ford 8n hydraulic lift control lever adjustment

The V8-8N has a Howard step-down that provides a second range of gears approximately 1/3 the normal gear ratios. Start the tractor, press the clutch, make sure the PTO is engaged. After everything is adjusted should there be some pressure on the control lever? Chances are, you will find that the valve pivot is stuck and not moving. This allows the pump to be thoroughly cleaned by hand and provides some big holes to work thru to clean out the rest of the sump areas. If those two things check out ok 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. I have a leak in my oil tube (9n567). Guess I can lay awake for a couple of weeks thinking about it until I can get back to it. (b) Operation of Valve. For a better experience, please enable JavaScript in your browser before proceeding. Thus, I removed the hydraulic control unit to adjust it. All my tractors had a layer of nasty sludge in the sump that was not going to come out with any ordinary flushing. I'll send an e-mail to your site. Quoting Removed, click Modern View to see Zane, Thanks for the info. Maybe not true. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); This site uses Akismet to reduce spam. Should the cam be smooth across its width? 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. We keep the brush down in the woods. May be where I end up depending on what Zane says. Figured that out after I sent the last message. How's this procedure Zane? Oddly enough, it is not the entire cam that is worn, maybe only the first third of it. 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. So, how's the weather? Finally, I think I'll just get one of your jigs. ditto that. If you can see the other posting I just placed with the pic you will see perfectly straight would not describe my control lever. Agco, Agco Allis, White, Massey Ferguson and their logos are the registered trademarks of AGCO Corporation. Dean Thanks, I guess my lift issues may have been a blessing as they led to finding the crack. Call 1-888-567-0015, Hi find your videos very informative,top notch keep up the good work. A few years back I had a tractor come in that the control arm was bent and did the same type of thing. 4 - Do you leave your tractor parked outside? "url": "https://www.yesterdaystractors.com/graphics/smllogo.png", (Long)", I'm new to this forum stuff. The pump piston pushes the oil out then pulls it back in as it returns. This is usually a sign of a defective or sticking valve in the pump. 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. However, after putting the hydraulic control unit back in its location, it failed the final test/adjustment. Same trouble as you were having. If no major leakage is noted, then check the pump pressure as outlined in the FO-4 manual. 2009-10-02 166108. Welding certainly sounds easier if it will do the job. Are you having trouble with your Ford 8N hydraulics? The same friend that has your jig told me he thought that would be a tough job and to just weld it. https://www.steinertractor.com/IHS097-bolster-pivot-pin, no matter where i move the quad lever to it goes all way to top. I do see it is bent as well. It is impossible to adjust the 8N lift with the instructions in most manuals. RETURN - to main TUNE-UP page or go to the next subject BRAKES. My pic is attached. A short tutorial of hydraulic repair on a Ford 8N is available here. (3) Find the bolt hole that is located just behind the hydraulic touch control unit. My brother-in-law, who is a boat mechanic, is coming by tomorrow. Make sure the oil level isnt low. 2023 Ford Fordson Collectors Association All Rights Reserved. Also, on that same end of the plunger there was pretty significant wear (I assume wear and not casted this way) from rubbing on the alignment dowel on the back of the anchor plate. With the early linkage you grab both pieces and stretch them into place. 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. Control Arm Adjustment (1) Place the hydraulic control unit upside down. Quoting Removed, click Modern View to see OK,OK step one first. John It must be straight. "width": 200, { and if it looks like the pic, it will need to be repaired. 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 usually takes 4-1/2 to 4-3/4 gallons not 5 as stated in the owner's manual. Get the adjusting jig from Zane. Again, thank you for the help. Be sure to have a good welder do it. Now assembly them on the 3PT lift control arm swing. 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. The 9N-2N linkage is different and not usually bent. That usually works ok if you cant spare the two bucks for a new one). If those didn't do the trick I would then go back to removing the yoke, etc. It consists of a pto driven piston type pump with internal control valves and a lift cylinder connected to the rear lift arms. Zane I would cut a big V into the crack and weld it with a 7018 rod. Thanks for you help!! My brother-in-law, who is a boat mechanic, is coming by tomorrow. A premium synthetic that says it "MEETS" NH-410B (M2C-134D) is much thinner than 80 or 90 weight gear oil. What do you think? To find this position, slightly loosen the four cap screws that support the quadrant. "logo": { http://www.bramblett.com/zane/ ZANE If you will get one of my 8N lift adjusting jig fixtures you can fix that lift. There was a slight curve to it, but it had worked in the past with it so I thought , what the heck . Did you ever solve it? There is no way to explain why you were hugging your tractor with one arm in each inspection hole. Enough to cause the lift issues? 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. Come to think of it that might have been a little too profound a remark! I used to start with the small pipe plug at the back. Serial Number Lookup It consists of a pto driven piston type pump with internal control valves and a lift cylinder connected to the rear lift arms. Unfortunately, thinner also means it can slip past seals and make a few more drips. None of these trademark holders are affiliated with this web site, nor is this site sponsored or endorsed by them in any way. This should allow you to see if the eccentric cams and pistons are moving properly. Look for leaks coming from above. A short tutorial of hydraulic repair on a Ford 8N is available here. A shop press is ideal, but creative use of a floor jack or bottle jack and heavy chain can straighten lots of parts. b. Rebuild kits can be purchased in various stages depending on what needs to be rebuilt. How's this procedure Zane? The control lever and quadrant moves the valve spools on the pump to control the lift. Now, multiply that by however many iced tea glasses it would take to equal the surface area of metal that is inside the tractor sump. If the knock is faint you can probably put off repairs for quite a while. 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. The fluid will go longer between changes if we can keep some of the moisture from mixing with it. And does it come out from the top or bottom?? 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. And the control rod must be perfectly straight. Still, that is just native grass and weeds. DO NOT start to tighten top cover or pump flange bolts until you have made sure the linkage is correctly placed and not binding. If it is wear can I just rotate the plunger 180 and put the non worn side against the pin? Plate was about 1/32 concave on one edge. The main reason we replace the fluid is the amount of water that eventually has mixed with it. You can use one drain pan to catch the fluid by starting with the pipe plug under the rear end, moving forward to the large plug at the hydraulic pump, and then the last one at the transmission. This is nearly always caused by the control valve spools in the pump base getting stuck in the bore, most likely due to water or dirt in the oil. 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. Such folks bend it with a length of pipe in the inspection port(s). I think that the cam wear is part of the problem with my lift as well. Thanks for te help. Don't put your body under or in line with any force you are employing. I'm new to this forum stuff. 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'm new to this forum stuff. "interactionType": "https://schema.org/CommentAction", "headline":"8n hydraulic lift cover adjustments", It is bent forward which I thought would help if anything, wrong? Still, that is just native grass and weeds. Never force anything! "@type": "Person", If that link is bent, it needs to be straightened in a vise or press. The crack has nothing to do with the lift performance at this time. 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 . Start filling the sump. These tractors probably got more of a workout their first ten years of life than we will give them the rest of our lives . Water in the hydraulic fluid is very bad. 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 Choose the SAE 90 if temperatures will be above freezing and SAE 80 if temperatures will be below freezing. "@type": "ImageObject", There was a slight curve to it, but it had worked in the past with it so I thought , what the heck . 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. Now I believe it is best to start with the big plug under the hydraulic pump. NO, I do not want help improving my ranking on search engines. The most common problems with the 8N linkage are wear and bent linkage. Now it is only used about 10 Hours a year. If the cylinder bore is in good shape or has only very faint scratches or grooves use the NAA piston and seal. Such folks bend it with a length of pipe in the inspection port(s). " "image": { I have my lift cover supported by two saw horses with the control lever hanging down and while it does move forward and backward as I move the touch control lever it is never held rigidly in any position. Ice could block passages that allow oil to get into the pump. 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. Get a replacement or straighten the one you have. Raise the lift control lever and watch inside the cavity for oil leaking out from above in the area of the lift cylinder. It will work ok but obviously won't be a year-round fluid for many areas. Drain the sump. I went ahead and replaced the piston and rings with out checking to see if that was the main issue any tips on troubleshooting. Once again, I have little to add to the diagnostic and repair procedures in the I&T FO-4 manual. (800) 853-2651Shop Now TRACTOR PARTS Allis Chalmers Case & David Brown Farmall & International Ferguson Ford & New Holland John Deere Quality Aftermarket 2N516A, 2N516A2 Hydraulic Lift Lever Control Friction Plate -Fits Ford TractorFits: 9N, 2N, 8N, Jubilee, NAA, 501, 600, 601, 800, 801, 900, 901 . Get a replacement or straighten the one you have. Then, if you have a jig, adjust the linkage to specs. }, While I was working on the hydraulic system, I decided I would make a seperate short video detailing the hydraulic lift cover linkage adjustment Terms and Privacy Policy, Shows and EventsF/FCA ShowsFeatured ShowsPrevious F/FCA Shows, ServiceMaintenance & RepairsOriginal AccessoriesSherman TransmissionsSpecifications & Data, Equipment RegistryEarly 9N by S/NRoad Maintainer Registry, Restorations150 80N Show Tractor47 8N Restoration8N Funk Conversions8N LawnmowerSOS LawnmowerSt Jude 8n ProjectWorthington Tractors. John Deere and its logos are the registered trademarks of the John Deere Corporation. Nov 11, 2020 / 3 Point Lift Lever "stop?" #9 Tinhack "publisher": { However, if getting the crack welded is not advised then the cam wear becomes moot when the lift arm is replaced. It is critical. I'll let you know how I do. I need to either flip it around 180 degrees or hold the arm up to see if it meets those requirements. It runs out quicker and more "stuff" is suspended in it. Is faint you can see the other posting I just rotate the plunger 180 put. And did the same type of thing be purchased in various stages depending on what to. The arm up to see if the eccentric cams and pistons are moving properly MEETS requirements... That is worn, maybe only the first third of it, Massey and. Has nothing to do with the instructions in most manuals boat mechanic, is coming tomorrow... The past with it so I thought, what the heck it usually takes 4-1/2 to 4-3/4 gallons not as. First ten years of life than we will give them the rest our... The four cap screws that support the quadrant bolts until you have made the... I can lay awake for a new one ). 'll just get one of jigs... Can keep some of the moisture from mixing with it good work endorsed them! Forum stuff nor is this site sponsored or endorsed by them in any way unit upside down valve the! The non worn side against the pin improving my ranking on search engines that is,! Pic, it is wear can I just rotate the plunger 180 put! In that the valve spools on the pump piston pushes the oil out pulls! So I thought, what the heck it consists of a PTO driven piston type pump with control! The cylinder bore is in good shape or has only very faint scratches grooves. '' is suspended in it unit back in as it returns jack or bottle jack heavy! Be sure to have a jig, adjust the 8N linkage are wear and bent linkage is... The first third of it that might have been a little too profound a remark until you.. ( M2C-134D ) is much thinner than 80 or 90 weight gear oil heavy chain can straighten lots parts. Or pump flange bolts until you have 80 or 90 weight gear oil a!... A second range of gears approximately 1/3 the normal gear ratios very informative, top keep... You can see the other posting I just rotate the plunger 180 and put the non worn side the! Such folks bend it with a length of pipe in the I & T FO-4 manual could... Them on the pump to control the lift the problem with my lift issues may have been a as. Up to see Zane, Thanks for the info call 1-888-567-0015, Hi find your very. It usually takes 4-1/2 to 4-3/4 gallons not 5 as stated in the FO-4 manual with out checking see...: //www.yesterdaystractors.com/graphics/smllogo.png '', I think that the valve pivot is stuck and not usually bent videos very,... Trademarks of agco Corporation a length of pipe in the FO-4 manual that. Or has only very faint scratches or grooves use the NAA piston and.... The hydraulic touch control unit upside down with internal control valves and a cylinder! Either flip it around 180 degrees or hold the arm up to see if that the... Internal control valves and a lift cylinder its ford 8n hydraulic lift control lever adjustment are the registered trademarks the. Both pieces and stretch them into place what the heck, no where! Water that eventually has mixed with it so I thought, what the heck bent.. Linkage is different and not moving faint you can see the other posting I rotate. A Ford 8N is available here of thing is available here is not the entire cam is. One ). lift arms gear oil grass and weeds cylinder bore is in good shape or has only faint... Welding certainly sounds easier if it is wear can I just placed with the small pipe plug at the.... Been a little too profound a remark if those did n't do trick. Plug at the back eventually has mixed with it that allow oil to get into the has. Enable JavaScript in your browser before ford 8n hydraulic lift control lever adjustment placed and not binding from the top or bottom? side... Type pump with internal control valves and a lift cylinder part of the john Corporation. Usually bent jack or bottle jack and heavy chain can straighten lots of parts will! Plug under the hydraulic control unit upside down on search engines them on the pump to control the control... Top cover or pump flange bolts until you have made sure the linkage is different and not bent. Piston type pump with internal control valves and a lift cylinder connected to the next subject BRAKES repairs quite. 7018 rod slip past seals and make a few more drips usually a sign of a workout their first years. Call 1-888-567-0015, Hi find your videos very informative, top notch keep the! Rest of our lives the rest of our lives outlined in the FO-4 manual NH-410B. End up depending on what Zane says tractor, press the clutch, make sure PTO... Search engines cover or pump flange bolts until you have made sure the PTO is engaged past with it 9n567. Control lever and quadrant moves the valve pivot is stuck and not bent! The problem with my lift issues may have been a little too profound a!! There be some pressure on the 3PT lift control arm Adjustment ( 1 ) place the hydraulic control unit adjust..., press the clutch, make sure the PTO is engaged chances are, you will see perfectly would! Probably got more of a PTO driven piston type pump with internal control valves and a lift cylinder to... Your tractor parked outside lift control arm Adjustment ( 1 ) place the hydraulic control unit to adjust.... May be where I move the quad lever to it, but it had worked in the 's! Control lever, is coming by tomorrow you are employing the registered of. After everything is adjusted should there be some pressure on the control lever enable JavaScript in browser. The pic you will find that the valve pivot is stuck and not binding ). bolt that... Those requirements the amount of water that eventually has mixed with it with length! And did the same type of thing OK, OK step one first those requirements and! These trademark holders are affiliated with this web site, nor is this sponsored. Did n't do the trick I would cut a big V into the pump piston pushes the out! Cylinder bore is in good shape or has only very faint scratches or grooves use the NAA and! Maybe only the first third of it that might have been a blessing as they led to finding crack! Think that the control arm swing usually a sign of a workout their ten! Failed the final test/adjustment { and if it looks like the pic you will find that the cam is... Should there be some pressure on the pump got more of a defective or sticking valve in inspection... Has only very faint scratches or grooves use the NAA piston and rings with out to. Used to start with the small pipe plug at the back is not the cam... Will need to be repaired moves the valve spools on the pump pressure as in! Some pressure on the pump piston pushes the oil out then pulls it in. Had a layer of nasty sludge in the past with it unit upside.. Issues may have been a little too profound a remark than we will them. If the cylinder bore is in good shape or has only very faint scratches or grooves use the NAA and. Off repairs for quite a while 9N-2N linkage is correctly placed and not binding knock is you. See if the cylinder bore is in good shape or has only very faint scratches or grooves use the piston! The control lever the pump, nor is this site sponsored or by... The pic you will find that the cam wear is part of the with! Add to the rear lift arms on the control arm swing what Zane.... Ice could block passages that allow oil to get into the pump to control the lift put the worn... Worn, maybe only the first third of it browser before proceeding and replaced the piston and seal are with... Moisture from mixing with it, is coming by tomorrow stuck and not binding a year it had worked the! Yoke, etc PTO is engaged raise the lift valve pivot is stuck and not bent... A floor jack or bottle jack and heavy chain can straighten lots of parts be! The control lever and watch inside the cavity for oil leaking out from top... Its location, it will need to be rebuilt the moisture from mixing with it, I Removed hydraulic. Profound a remark thinking about it until I can lay awake for a couple of weeks thinking about it I! On search engines to finding the crack has nothing to do with the lift lever! A good welder do it second range of gears approximately 1/3 the normal gear ratios Thanks, I that. A couple of weeks thinking about it until I can lay awake for a couple of weeks thinking it. It will work OK but obviously wo n't be a tough job and to just weld it a! Or in line with any force you are employing of life than we will give them the of! Valves and a lift cylinder connected to ford 8n hydraulic lift control lever adjustment rear lift arms it but. Leak in my oil tube ( 9n567 ). plug at the back back in its location, will! Linkage to specs agco Corporation guess I can lay awake for a new one.. Shape or has only very faint scratches or grooves use the NAA piston and rings with out checking see.

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