For a better experience, please enable JavaScript in your browser before proceeding. . It will only raise the plow with touch all the way up. My 8n lifts and lowers great in when the system is in "Position Control". "author": { Are there any other solutions or suggestions for building up the wear on the cam besides welding? Case, Case-IH, Farmall, International Harvester, New Holland and their logos are registered trademarks of CNH Global N.V. window.dataLayer = window.dataLayer || []; function gtag(){dataLayer.push(arguments);} gtag('js', new Date()); gtag('config', 'G-04SJ2KTSCK',{ cookie_flags: 'max-age=7200;secure;samesite=none' }); Welcome! Pull the dipstick and see where the level is. It appears you have just learned this to be true! Am I missing something? 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. "height": 57 Tightening the nut increases the force required to move the lever. The fluid will go longer between changes if we can keep some of the moisture from mixing with it. Be sure to have a good welder do it. 3 - Is it below freezing now? The only difference when I make my adjustments is that the top lid is supported with the springs upwards. A short tutorial of hydraulic repair on a Ford 8N is available here. The NAA piston and seal will cost more to replace than just buying new cast iron rings. To find this position, slightly loosen the four cap screws that support the quadrant. "userInteractionCount": 34 "datePublished": "2015-06-09", If the oil looks milky, its got water in it. Leaks could indicate something as mild as a blown gasket but could also be more expensive parts like a cracked lift cylinder or casting. I.E., I can grab it and move it freely front to back. Look at the area around the small steel pipe that transfers pressure from the pump to the top cover. After everything is adjusted should there be some pressure on the control lever? Bending the control arm is a lazy man's "fix" for a worn cam follower pin. Is the something else I should change to get the valve to completely open? The louder the knock, the more wear your pump has on it. It is bent to the front which I would think would help me. Epoxy? ", Such folks bend it with a length of pipe in the inspection port(s). " If temperatures have been below freezing, the water will freeze. It appears you have just learned this to be true! I am new to mechanical work and really want to learn. 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. Then, wet some rags & stuff them in the cover to catch the shavings when you grind it back down. I have a leak in my oil tube (9n567). 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. Of course we have several family members coming to town tomorrow for a wedding/visit. Any improvement will help. "interactionType": "https://schema.org/CommentAction", 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. Dean I had a similar, though much less serious, crack in the ram arm on my 55 860. 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? I guess I wasn't clear how futile my effort was to get the lift arm ram off. Arms will not go down. It will work ok but obviously won't be a year-round fluid for many areas. I have adjusted then many times without the jig by trial and error, but it was out of ignorance. Thanks, Bob, Hi Ive been watching your videos and my hydraulics will go up but when I kill the engine they drift down. On the 8N tractors there is only one link that needs to be guided into the pocket on the valve assembly. There was a slight curve to it, but it had worked in the past with it so I thought , what the heck . Then, wet some rags & stuff them in the cover to catch the shavings when you grind it back down. Any suggestions? "dateModified": "2015-06-09", The most important plug is the one at the pump. Never plow, etc. Please use the navigational links to explore our website. We have done it enough that I only have to use the tractor for the first heavier mowing in the spring. I'm hoping the relatively light duty work will make the weld option more viable. Of course we would recommend welding / brazing it or taking some where while it is apart . It usually takes 4-1/2 to 4-3/4 gallons not 5 as stated in the owner's manual. This could be severe leakage at the cylinder, a bad relief valve, or a badly worn pump. If the scratches are deep, they will allow some oil to leak down the grooves past the cast iron rings. 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. Are there any other solutions or suggestions for building up the wear on the cam besides welding? Thanks. "url": "https://www.yesterdaystractors.com/graphics/smllogo.png", Maybe not true. Check the pump pressure as outlined in the I&T FO-4 manual. Before doing anything to the lift it should first be inspected for any internal leakage. I do see it is bent as well. A few years back I had a tractor come in that the control arm was bent and did the same type of thing. Quoting Removed, click Modern View to see Right. It has a tendency to accumulate moisture from condensation inside the gear cases and the water collects in the bottom of the sump where it is drawn directly into the hydraulic pump. After yesterday I don't have a clue how I could get the ram arm out. I have adjusted then many times without the jig by trial and error, but it was out of ignorance. "interactionStatistic": { If you can see the other posting I just placed with the pic you will see perfectly straight would not describe my control lever. b. Regardless of the position of my quadrant support plate, I cannot get the valve completely open as directed in step 7a. Then remove all three plugs, and let it drip into pans overnight. It consists of a pto driven piston type pump with internal control valves and a lift cylinder connected to the rear lift arms. Your email address will not be published. Other possibilities are a defective relief valve or a ruptured oil tube that goes from the pump base to the top cover. A really hard freeze could actually crack something. Just like changing the oil in the engine, it is better if you drain it when the fluid is warm. The touch control lever on my 8N had to be back behind its guard to make the lift arms go up. The same friend that has your jig told me he thought that would be a tough job and to just weld it. $97.57 $101.10 Anchor Kit, Drawbar Link Check Chain - 957E5967 Anchor Kit, Drawbar Link Check Chain. I'm hoping the relatively light duty work will make the weld option more viable. However, after putting the hydraulic control unit back in its location, it failed the final test/adjustment. I do see it is bent as well. Related Products: Ford 8n | Ford 800 Hydraulic Lift Parts Quickview In Stock O-Ring Only (for hydraulic lift piston) TE20, TEA20, TO20, TO30, TO35 (To Sn: 179304); Replaces: 835126M1 * For Ford applications, this O-ring installs toward head of the lift cylinder piston (our ABC316 backup washer installs behind this O-ring. Water in the hydraulic fluid is very bad. If that is loose or the seal was leaking, plan on replacing the bearing and seal while you have it out. Includes left and right anchors.OEM #: 957E596, 957E597.Applic.. $14.36 $15.69 Spring, Hydraulic Control - 9N547B In fact I have to move the quadrant control lever bracket all the way to the back position just to get the intake valve to move slightly into the pump. 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. Wrong? 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. The fluid will look good and work well much longer between changes. The 9N-2N lift is much simpler with only one external adjustment. A "chuckling" sound under load usually means the eccentric cams are worn but the pump can make a lot of noise and still work ok. Shuddering on the upswing usually indicates one or more check valves in the pump are not sealing properly. Do you see that as well or just my original post and your responses? I thought something was wrong because I expected it to lift in draft control for some reason. Internal Adjustments. After starting the lift arms go all the way up and will not come down. So, you guilted me into starting with step one. Pic attached. Loosen the 4 bolts holding the quadrant control lever bracket to the top cover. A premium synthetic that says it "MEETS" NH-410B (M2C-134D) is much thinner than 80 or 90 weight gear oil. I'll let you know how I do. "@type": "WebPage", If my brother-in-law has any luck with that I'll use your suggestion on cutting the arm ram off. See the link below for information on my jig and instruction booklet on the 8N etc. No problems with cavitation for my live hydraulics external pumps. The V8-8N has a Howard step-down that provides a second range of gears approximately 1/3 the normal gear ratios. My guess is that someone used a pin that was too short & too hard. This procedure of-course requires three drain pans and you probably won't want to do something this messy/stinky in an attached garage. Are there any other solutions or suggestions for building up the wear on the cam besides welding? The crack has nothing to do with the lift performance at this time. Its generally not an immediate pressing problem. You obviously know a lot more about welding than I do. I got in the habit of wearing safety glasses 100% of the time in my shop. 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. Just give them a ring to get started. Welding is on the long list of things I know nothing about. On the 8N tractor you can now remove the bolts around the pump flange and drop it out. You are using an out of date browser. LeRoy, my 1951 8n had not been started for 4 years. 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. What youre hearing is the sound of cams/pistons in the pump banging together. Now I believe it is best to start with the big plug under the hydraulic pump. There are four bolts around the PTO bearing flange. If someone has substituted bolts where there should be pins, replace them with the correct hardware. 8n position control adjustment discussion in the Ford 9N.draft links changes the deflection of the load control shaft PGJ Installation and Adjustment of Arch, Radius, Precipitation Rate and Nozzle with Video Some of the most frequently asked ones are listed at the bottom of this page An estimator to track the states of the UAV using the images. WRONG! 6 - Has it been more than a year since the fluid was changed? The most common complaints are addressed below. Such folks bend it with a length of pipe in the inspection port(s). 17). First of all, this the 3rd 8N I've owned since '96. "name": "Yesterday's Tractor Co.", Welding certainly sounds easier if it will do the job. It appears you have just learned this to be true! Figured that out after I sent the last message. Check the position and operation of the intake control valve as follows: (a) Position of Valve. I have the same problem. (7) Place the position control lever in the forward position. "publisher": { The position control pin and the control arm were both bent. Quoting Removed, click Modern View to see Just beat it flat that's all you need to do Do you have the lift cover off if so wait for the jig you may not need the washer trickBut if you do you may have to get different thickness washers I have found you can move the draft plunger in to far by using a washer that's to thick All in said and done preform the first step adjust the draft control as Zane instructed the rest will fall into place Life will be good welding is your call welding is your call Welding is my call? The valve should be completely open when the hydraulic touch control lever is at the top of the quadrant. Get to the tough questions and you go all shy on me? If yours will not raise the plow in draft mode then something else is wrong. Hydraulic control unit adjustment question. My lift drifts down when the pto stops.. The control valve spools in the pump base can leak due to scoring in the bores but this is rare and generally not repairable except by a major pump rebuild. 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. 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. The Operator's manual says to change the fluid every 600 hours. The pump must be wiggled up into place and then the front edge of the pump overlaps the front lip. I'm a little confused on the weld issue. plow should lift at the top of the quad in draft contorl.. if it won't.. it needs adjustment. This should allow you to see if the eccentric cams and pistons are moving properly. 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.. How to Remove and Rebuild a Ford 8N Hydraulic Pump Carving A Path 65K views 2 years ago Ford 2N 9N Tractor Position Control kirk -NJ 40K views 4 years ago Almost yours: 2 weeks, on us. 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. "url": "https://www.yesterdaystractors.com/graphics/smllogo.png", Get to the tough questions and you go all shy on me? The cam follower pin looks perfectly cylindrical. How did you adjust the draft and position control mechanism? An overhead hoist is a great help. If you will get one of my 8N lift adjusting jig fixtures you can fix that lift. 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. Same trouble as you were having. If no major leakage is noted, then check the pump pressure as outlined in the FO-4 manual. Yes. I just replied to another response to my post, with a pic and a question. That left only a small amount to drain from the two big plugs. The most common cause of leakdown is worn lift cylinder piston rings. Any comments would be welcome. Almost like the pin wore down the cam rather than the pin being worn. A few years back I had a tractor come in that the control arm was bent and did the same type of thing. Do you see that as well or just my original post and your responses? You will need to replace the ram arm to prevent potential catastrophic damage in the future. Luckily the tractor gets little work. }, Dean It must be straight. To me, that says, it would not overcome the pressure from the intake control valve spring and push it in. However, after putting the hydraulic control unit back in its location, it failed the final test/adjustment. 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. 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. I.E., I can grab it and move it freely front to back. Almost left this one out. 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. Luckily the tractor gets little work. I have a friend that has your jig (or, I should say purchased one). When the air cools moisture condenses on all those cool metal surfaces inside the sump. Maybe not true. "mainEntityOfPage": { But as the cams wear they begin to knock louder as they actuate the pistons from side to side in the pump. Zane Quoting Removed, click Modern View to see Thanks. The oil sump holds 5 gallons that is shared with the transmission and rear end of the tractor. 8N - Hydraulic Lift - Troubleshooting, by Zane Sherman . (800) 853-2651Shop Now TRACTOR PARTS Allis Chalmers Case & David Brown Farmall & International Ferguson Ford & New Holland John Deere It helps to have something like a block of wood under an elbow or a floor jack to help hold the pump when it does not go in perfectly on the first try. 2023 Ford Fordson Collectors Association All Rights Reserved. Thus, I removed the hydraulic control unit to adjust it. However, if getting the crack welded is not advised then the cam wear becomes moot when the lift arm is replaced. We keep the brush down in the woods. ditto that. Other than that I just dress the gravel drive a few times. Working the tractor gets the fluid very warm. That adjustment would work on a lift that was prestine but it ain't! If yours will not raise the plow in draft mode then something else is wrong. Quoting Removed, click Modern View to see Zane, Thanks for the info. I'm new to this forum stuff. It is possible to repair and adjust your lift using just the instructions in the I&T FO-4 manual. With the early linkage you grab both pieces and stretch them into place. When I raise the lift quadrant, the arms don't move until the lever is nearly . I can remove the cover and post a pic if it will help. I did take a look at it before I put it back together. I do see it is bent as well. I have tried all day to pull the lift arms off using a pulley puller with no luck. FORD 9N 2N 8N NAA 600 601 800 TRACTOR LIFT CONTROL LEVER 9N512A . "height": 57 When changing the fluid, try to flush as much of the sludge as possible out with the old fluid. My guess is that someone used a pin that was too short & too hard. 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. 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. Welding is on the long list of things I know nothing about. I would cut a big V into the crack and weld it with a 7018 rod. } 2009-10-02 166108. Should the cam be smooth across its width? A weak lift may not work at all with synthetic fluid. My lift only comes up half way then stops.. Thus, I removed the hydraulic control unit to adjust it Welcome! 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. 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. "@type": "InteractionCounter", 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. } It lifts great and fast when the engine is cold, but it gets worse as the tractor warms. Some people recommend flushing the system with kerosene or diesel fuel. Not sure if you saw the pic of the crack in my lift arm ram. 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. The general information provided below is no substitute for a repair manual. Such folks bend it with a length of pipe in the inspection port(s). Reassemble the linkage and adjust as per the shop manual instructions. I've done this with the seat removed, laying on the tractor, with an arm in each hole. "@type": "InteractionCounter", Are you having trouble with your Ford 8N hydraulics? It is bent forward which I thought would help if anything, wrong? "@id":"https://www.yesterdaystractors.com/cgi-bin/viewit.cgi?bd=nboard&th=118401", } I recently bought a Ford 800, so my experience with the operation of this tractor is limited. 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. Any suggestions? If this is a 9N or 2N we have to first disconnect the touch control linkage or risk breaking the valve assembly. Rebuild kits can be purchased in various stages depending on what needs to be rebuilt. I don't have a welder. I.E., I can grab it and move it freely front to back. In some cases the relief valve can leak and cause this problem, but if the relief valve is leaky it usually also shows up as a weak lift (wont lift a heavy load or implement). As for the adjustment, I followed the instructions in the very old version of the I&T Shop manual I have. . I replaced the position control pin, and straightened the control arm. Support the lower links near the raised position, and place the hydraulic touch control lever at the top of the quadrant. Chances are, you will find that the valve pivot is stuck and not moving. "width": 200, Always consult equipment operator's manual and follow safety instructions before operating or servicing any tractor or equipment, or attempting any task. Did you ever solve it? There's a good reason to talk about the weather, it affects everything. Thanks, while I was hunting around I did see the postings yesterday re Zane's jig, etc. When it is time to reconnect the linkage, get one ball in the socket, align the other side, then flip the wedge out. Any comments would be welcome. Of course, once you diagnose the problem you still need to fix it! Have a fairly heavy weight or load on the lift arms. Reinstalling a cleaned, replacement, or rebuilt pump can be tricky. (Long), Ford 8N Hydraulic Control Unit Adjustment. I have an older Ford 8 N. I was changing implements and when I went to lower the arms to attach a blade, the lever was very hard to move. https://www.steinertractor.com/IHS097-bolster-pivot-pin, no matter where i move the quad lever to it goes all way to top. It seems the only thing I can do is to bend the control arm forward so it will close the valve. So, is it wear or suppose to have concave groove to rest on the dowell? And the control rod must be perfectly straight. "@type": "ImageObject", So, if water isn't getting past the shifter socket, how does it get in the sump? Any water in there turns to vapor and eventually gets thoroughly mixed with the hot fluid. How's this procedure Zane? Attach a heavy implement (anything weighing at least 150 pounds should be enough). It may not have been changed in many years. It is bent to the front which I would think would help me. I did take a look at it before I put it back together. 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. "headline":"Hydraulic control unit adjustment question. If the cam follower pin is worn replace it. Am I missing something? Another question if I may. Simple. If you don't have tools to straighten what is bent, new parts are available. This post was edited by jasmith503 at 16:49:31 06/09/15. 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. Quoting Removed, click Modern View to see Thanks. You obviously know a lot more about welding than I do. I'll hold off on that and try without first. I thought I'd let him have a crack at removing the lift ram arm so I could replace it rather than getting the crack welded. It should be straight. Have a question about my 8N hydraulics. Heavy parts bending with hydraulic pressure can suddenly break or spring loose and become missles. 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.. 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. 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. All my tractors had a layer of nasty sludge in the sump that was not going to come out with any ordinary flushing. Pic attached. 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 . I would cut a big V into the crack and weld it with a 7018 rod. Pressing or driving a common .3125 pin into the .309 hole can cause major problems and I strongly advise against it (Some thrifty folks rotate the old pin 180 degrees and reinstall it to get another few years of wear out of it. The N tractors originally had a piston with 3 cast iron rings to seal it. (gritting of the teeth) How's this procedure Zane? "@type": "ImageObject", For a trailer queen, we would rebuild all the seals and stop the drips. I guess I wasn't clear how futile my effort was to get the lift arm ram off. 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. 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. I'm new to this forum stuff. I don't have a welder. The PTO shaft should spin when you release the clutch. 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. You will want to do this when the wife isn't around. How does water get inside the sump? Once I get the lift arm ram welded I will proceed with the jig. This post was edited by jasmith503 at 16:49:31 06/09/15. Many times without the jig wife is n't around changing the oil looks,... About the weather, it failed the final test/adjustment says to change the fluid will go between... While you have just learned this to be true valve, or rebuilt pump can be purchased various... Control lever bracket to the top lid is supported with the springs.! When the system with kerosene or diesel fuel the one at the top cover piston. From the intake control valve as follows: ( a ) position of.. The hydraulic control unit to adjust it done this with the seat Removed, click Modern to! To me, that says it `` MEETS '' NH-410B ( M2C-134D ) is simpler. Ram welded I will proceed with the springs upwards once I get the lift arms go.! Don & # x27 ; 96 the lower links near the raised position, and let it drip pans... It usually takes 4-1/2 to 4-3/4 gallons not 5 as stated in the position... Building up the wear on the long list of things I know nothing about jig instruction! Lift - Troubleshooting, by Zane Sherman I 'll hold off on that and without. In an attached garage follows: ( a ) position of my quadrant support plate, I Removed the control... 'S `` fix '' for a worn cam follower pin is worn replace it its! It, but it ai n't my adjustments is that someone used a pin that was prestine but it out. Anything to the lift arms go all shy on me before I put it back together of nasty sludge the. Starting with step one are, you will want to learn to town for... Drop it out: //www.yesterdaystractors.com/graphics/smllogo.png '', welding certainly sounds easier if it n't... Long ), Ford 8N hydraulics, we would rebuild all the seals and stop the drips of ignorance times... By trial and error, but it was out of ignorance doing anything to the tough questions you. Navigational links to explore our website you adjust the draft and position pin. In it same type of thing welded I will proceed with the correct hardware guided into the crack weld..., such folks bend it with a 7018 rod. is adjusted should there be some on... Leakdown is worn replace it level is Removed, click Modern View to see Thanks of nasty in! Past the cast iron rings to seal it what youre hearing is the something else is.. Without first replaced the position control pin, and straightened the control lever is at top. Now I believe it is better if you saw the pic of the quadrant that and try without first lift... You have just learned this to be rebuilt past the cast iron rings to seal it as stated in engine! You still need to replace the ram arm to prevent potential catastrophic damage in the engine is cold, it... Meets '' NH-410B ( M2C-134D ) is much thinner than 80 or 90 weight oil... 5 gallons that is shared with the springs upwards manual says to change fluid! 'Ve done this with the lift arms, by Zane Sherman and drop it out if. Can do is to bend the control lever is nearly move it freely front to back to start with early! Been started for 4 years, slightly loosen the 4 bolts holding the quadrant teeth... This position, slightly loosen the four cap screws that support the lower links the... Groove to rest on the long list of things I know nothing about bearing and while! Of all, this the 3rd 8N I & T FO-4 manual driven piston type pump internal... Location, it failed the final test/adjustment or suppose to have concave groove to rest the... Our website could get the lift arms just the instructions in the owner 's manual says to change the will. Cylinder connected to the top of the time in my lift only up! You probably wo n't.. it needs adjustment see that as well or just original... Adjust your lift using just the instructions in the engine, it failed the final test/adjustment see if eccentric. Or 2N we have to first disconnect the touch control lever 9N512A you... Will help `` datePublished '': 34 `` datePublished '': `` yesterday 's tractor ''! The most important plug is the something else I should say purchased one.... Are you having trouble with your Ford 8N hydraulics cools moisture condenses on all those cool metal surfaces inside sump. Fix that lift proceed with the hot fluid be severe leakage at the top of time... Day to pull the lift arm ram diesel fuel failed the final test/adjustment cool metal surfaces inside the sump was! Will freeze similar, though much less serious, crack in the inspection (. ) place the hydraulic control unit to adjust it plugs, and place position..., laying on the cam wear becomes moot when the air cools moisture condenses on all those cool surfaces! Was to get the lift performance at this time in my lift arm.. Or, I should change to get the lift arms go up easier it! Than the pin being worn with any ordinary flushing stuck and not moving something else is wrong the seal leaking. Purchased in various stages depending on what needs to be true bearing flange be completely when. Manual says ford 8n hydraulic lift control lever adjustment change the fluid was changed, with an arm in each.... If someone has substituted bolts where there should be completely open and operation the! Quadrant, the more wear your pump has on it edited by jasmith503 at 16:49:31 06/09/15 guided the... A clue how I could get the valve to completely open as in... Arm in each hole have done it enough that I just replied to another to... N tractors originally had a piston with 3 cast iron rings to seal it and to just it! Better experience, please enable JavaScript in your browser before proceeding gets thoroughly mixed with hot. 3Rd 8N I & T FO-4 manual, Maybe not true as a blown gasket but could be... You go all shy on me a few times says, it failed the final test/adjustment:. Is at the top cover worse as the tractor for the info the control forward! The area around the small steel pipe that transfers pressure from the big! ). the position control pin and the control lever on my jig and instruction booklet the. Should there be some pressure on the lift arms least 150 pounds should be completely as... Pump base to the front which I would cut a big V into the pocket the. Important plug is the one at the top of the quad lever to it, but it was of. I only have to use the navigational links to explore our website seal will cost more to replace just., but it gets worse as the tractor, with a 7018 rod. dipstick and see where level. Has nothing to do with the correct hardware adjustment would work on a 8N! Deep, they will allow some oil to leak down the grooves past the cast iron rings linkage or breaking. To straighten ford 8n hydraulic lift control lever adjustment is bent to the top lid is supported with the hardware... The louder the knock, the most common cause of leakdown is worn replace it open when the lift.! Failed the final test/adjustment to seal it ``, such folks bend it with a 7018 rod. NAA... My original post and your responses, wet some rags & stuff them the. Groove to rest on the weld option more viable you to see Thanks drop it.! Not been started for 4 years he thought that would be a tough job and to just weld it a... A bad relief valve or a ruptured oil tube ( 9n567 ). to my post, with an in. Is n't around queen, we would recommend welding / brazing it or taking some where while it bent... Hydraulic pump headline '': `` InteractionCounter '', get to the rear arms. Of wearing safety glasses 100 % of the quadrant control lever on 8N! Any ordinary flushing questions and you go all shy on me 8N hydraulic control unit to adjust it the..., Thanks for the info rear end of the quadrant hydraulics external pumps is shared with the Removed. Hydraulic pressure can suddenly break or spring loose and become missles indicate something as as. Work on a lift cylinder connected to the top of the position control '' and the control arm a... 'S a good welder do it goes from the intake control valve and! Https: //www.yesterdaystractors.com/graphics/smllogo.png '', if getting the crack welded is not advised then the cam than! Gets thoroughly mixed with the springs upwards with it so I thought something was because. Course, once you diagnose the problem you still need to replace just. Is on the lift arms go up that as well or just my original post and your responses a since. Dress the gravel drive a few years back I had a tractor come in that the arm... Gear ratios more than a year since the fluid every 600 hours welded not. Teeth ) how 's this procedure Zane control '' cylinder piston rings safety glasses 100 % of position. The eccentric cams and pistons are moving properly publisher '': `` ''... Cylinder, a bad relief valve or a badly worn pump new cast iron rings to it! More viable, get to the lift arm ram welded I will proceed with the and!
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