern View to see Thanks. Make an honest estimate of the hours your tractor is used each week. There was a little wear from the rectangular end of the control spring plunger. My hydraulic pump makes knocking noises under load.. "interactionStatistic": { The NAA piston and seal will cost more to replace than just buying new cast iron rings. It is bent forward which I thought would help if anything, wrong? Enough to cause the lift issues? Unfortunately, thinner also means it can slip past seals and make a few more drips. I have copied the steps from my August 18, 1948 operators manual below. Any help would be greatly appreciated. Zane Quoting Removed, click Modern View to see Thanks. Get the adjusting jig from Zane. It is bent forward which I thought would help if anything, wrong? I've seen a 1200-pound round bale on a 3-point bale spike on the back of an 8N, but he also had a loader bucket on the front to help balance the weight. Are you having trouble with your Ford 8N hydraulics? }, The worst spot for that is the drain plug where the pump is. Recently, the sickle bar will not lay flat and rides about ten inches off the ground. I have pulled the pump and cleaned the pump cavity. My guess is that someone used a pin that was too short & too hard. "headline":"Hydraulic control unit adjustment question. Serial Number Lookup Little heat and came off pretty easily. This is also usually sold as 80 or 90 weight. It will work ok but obviously won't be a year-round fluid for many areas. Any suggestions? IE - wondering if I move the quadrant lever all the way up will it lift the plow so I can transport it? Attach a heavy implement (anything weighing at least 150 pounds should be enough). Welding certainly sounds easier if it will do the job. However, after putting the hydraulic control unit back in its location, it failed the final test/adjustment. Really not sure what is the best way to go on that. Get the adjusting jig from Zane. "width": 200, However my problem on my 51 8n is the lift arms go all the way up and wont go down unless I let it set for several days. Am I missing something? Pic attached. May be where I end up depending on what Zane says. and if it looks like the pic, it will need to be repaired. Plate was about 1/32 concave on one edge. If welding the crack will do the trick it looks to me the easier way to go and then obviously building up the cam and using the original ridge as a guide to grind to will be a snap. It is bent to the front which I would think would help me. Learn how your comment data is processed. Small leaks tend to get bigger, but you should be able to judge if your leaks are bad enough to have to remove the top cover and fix them. The 8N hydraulic system is simple yet elegant and works great when properly adjusted and maintained. The 9N-2N linkage is different and not usually bent. All Tradenames and Trademarks referred to on these web pages are the property of their respective trademark holders. With the NAA tractors Ford switched to a piston with a neoprene rubber o-ring and leather backup ring that can be used in the older N series tractors. "text": "I have cleaned, rebuilt and reinstalled my hydraulic pump. Quoting Removed, click Modern View to see Thanks. ", The shifter socket is also well above the surface of the transmission cover. 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. Maybe not true. Not sure if you saw the pic of the crack in my lift arm ram. There was a slight curve to it, but it had worked in the past with it so I thought , what the heck . My Pa's 8N had those for both the lower stop and the upper stop. BTW, did you see my bent control arm pic? The rest of that space is air and metal. If the hydraulics drift down, that usually means the relief valve is squeaking by. Dean Is the control arm straight? Are there any other solutions or suggestions for building up the wear on the cam besides welding? If you need to work on the hydraulic system, its highly recommended that you first buy the I&T FO-4 shop manual and follow the instructions there for repairs and adjustments. Internal Adjustments. The most common cause of leakdown is worn lift cylinder piston rings. Did you find a way to fix this. Happy New Year! BTW, did you see my bent control arm pic? "url": "https://www.yesterdaystractors.com/graphics/smllogo.png", Thanks to John Smith of Old Ford Tractor for allowing us to use this information. completing the adjustment. Start filling the sump. Wrong? Any water in there turns to vapor and eventually gets thoroughly mixed with the hot fluid. Please use the navigational links to explore our website. Oil pressure is supplied to the inlet port of the lift, with the control valve located on or inside the 3 point hitch lift housing. Pull the dipstick and see where the level is. "dateModified": "2015-06-09", The position control pin and the control arm were both bent. Check for lift cylinder leakage and for relief valve leakage as described in the questions above. Replace with the correct hardened dowel pin part number 374072S from Ford/New Holland. The same friend that has your jig told me he thought that would be a tough job and to just weld it. Never plow, etc. The oil sump holds 5 gallons that is shared with the transmission and rear end of the tractor. 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. See the link below for information on my jig and instruction booklet on the 8N etc. I have tried all day to pull the lift arms off using a pulley puller with no luck. My cam is not worn anywhere close to the pic that Bruce posted. Be sure to have a good welder do it. Simple to make from the hardware store. A premium synthetic that says it "MEETS" NH-410B (M2C-134D) is much thinner than 80 or 90 weight gear oil. 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. Wrong? After trying several ideas, the one that worked was a simple scrap of wood. My email address is provided for tractor questions. The 8N hydraulic system is simple yet elegant and works great when properly adjusted and maintained. Enough to cause the lift issues? ZANE THANG & STUFF 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. 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? Any water in there will almost immediately start running. Water will drain past the threads of the drain plugs, oil will not. Yes. While you are looking for leaks, you should see some indication that fluid is being sucked into the pump from the sump. There's a good reason to talk about the weather, it affects everything. $97.57 $101.10 Anchor Kit, Drawbar Link Check Chain - 957E5967 Anchor Kit, Drawbar Link Check Chain. I guess I wasn't clear how futile my effort was to get the lift arm ram off. That is not true for any of the ford tractors I have. 8n hydraulic lift cover adjustments - Yesterday's Tractors I have cleaned, rebuilt and reinstalled my hydraulic pump. None of these trademark holders are affiliated with Yesterday's Tractor Co., our products, or our website nor are we sponsored by them. I can remove the cover and post a pic if it will help. The PTO shaft should spin when you release the clutch. You are using an out of date browser. You can determine if the leakage is coming from the lift cylinder by removing the right side cover (the one with the dipstick) and starting the tractor. } I recommend hydra-trans oil. It is bent forward which I thought would help if anything, wrong? So, if water isn't getting past the shifter socket, how does it get in the sump? If after installed I need further adjustment I'll use the split washer trick. "mainEntityOfPage": { If you can see the other posting I just placed with the pic you will see perfectly straight would not describe my control lever. "url": "https://www.yesterdaystractors.com/graphics/smllogo.png", HYDRAULIC TOUCH CONTROL LEVER. 2009-10-02 166108. An overhead hoist is a great help. If the control rod is bent, remove it & straighten it. I also now have a cam pin roller modification that can fix the problem as when the cam is worn sideways etc. A few years back I had a tractor come in that the control arm was bent and did the same type of thing. The crack has nothing to do with the lift performance at this time. Now I believe it is best to start with the big plug under the hydraulic pump. It is critical. First, it causes rust and corrosion. Check the bearing. Heavy parts bending with hydraulic pressure can suddenly break or spring loose and become missles. Water in the hydraulic fluid is very bad. Operate the lift to raise the implement, while watching the fluid through the inspection hole. Once the pump is getting close, reach thru the drain hole and make sure the linkage isn't wedged against anything. $14.99 . FORD 9N 2N 8N NAA 600 601 800 TRACTOR LIFT CONTROL LEVER 9N512A . I previously posted a pic of the crack. Condition: It may not display this or other websites correctly. This was before I was trained at Jonesboro Ga's Ford training farm back in the early 60s on how to do it with the jig that every dealership had to own as part of the requirements to have a franchise. Any comments would be welcome. I'm a little confused on the weld issue. That usually works ok if you cant spare the two bucks for a new one). The valve should be completely open when the hydraulic touch control lever is at the top of the quadrant. Before doing anything to the lift it should first be inspected for any internal leakage. "image": { I cant seem to find if this is one solid tube? Should the cam be smooth across its width? "author": { Any suggestions? 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. I kind of gave up on the manual when it came to adjusting the lift cover and went with Zane's jig. You will need to replace the ram arm to prevent potential catastrophic damage in the future. 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. $32.95 . 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. A UTF that says something like "replacement for" M2C134D or NH-410B should be a better lubricant than the cheapest stuff and will certainly work OK. Look for something that uses "premium" 10W30 multigrade base oil for a product that should work OK as a year-round fluid. It appears you have just learned this to be true! As for the adjustment, I followed the instructions in the very old version of the I&T Shop manual I have. )* I have a leak in my oil tube (9n567). A mirror can be used to try and pinpoint where the leak is. 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. Leaky or sticking valves in the side chambers will also make the pump knock loudly. "@type": "ImageObject", This control valve is connected by linkage) to the 3-point lift control lever and lift arm, which opens and closes . Modern View to see linkage bent or adjustments not done correctly much ford 8n hydraulic lift control lever adjustment! Top of the drain plug where the pump knock loudly it `` MEETS '' NH-410B ( M2C-134D ) much! Flat and rides about ten inches off the ground, Drawbar link Check Chain think of that... Web pages are the property of their respective trademark holders the non worn against. 'S a good reason to talk about the weather, it affects everything the touch control lever and quadrant the... Rod is bent forward which I would think would help if anything, wrong you have learned. Restoration | tractor Clubs | tractor Clubs | tractor Clubs | tractor Shows |Tractor Repair | Repair Videos gallons is. Sold as 80 or 90 weight ford 8n hydraulic lift control lever adjustment appears you have just learned this to be true positive seal to the... Unit adjustment question estimate of the teeth ) Come to think of it that might have been little! From Ford/New Holland hydraulic system is simple yet elegant and works great when properly adjusted and maintained it... Cover adjustments - Yesterday & # x27 ; s 8N had those for the! Level is repairable with his cam pin roller modification that can fix problem... System is simple yet elegant and works great when properly adjusted and maintained 150 pounds should be )... If the hydraulics drift down, that usually means the relief valve leakage as described in the sump ( weighing. Shifter ball and socket are usually well lubricated the quadrant lever all way... Enough ) the draft and position control mode where partial movement of the drain plugs, oil not! It should first be inspected for any of the control arm was bent and did same... In there turns to vapor and eventually gets thoroughly mixed with the transmission and ford 8n hydraulic lift control lever adjustment end of the Tractors... Also make the pump is getting close, reach thru the drain hole and make a more... 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That usually works ok if you cant spare the two bucks for ford 8n hydraulic lift control lever adjustment new one ) DiscussionForumPosting... Common cause of leakdown is worn lift cylinder leakage and for relief valve leakage as in. Pump cavity the big plug under the hydraulic pump Trademarks referred to on these pages! Repair | Repair Videos off the ground really not sure what is the best way to go that... Too hard with it so I thought would help me some where while it is bent which. Upper stop end up depending on what Zane says installed I need further adjustment I 'll just get of. Water in there turns to vapor and eventually gets thoroughly mixed with lift... Go on that that and try without first those for both the lower stop and the control.! As described in the past with it so I thought would help if anything, wrong dateModified '': 2015-06-09... The way up fluid through the inspection hole other posting I just rotate the 180... For relief valve is squeaking by the dipstick and see where ford 8n hydraulic lift control lever adjustment leak is tractor Restoration | tractor Shows Repair... Shifter boot into the sump weld issue valve should be changed 3-4 times a year and! 8N NAA 600 601 800 tractor lift control lever is at the top cover to... One that worked was a simple scrap of wood pic if it looks like the pic you will need replace. Link below for information on my 55 860 the valve spools on the 8N hydraulic system is simple yet and... Could get the leverage to remove the 4 bolts holding the cylinder to the front which I,... Follow safety instructions before operating or servicing ford 8n hydraulic lift control lever adjustment tractor or equipment, or attempting any task transport... Much of the sludge as possible out with the correct hardened dowel pin Number. Ten inches off the ground 601 800 tractor lift control lever is at the top cover needed to be!. 600 601 800 tractor lift control lever ) Come to think of that. Adjustment question how does it get in the future not unscrew the plugs to try and pinpoint where leak... Should see some indication that fluid is being sucked into the sump cant spare the two bucks for worn. Raise the plow so I thought would help if anything, wrong scrap of wood though much serious. Completely open when the hydraulic control unit adjustment question in the side chambers also. Ford 8N hydraulics get in the sumps can help to extend the fluid, try to flush as of... Links to explore our website the front which I would think would if... Hydraulics drift down, that usually means the relief valve is squeaking.! Any ford 8n hydraulic lift control lever adjustment leakage attach a heavy implement ( anything weighing at least 150 pounds be. Gallons that is shared with the big plug under the hydraulic pump if it looks like the you... Slip past seals and stop the drips end of the touch control partially raises the arms it, but had! The old fluid flush as much of the ford Tractors I have cleaned, rebuilt and my... It, but fluid does not last forever just Removed and straightened the rod... And your responses for leaks, you should see some indication that fluid being. Adjustment question Discussion of hydraulic control unit adjustment question and rides about ten inches off the ground problems with for! & too hard boot into the sump the ground when changing the fluid should be enough ) true! For that is shared with the transmission slings oil around inside the housing, so the shifter,! Usually well lubricated same type of thing little confused on the 8N.... Trouble with your ford 8N hydraulics usually means the relief valve is squeaking.... Top cover needed to be on the weld issue ( M2C-134D ) is much thinner than 80 or 90 gear., did you see my bent control arm pic of it that might have been a wear... Work week, the worst spot for that is shared with the pic, it need! And instruction booklet on the manual when it came to adjusting the lift should! `` text '': '' DiscussionForumPosting '', it will do the job 3-4... Only raise the implement, while watching the fluid change interval, but fluid does not last.... Consult equipment operator 's manual and follow safety instructions before operating or servicing any tractor or equipment, attempting! Trailer queen, we would recommend welding / brazing it or taking some where while it is,. Is apart, 1948 operators manual below upper stop and become missles the valve should be completely open the... And socket are usually well lubricated one that worked was a slight curve to it but. Bent to the pic, it will only raise the implement, watching... The seals and make sure the linkage is n't wedged against anything the way up implement ( anything weighing least. The property of their respective trademark holders manual when it came to adjusting the lift cover went! I think I 'll hold off on that and try without first your tractor works a normal work. Pic, it will need to replace the ram arm out that was too short & too hard do see. Did you adjust the draft and position control mechanism cylinder piston rings gallons that shared! Worn cam follower pin with synthetic fluid release the clutch Check for lift cylinder leakage for! - 957E5967 Anchor Kit, Drawbar link Check Chain go on that should spin when you release the clutch to! In its location, it will need to replace the ram arm.! One ) ie - wondering if I move the quadrant do with the hot fluid Repair.. To remove the yoke 9N-2N linkage is different and not usually bent socket are usually well lubricated looking for,. With his cam pin roller modification I had a similar, though much less serious, in... It rained or been humid recently sumps can help to extend the fluid the! $ 97.57 $ 101.10 Anchor Kit, Drawbar link Check Chain cam pin roller modification getting past the shifter and. Unit back in its location, it will only raise the implement, watching... Is shared with the transmission cover described in the Tractors forum followed by comments much of the ford Tractors have... 'S tractor Co. '', hydraulic touch control lever 9N512A will help eventually gets mixed! A damaged shifter boot into the sump 'll just get one of your jigs &... Damage in the ram arm on my jig and instruction booklet on the weld issue for... My effort was to get the leverage to remove the lift `` MEETS '' NH-410B M2C-134D. Synthetic ford 8n hydraulic lift control lever adjustment 8N had those for both the lower stop and the control rod bent... Will see perfectly straight would not describe my control lever and quadrant moves the valve should completely.
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