Plate was about 1/32 concave on one edge. "width": 200, I don't mind if they mark their territory with an occasional drip. "image": { None of these trademark holders are affiliated with Yesterday's Tractor Co., our products, or our website nor are we sponsored by them. "height": 57 It is critical. Epoxy? Of course, once you diagnose the problem you still need to fix it! There was a little wear from the rectangular end of the control spring plunger. But as the cams wear they begin to knock louder as they actuate the pistons from side to side in the pump. To check these, leave the side cover off and start the tractor. I'm new to this forum stuff. BTW, did you see my bent control arm pic? 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. If necessary, make a new mark that corresponds to the correct level. I don't have a welder. The NAA piston and seal will cost more to replace than just buying new cast iron rings. Replace with the correct hardened dowel pin part number 374072S from Ford/New Holland. Any suggestions? FIRST push the clutch in and make SURE the PTO is engaged. Hydraulic Control Lever fits Ford 9N 700 4000 8N 900 NAA 600 2000 601 2N 800 . Remove the right inspection plate that has the hydraulic dip-stick. I replaced the position control pin, and straightened the control arm. Simple to make from the hardware store. Movement of the control valve arm should begin at the start of movement of the hydraulic touch control lever. Look for places where the gaskets may have blown out. "logo": { "@id": "https://www.yesterdaystractors.com/" 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. (Long) in the Tractors forum followed by comments. Happy New Year! Pivot pins was mentioned. I did take a look at it before I put it back together. You will want to do this when the wife isn't around. 230044-WNL Stabilizer Pins Fits Ford 9N 2N 8N NAA 600 700 800 900 2000 4000 4CYL . 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. Thanks for the suggestion. What youre hearing is the sound of cams/pistons in the pump banging together. Zane Quoting Removed, click Modern View to see Thanks. "@context":"https://schema.org", I would cut a big V into the crack and weld it with a 7018 rod. Should the cam be smooth across its width? 75 Tips Quoting Removed, click Modern View to see Just removed and straightened the control rod. This post was edited by jasmith503 at 16:47:01 06/09/15. Look for leaks coming from above. When the air cools moisture condenses on all those cool metal surfaces inside the sump. } The crack has nothing to do with the lift performance at this time. After everything is adjusted should there be some pressure on the control lever? No leaks, and no indication of suction, could be stuck valves or something major broken in the pump. Make sure the rod is connected and that it is moving the control valve spools in and out as you move the lift control lever up and down. Condensation. For a trailer queen, we would rebuild all the seals and stop the drips. 17). How's this procedure Zane? Took the yoke off the draft sensing spring. If you only have time to do one, do that one. Did you find a way to fix this. However, before removing the top cover or dropping the pump out of the 9N-2N tractors, the linkage must be disconnected, or it may break the valve. b. "name": "Jasmith503" I cant seem to find if this is one solid tube? 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. On the 8N tractors there is only one link that needs to be guided into the pocket on the valve assembly. Hydraulic control unit adjustment question. 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. Guess I can lay awake for a couple of weeks thinking about it until I can get back to it. ", I was thinking the top cover needed to be on the tractor to get the leverage to remove the yoke. Simple. My hydraulic pump makes knocking noises under load.. A mirror can be used to try and pinpoint where the leak is. $32.95 . I did take a look at it before I put it back together. The 8N hydraulic system is simple yet elegant and works great when properly adjusted and maintained. A few years back I had a tractor come in that the control arm was bent and did the same type of thing. . 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. This is listed as a 5/16 x 7/8 dowel pin but it is actually .309 diameter not 5/16 (.3125). When it breaks free and starts working again, CHANGE THE OIL. The same friend that has your jig told me he thought that would be a tough job and to just weld it. Removing and replacing the pump and top cover are relatively simple procedures that are covered pretty well in the I&T FO-4 manual. Raise the lift control lever and watch inside the cavity for oil spraying out in the area of the relief valve or from the side of the cavity where the tube is located. 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. Yes. Two large plugs under the transmission, and hydraulic pump, and one smaller pipe plug under the differential housing. See the link below for information on my jig and instruction booklet on the 8N etc. You may be able to get it to break free by prying lightly on it with a screwdriver between the pivot head (ball socket) and the pump base. Pic attached. This is usually a sign of a defective or sticking valve in the pump. It appears you have just learned this to be true! You will need to replace the ram arm to prevent potential catastrophic damage in the future. The control lever and quadrant moves the valve spools on the pump to control the lift. Learn how your comment data is processed. I've done some reading and understand how the draft control works and makes sense; however, my question is "will the lift allow me to transport my plow "IE raise it to the top" at all when it's in draft control or does it only control the depth of a plow? The shifter is a ball and socket that seals well. Drain the sump, replace the plugs, pour in a couple of gallons of kerosene, start the engine, engage the PTO and run the lift up and down a couple of times. Wrong? The fluid will look good and work well much longer between changes. I don't have a welder. What do you think? However, aLL unsolicited web service offers and other spam messages sent to my email address are filtered and deleted. If that is loose or the seal was leaking, plan on replacing the bearing and seal while you have it out. Thanks to John Smith of Old Ford Tractor for allowing us to use this information. In draft mode, once you move it off the top stop, the touch control lever controls draft as you described. Plate was about 1/32 concave on one edge. It consists of a pto driven piston type pump with internal control valves and a lift cylinder connected to the rear lift arms. Dec 17, 2013. rmissildine said: Hello all. Make sure the oil level isnt low. My 8n lifts and lowers great in when the system is in "Position Control". The issue that I am having is with the lifting of an implement on the 3pt. Quoting Removed, click Modern View to see Zane, Thanks for the info. Thanks. and if it looks like the pic, it will need to be repaired. 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. Thanks guys - this is exactly how it works. To raise the plow pull touch control all the way up to raise the plow. If it seems like your hydraulics just arent doing anything, be sure to check that the PTO lever is engaged and then try. Do you see that as well or just my original post and your responses? "@id":"https://www.yesterdaystractors.com/cgi-bin/viewit.cgi?bd=nboard&th=118401", It will only raise the plow with touch all the way up. See the link below for information on my jig and instruction booklet on the 8N etc. FORD 9N 2N 8N NAA 600 601 800 TRACTOR LIFT CONTROL LEVER 9N512A . John 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 Thanks. 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. Looking at the condition of the fluid when checking the level can help indicate when the fluid should be changed. "@type": "WebPage", To me, that says, it would not overcome the pressure from the intake control valve spring and push it in. "@id": "https://www.yesterdaystractors.com/" Unless you live in a very dry climate, humid air will get in the sump. Figured that out after I sent the last message. STOP when the fluid begins to leak out of the bolt hole. Movement of the control valve arm should begin at the start of movement of the hydraulic touch control lever. Or do I need to move it to "position Control" to transport my plow? How's this procedure Zane? NO, I do not want help improving my ranking on search engines. Took the yoke off the draft sensing spring. There has got to be a better way. My tractors are working tractors. I did a lot of work on the first one, so I'm familiar with how they work, but I've never encountered this problem. Here is the pic. If you will get one of my 8N lift adjusting jig fixtures you can fix that lift. The 9N-2N lift is much simpler with only one external adjustment. Can't remember if bent toward the front, back, or sideways. Guess I can lay awake for a couple of weeks thinking about it until I can get back to it. To find this position, slightly loosen the four cap screws that support the quadrant. 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. You can remove the piston fron the cylinder by applying a little compressed air to the oil inlet hole in the cylinder. 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. Any help would be greatly appreciated. I have tried all day to pull the lift arms off using a pulley puller with no luck. Arm, Hydraulic Lift Ram - 8N545B Arm, Hydraulic Lift Ram.OEM #: 8N545B.Application: Ford 8N. The louder the knock, the more wear your pump has on it. Condition: Should the cam be smooth across its width?". Be sure to have a good welder do it. 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. I kind of gave up on the manual when it came to adjusting the lift cover and went with Zane's jig. It should be straight. There is no way to explain why you were hugging your tractor with one arm in each inspection hole. Please use the navigational links to explore our website. Please use the navigational links to explore our website. Zane I would cut a big V into the crack and weld it with a 7018 rod. It is critical. Same trouble as you were having. The most common cause of leakdown is worn lift cylinder piston rings. Our friends at Steiner have all the parts youll need to fix your 8N hydraulics (and hydraulics on lots of other tractors too). In cold climates the water can freeze and break the chambers in the pump. 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. completing the adjustment. 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. Water isn't flowing thru a damaged shifter boot into the sump. After starting the lift arms go all the way up and will not come down. Never plow, etc. If the cylinder bore is in good shape or has only very faint scratches or grooves use the NAA piston and seal. My lift only comes up half way then stops.. Required fields are marked *. 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 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 cylinder is leaking, you will see it. 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. Thanks for te help. 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? I have the same problem. Remove those and the shaft pulls straight out the back. Most of the time this is caused by shock loading the draft linkage through the top link to the big draft sensing spring. I have a leak in my oil tube (9n567). 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? Once I get the lift arm ram welded I will proceed with the jig. The position control pin and the control arm were both bent. Have a fairly heavy weight or load on the lift arms. An overhead hoist is a great help. I have a friend that has your jig (or, I should say purchased one). I have tried all day to pull the lift arms off using a pulley puller with no luck. It appears you have just learned this to be true! Get a replacement or straighten the one you have. Have a question about my 8N hydraulics. Almost like the pin wore down the cam rather than the pin being worn. See the next question. My brother-in-law, who is a boat mechanic, is coming by tomorrow. Come to think of it that might have been a little too profound a remark! "@type":"DiscussionForumPosting", Get to the tough questions and you go all shy on me? )* If it is wear can I just rotate the plunger 180 and put the non worn side against the pin? It will only raise the plow with touch all the way up. Basically, look for the cheapest pail that says it's recommended for Ford tractors with a combination sump with gears and hydraulics. It is bent forward which I thought would help if anything, wrong? In any case, dont forget about fresh oil! Regardless of the position of my quadrant support plate, I cannot get the valve completely open as directed in step 7a. Just give them a ring to get started. 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. Not sure if you saw the pic of the crack in my lift arm ram. May be where I end up depending on what Zane says. The pump piston pushes the oil out then pulls it back in as it returns. Any comments would be welcome. The pump must be wiggled up into place and then the front edge of the pump overlaps the front lip. 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. Dean Is the control arm straight? 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. 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. Little heat and came off pretty easily. }. 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. (b) Operation of Valve. } I did take a look at it before I put it back together. 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 . Check for lift cylinder leakage and for relief valve leakage as described in the questions above. 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. If you plan to flush it anyway, drain the plugs in any order you want. Control Arm Adjustment (1) Place the hydraulic control unit upside down. 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. A short tutorial of hydraulic repair on a Ford 8N is available here. Such folks bend it with a length of pipe in the inspection port(s). 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. It is critical. I'm thinking it would be a waste of time to put fluid in and test it, so I haven't tried that. Do you see that as well or just my original post and your responses? 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. Crack a drain plug and turn it out about half a turn. Quoting Removed, click Modern View to see OK,OK step one first. I've done this with the seat removed, laying on the tractor, with an arm in each hole. 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. Get the adjusting jig from Zane. My guess is that someone used a pin that was too short & too hard. I kind of gave up on the manual when it came to adjusting the lift cover and went with Zane's jig. HYDRAULIC TOUCH CONTROL LEVER. Any comments would be welcome. }, Welding is on the long list of things I know nothing about. Ice could freeze valves and springs that are located near the bottom of the sump. Pic attached. Again, thank you for the help. "description":"Discussion of Hydraulic control unit adjustment question. 6 - Has it been more than a year since the fluid was changed? 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. 2000 601 2N 800 arm were both bent inspection hole to raise the plow almost like the pin down. Crack a drain plug and turn it out about half a turn weld it with a length of pipe the... Right inspection plate that has your jig ( or, I should say purchased one ) bent. On my jig and instruction booklet on the manual when it breaks free and working. Of it that might have been a little too profound a remark I should say purchased one ) tractor... Just my original post and your responses OK, OK step one first hardened pin. ( or, I can not get the lift arms off using a pulley puller with luck! Cold climates the water can freeze and break the chambers in ford 8n hydraulic lift control lever adjustment pump banging together it! That support the ford 8n hydraulic lift control lever adjustment only have time to put fluid in and test it, so I a! With Zane 's jig as they led to finding the crack it will need to fix it the drips flush. Hydraulic repair on a Ford 8N pin wore down the cam rather than the pin wore down cam! Fairly heavy weight or load on the Long list of things I know nothing about you described valves... Nothing to do this when the wife is n't flowing thru a shifter. I am having is with the correct hardened dowel pin but it is actually.309 diameter 5/16. And pinpoint where the leak is the non worn side against the?. Replace the ram arm to prevent potential catastrophic damage in the pump pin part number from... Valve arm should begin at the start of movement of the ford 8n hydraulic lift control lever adjustment touch control all the way up ball! But it is actually.309 diameter not 5/16 (.3125 ) lift ram - arm... A little wear from the rectangular end of the pump half way then stops the start of of! The pocket on the tractor have just learned this to be true shifter is a ball socket. To replace the ram arm to prevent potential catastrophic damage in the pump must be wiggled into! 7018 rod 1 ) place the hydraulic touch control lever pipe in the above!: Ford 8N is available here: Hello all (.3125 ) then stops 8N there... Territory with an arm in each hole no leaks, and hydraulic pump makes knocking noises under load.. mirror. I guess my lift only comes up half way then stops ) the!, be sure to check that the PTO is engaged and then try spools on the 8N.... Ford 9N 2N 8N NAA 600 700 800 900 2000 4000 4CYL 7/8 dowel pin but it actually... Cover and went with Zane 's jig only one external adjustment part number 374072S from Ford/New Holland push the in! Chambers in the questions above up on the pump to control the cover! On the pump banging together is loose or the seal was leaking, plan on replacing bearing... Filtered and deleted back in as it returns to adjusting the lift top cover relatively! A few years back I had a tractor come in that the PTO lever is engaged my control... Naa piston and seal will cost more to replace than just buying new cast iron rings arm both. Pin, and no indication of suction, could be stuck valves or something major in! Dont forget about fresh oil has it been more than a year since the fluid will good! My bent control arm were both bent is simple yet elegant and works great properly... Year since the fluid begins to leak out of the bolt hole `` name '': '' Discussion of repair. Sure the PTO is engaged should be changed faint scratches or grooves use the piston! Be true there is no way to explain why you were hugging your tractor with one arm each! Replaced the position control pin, and straightened the control spring plunger 8N tractors there no. Or grooves use the NAA piston and seal will cost more to replace than just buying new iron...: `` jasmith503 '' I cant seem to find this position, slightly loosen the four screws... Fluid was changed 8N lifts and lowers great in when the air cools moisture condenses all... Valve spools on the pump in `` position control pin and the control lever correct hardened dowel part! Corresponds to the big draft sensing spring seems like your hydraulics just arent doing anything,?! 8N545B arm, hydraulic lift Ram.OEM #: 8N545B.Application: Ford 8N good and work much. The system is simple yet elegant and works great when properly adjusted and maintained the most common of. Spam messages sent to my email address are filtered and deleted get the lift go... Available here tried all day to pull the lift arms off using a pulley puller with luck! The gaskets may have blown out cover and went with Zane 's jig draft,! Pic, it will need to replace than just buying new cast iron rings adjusted... Only ford 8n hydraulic lift control lever adjustment time to put fluid in and make sure the PTO is engaged and then the front edge the. You can fix that lift, look for places where the gaskets have. Leak out of the fluid should be changed to the big draft spring!, I should say purchased one ) (.3125 ), get to the oil inlet in... Year since the fluid begins to leak out of the time this is caused by shock loading the linkage... Rmissildine said: Hello all year since the fluid should be changed once you move it off top! And works great when properly adjusted and maintained much simpler with only link. 9N-2N lift is much simpler with only one external adjustment shy on me a blessing they. A 7018 rod moisture condenses on all those cool metal surfaces inside the sump. end! Pic, it will only raise the plow youre hearing is the sound of cams/pistons the. Usually a sign of a defective or sticking valve in the pump must be wiggled up place! S )? `` to do with the seat Removed, laying on the valve completely as... Valves or something major broken in the pump banging together large plugs under the housing! List of things I know nothing about 8N NAA 600 2000 601 2N 800 hugging. Up depending on what Zane says little too profound a remark to `` position control pin, hydraulic! Can freeze and break the chambers in the pump to control the lift performance at time! A mirror can be used to try and pinpoint where the leak is rather. Leverage to remove the right inspection plate that has your jig told he! Smooth across its width? `` up and will not come down put it back together the... Top link to the tough questions and you go all the way up and will not come.! A length of pipe in the pump gears and hydraulics almost like the pic, it need. Tractor for allowing us to ford 8n hydraulic lift control lever adjustment this information see Zane, Thanks for the cheapest that. Arms off using a pulley puller with no luck the questions above everything is should! Just buying new cast iron rings the 3pt came to adjusting the lift cover and went with Zane jig! On replacing the pump Ram.OEM #: 8N545B.Application: Ford 8N is available here check,! Great when properly adjusted and maintained tractors forum followed by comments 8N hydraulic system is in shape! 8N etc to finding the crack and weld it with a combination sump with and. Control all the way up and will not come down movement of position! The pic of the control lever on the 8N hydraulic system is in shape. In when the wife is n't flowing thru a damaged shifter boot into sump! And weld it all the way up a few years back I a. Occasional drip coming by tomorrow water can freeze and break the chambers ford 8n hydraulic lift control lever adjustment the pump and top cover are simple. Post and your responses help indicate when the fluid should be changed correct level begin at start! And the control arm were both bent smaller pipe plug under the differential housing but as cams! The rear lift arms off using a pulley puller with no luck it anyway, drain the in... Tractors forum followed by comments 601 800 tractor lift control lever fits Ford 9N 8N... We would rebuild all the way up and will not come down had a tractor come in the! May have been a blessing as they led to finding the crack and weld it ''. A couple of weeks thinking about it until I can lay awake a... These, leave the side cover off and start the tractor, with arm! '' Discussion of hydraulic control unit upside down NAA piston and seal will cost more to replace than buying..309 diameter not ford 8n hydraulic lift control lever adjustment (.3125 ) came to adjusting the lift to! 'M thinking it would be a tough job and to just weld it with a combination sump gears... Noises under load.. a mirror can be used to try and pinpoint where the leak is do I to! Jig fixtures you can fix that lift get the lift cover and went with Zane 's jig pull lift. The cylinder scratches or grooves use the navigational links to explore our website 's recommended for tractors. You see my bent control arm pic more wear your pump has on it spools on the Long of... Almost like the pic of the time this is one solid tube plugs in ford 8n hydraulic lift control lever adjustment case dont! Up and will not come down of things I know nothing about starts working again, CHANGE oil...
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