1 gallon water bottle near netherlands

since I worked for a dealer.If you can't get size from your dealer I can get my dealer to tell me.The reason I asked why removal of rockshaft hous.is they didn't give much trouble.Jim Richard,I don't remember size as it's been nearly 20 yrs. Looking inside I could see another piece of screen through the hole in the main valve piston. The 4440, Deere's replacement for the 4430, was released alongside its brothers, the smaller 4040 and 4240 and the larger 4640 and 4840. . I've removed many rockshaft housings from small-frame (like your 4440) and large-frame Deeres, and you WILL want to raise the SGB slightly in the rear. Agco, Agco Allis, White, Massey Ferguson and their logos are the registered trademarks of AGCO Corporation. Your main concern going back together will be getting the load-control linkage back in the proper position. I'd be glad to have the exact size of the JD tool since my dealer does not use it. It was also $1,507 less expensive. )P51'g!DL!)d!{&v`A;U(FEl({VZ tKN:4#4Gu3A "width": 200, endobj xTM0+ fJ{k*Ui~uH$7g`1Stmsx1xAK |KJh~EFgs"[ "dateModified": "2005-04-03", stream "name": "Richard Baltzinger" "@id":"https://www.yesterdaystractors.com/cgi-bin/viewit.cgi?bd=jd&th=165679", A couple inches will do. Rockshaft housing dismantling on a JD4440. Just curious; what is a small frame Deere and what is a large frame? However, they were mechanically very similar to their predecessors in the New Generation, and in some of the ways in which they did change, they may have even taken a step in the wrong direction. Yes it CAN be donekinda tight under there isn"t it?? The eye acts as a fulcrum, and the guy on the end of the pipe can balance the rockshaft housing. } Small-frame and large-frame refer to different models of the 40/50/55-series Waterloo-built Deere row-crops. Before you judge me too harshly for choosing such a young tractor as the featured model for this month, I would like you to know this: it wasnt my idea. Although, it did not take me long to realize why the 4440 deserves a place in this magazine alongside all of the other Deere classics. The Generation II tractors were also wrapped in the newest of Henry Dreyfuss and Associates styling schemes, making them almost as handsome as they were productive. If there is I would have a leak to sump. Get the latest business insights from Dun & Bradstreet. Not many had chosen the available Syncro-Range or creeper transmissions in the 4430, so Deere discontinued them and offered the 4440 only with the 16 forward and six reverse Quad-Range or the eight forward and four reverse Power Shift transmissions. To start things off, the 4440 had a brand new engine. Y Ak0PaXi8endstream As I mentioned earlier, 4440s are a common sight around here, still working, often without even a sniff of an overhaul. Jim What do you exactly call a cherry picker ? It has a long length of square-tubing welded to it, and we slide another even longer piece over that. Those who felt that the 4430 was lacking in hydraulic lift capacity were certain to be happy with the 4440. It has a long length of square-tubing welded to it, and we slide another even longer piece over that. This, then, brings about the reason for this article. ROCKSHAFT HOUSING WITH BUSHING AND OIL SEALS [04C18], HYDRAULIC THERMOSTAT BYPASS VALVE (SYNCRO-RANGE TRANSMISSION) (TRACTOR SERIAL NO. 223 We use a plate that bolts over the end of the rockshaft cylinder in place of the end cover. Before pulling the rockshaft housing, make absolutely sure that the leak is not coming from that swivel fitting. Posted 2/5/2018 14:02 (#6556436) Subject: 4430 3pt will not raise problem found Found the problem! 4850, 4555 etc. - Yesterday's Tractors Could someone tell me if I have to remove or raise the SG cab in order to be able to remove the rockshaft housing on a JD 4440 tractor ?Furthermore is Welcome! The big nut that holds the linkage by the rock shaft housing is loose. That's a neat way to do that. "url": "https://www.yesterdaystractors.com/graphics/smllogo.png", The 4430 shared the 404 cubic inch diesel engine that had proven to be one of the best that Deere ever produced. The Personal Posture Seat was still a great place to be, but for $334, a 4440 could be outfitted with a hydra-cushioned suspension for the seat. or any other original equipment manufacturers are registered trademarks of the respective The names John Deere, JD, JCB, Hyundai Not too bad on a small-frame, but something like a 4840 housing is a heck of a load. I took the linkage off and used my hand to raise the 3pt works great. Horsepower ratings indicate nothing about acceleration at the move of the throttle controlor recovery rate after you get by Aspirin Acresor governor action as you hit a rise, a pothole or an alfalfa rootor how much work is being done on a single fill of fuel. Modern View Forum powered by phpBB 2001, 2005 phpBB Group. Just curious; what is a small frame Deere and what is a large frame? I thought of buying it from JD parts but 130 US$ is quite a lot for just a pin !! The #1 magazine for John Deere tractor, equipment, and memorabilia enthusiasts. %PDF-1.4 Probably the housing has once been removed and the gasket damaged or not replaced whe re-installed.By the way do you know the exact diameter of the JDH-42-2 centering pin ? No. Our extension tube is probably 10 feet long. stream "@type": "InteractionCounter", Use of this Web site constitutes acceptance of our. Its 466 cubic inch powerplant was based upon the old 404, but showed improvement in many areas. Horsepower ratings give no indication of drawbar pull, Deere wrote in its advertising material. A couple inches will do. Deere may have been selling itself short, but it did not bother the company. Welcome! 4430 3-point lift adjustment in reply to brandon1234, 04-23-2006 23:15:41 Brandon,if moving the . OV;Dm "A}[Xt-+7S}k lpT!dNO "description":"Discussion of Rockshaft housing dismantling on a JD4440 in the John Deere Tractors forum followed by comments. All Rights Reserved. The serial. Sure beats having to remove the cab though.On the 6000 series tractors the cab tips off to the side and that works slick. Would you recommend also to remove the control valve housing to reposition the load control arm ? Enjoy! Now the problem is adjusting the linkage to pull the arm forward enough to raise the 3pt. Details. Deere retained the basic premise of the Sound-Gard body for the 4440, but improved upon it to keep it the jewel of the industry. New member to the forum, but I've been browsing it for a few months now. That's a neat way to do that. Best I can figure, .the leak appears to originate from between this plate and the support housing. 447 A tractor with both of these options would be an extremely rare find, although it is not known if one even exists. 10RS-2) (TRACTOR SERIAL NO. "author": { 29 0 obj }, "height": 57 Between that block and the rockshaft valve housing are two springs with two balls and 5 or 6 round packings. I'd be glad to have the exact size of the JD tool since my dealer does not use it. On the other hand, though, Ive never farmed with anything as new as a 4440, so in a way, I can only dream of their modern conveniences. For the best experience on our site, be sure to turn on Javascript in your browser. Case, Case-IH, Farmall, International Harvester, New Holland and their logos are registered trademarks of CNH Global N.V. Would you recommend also to remove the control valve housing to reposition the load control arm ? Now remove the pictured block. 37 0 obj I worked the valve back and forth and with a hooked pick tool extracted a big chunk of wadded up screen. NE IA. After all, one ride in the cab of one of these tractors and a farmer would be immediately hooked, astonished by how quiet and comfortable it was (especially anyone who might have grown up in a steel pan seat). We have an eye welded on the first pipe to which we attach the overhead hoist. I couldn't grab the exploded view off of JD website, so I snagged a pic of the 'plate' where this oil leak is coming from. The 4440, Deeres replacement for the 4430, was released alongside its brothers, the smaller 4040 and 4240 and the larger 4640 and 4840. All States Ag Parts10 Ellefson Dr De Soto, IA 50069 support@tractorpartsasap.com, Rewards ProgramDo Not Sell My Personal InformationSales Tax & Exemption Info Warranty Shipping & Returns Core CriteriaForgot My Password, Sell or Donate Salvage Farm Shows & EventsClearanceQuick Order, About All States Ag PartsCompany ReviewsLocationsCareers/JobsBlog. John Deere 4430 Repairs - Part 3 Rockshaft Bench Repairs - YouTube In this episode, we get the Rockshaft Housing on the workbench where we repair the high pressure hydraulic leak, replace a. "@type": "Organization", Hello everyone. I have a 6 ft bar with a plate on the end that I bolt on after taking the piston cover off. } Only by a field demonstration with you at the wheel of a 40 series tractor can you arrive at final feelable proof. endobj It has a long length of square-tubing welded to it, and we slide another even longer piece over that. You might want to do some pressure checking to pinpoint the leak before you lift off the rockshaft housing. The 4440: It deserves a place beside other JD classics. 052149- ) [04D05], ROCKSHAFT CONTROL VALVE HOUSING COVERS [04D07], ROCKSHAFT CONTROL VALVE HOUSING COVER [04D08]. . xSMo0W[CmG0CGWJ+Uh$R@03#vY ", The only thing inside is the sensing camfollower - the rockshaft housing will have to lifted high enough to clear this. All names, descriptions, numbers and symbols are used for reference purposes only. Find company research, competitor information, contact details & financial data for BATI RENOV SERVICES of TOULOUSE, OCCITANIE. A service-manual would be a definite plus for doing this job. The 4430, 4240, 4455 etc are small-frame tractors. Posted 9/23/2009 22:58 (#857980 - in reply to #857956) Subject: Re: rockshaft housing cover removal on JD 4230. Curtis B. This offer applies only to orders placed online that are shipped to the continental US. 4430 - TRACTOR ROCKSHAFT PISTON COVER AND ASSOCIATED PARTS [04C20] EPC John Deere 14H774 AG online 4430 - TRACTOR 70 HYDRAULICS ROCKSHAFT PISTON COVER AND ASSOCIATED PARTS [04C20] Parts on group ROCKSHAFT PISTON COVER AND ASSOCIATED PARTS [04C20]: Pos. Trade Marks and Trade Names contained and used in this Website are those of others, and are used in this Website in a descriptive sense to refer to the products of others. 50 Share 10K views 3 years ago We're continuing our short series showcasing our tractor repairs. You have the right side scv.< this plate< then the rockshaft support housing it's all bolted to. First I thought the leak was due to faulty seals inside the pressure control valve. The other differences between the transmissions included the fact that the Quad-Range had significantly more transmission speeds available in the typical working range than did the Power Shift. The reverse gears could also be power shifted, but the clutch had to be used and the tractor had to be brought to a full stop before shifting between ranges or between forward and reverse. Remove it first. original equipment manufacturers. "width": 200, 16RS-2) (TRACTOR SERIAL NO. 12. If that still seemed insufficient, Deere also provided the option of a lift assist cylinder, which raised . 45,104 satisfied customers. I've never even TRIED to pull a rockshaft housing without jacking up the cab some, so I can't say whether it will come out or not. A 4640 and anything bigger are "large-frame", i.e. There was a retrofit that I added to my 4300, and will have to search back to see just what it was. Read your post, removed the rock shaft valve cover and saw some screen in the dump port. A service-manual would be a definite plus for doing this job. I bought a 4430 last summer to roll peanut hay with so we wouldn't have to cut loose from the other pickers to play catch-up with the hay . I thought of buying it from JD parts but 130 US$ is quite a lot for just a pin !! At the same time, Deere intended to remain at the top of the line with regards to operator comfort, a position that it had held for many years. Thanks so much to everyone for taking the time to share your experience, especially to you aschubert. However, the Generation II tractors were, on the whole, extremely successful. }, This option was rarely chosen, however, as it cost over $7,000. 4030, 4230, 4430, 4520+ See details - JOHN DEERE - AR76340- Rockshaft Control Valve Housing - 4030, 4230, 4430, 4520+ See all 2 pre-owned . Case, Case-IH, Farmall, International Harvester, New Holland and their logos are registered trademarks of CNH Global N.V. There is a hidden bolt at the lower corner, right hand side, that threads into that block. Basically the 44 prefix is the cut-off. Looks like someone drove a scrrewdriver through the screen. 493 The option list also showed power front wheel drive, which came with an adjustable front axle. 3pt hitch wasnt working at all on my new(to me) 4200 & found a small piece of metal in the rock shaft valve. I have a JD 4230 that is overheating the hydraulics when running a hyd motor. Thats where they are at home. Your main concern going back together will be getting the load-control linkage back in the proper position. 15 0 obj (800) 853-2651Shop Now TRACTOR PARTS Allis Chalmers Case & David Brown I would only take off the rockshaft control valve then take it down to the dealer and let them rebuild it. You must log in or register to reply here. The whole drivetrain was fortified to handle the increase in power, as was the transmission. just checked my JD 4300 rockshaft filter and there was a hole blown thru it (55 hrs). Much appreciation for posting this. The 4840 was meant to take the place of the 6030. A service-manual would be a definite plus for doing this job. Next remove the flow control valve plug, the larger hex headed looking bolt, will have some shims captured on the end. Free Shipping on orders over $249.99. "userInteractionCount": 8 "image": { Items with a core charge contain components that can be reused to make a new part. Case, Case-IH, Farmall, International Harvester, New Holland and their logos are registered trademarks of CNH Global N.V. -014049) [04, HYDRAULIC OIL COOLER RETURN LINES (POWER SHIFT) [04C13], HYDRAULIC OIL COOLER RETURN LINES (QUAD-RANGE AND SYNCRO-RANGE) [04C12], HYDRAULIC OIL RETURN LINES (POWER SHIFT) [04C11], HYDRAULIC OIL RETURN LINES (QUAD-RANGE AND SYNCRO-RANGE) [04C10], ROCKSHAFT, ROCKSHAFT PISTON, AND LIFT ARMS [04C21], ROCKSHAFT CONTROL VALVE HOUSING (MODEL NO. We use a plate that bolts over the end of the rockshaft cylinder in place of the end cover. 2023 TractorByNet.com | TractorByNet is a registered trademark of IMC Digital Universe, Inc. Other trademarks on this page are the property of their respective owners. Please contact the All States Ag location below. There are no small-frame 60-series tractors, as they were all 4560s, 4760s and 4960s. The machine itself, despite being almost a ton heavier than the 4430 before ballast was added, was a nimble and maneuverable tractor, allowing it to take on most any farm job with ease. "height": 57 A 4640 and anything bigger are large-frame , i.e. Deeres readiness to accept that its new models could not last forever put it in a great position down the line. We have an eye welded on the first pipe to which we attach the overhead hoist. "headline":"Rockshaft housing dismantling on a JD4440", All Rights Reserved. All is assembled and reinstalled. stream }. Basically the "44" prefix is the cut-off. I've removed many rockshaft housings from small-frame (like your 4440) and large-frame Deeres, and you WILL want to raise the SGB slightly in the rear. Download these special John Deere resources completely for free. 4430 rockshaft control valve stuff. But hopefully not with problems. Until that day, enjoy these tractors in the field. The rear end gets so hot you can't touch the steel. By the way do you know the exact diameter of the JDH-42-2 centering pin ? A 4640 and anything bigger are large-frame , i.e. I replaced them but that did not fix the Pb. Did any of this surprise Deere and Company? same side as control lever ,just in front is a plug , screwdriver adjustment to increase gap between the valves. YouTube Channel: Black Horse Ranch Idaho Instagram: @BlackHorseRanchIdaho The 5020 and 6030 don't figure in as they were built in standard-tread and row-crop versions. "interactionType": "https://schema.org/CommentAction", 044905-052148) [04C24], ROCKSHAFT CONTROL VALVE HOUSING (MODEL NO. Is it different series? tractor serial number 1. designates tractor model 4430 2. designates transmission type h - quad-range p - power shift w - syncro-range c - creeper 3. designates tractor serial number 4. xS0+&Qs>S93 ?.nv"+Rvi>D;;*rDd (Used to center the steering metering pump) Jim, The reason for removing it is to replace the main gasket because there is a leak between the housing and the trans case in the area just below of the high pressure inlet line (elbow turning inlet). "@id": "https://www.yesterdaystractors.com/" )fomO GA6Fias)D!J\U;>;Oc.EMYG ![T:N^CKendstream Agco, Agco Allis, White, Massey Ferguson and their logos are the registered trademarks of AGCO Corporation. hydraulic leak on 4430 between rockshaft valve and scv, Pretty sure there is nothing there but the seal. I called my local JD dealer and they had never heard of this rockshaft filter and they could not find it on the computer. Our extension tube is probably 10 feet long. Sign up to receive new product tips, new product info and special offers from All States Ag Parts. My 4400 had the same issue where it sucked the screen in. I'm betting is the o-ring #25 if it is a steady stream. "name": "Yesterday's Tractor Co.", The large-frames use substantially larger powertrain components behind the engine, can mount bigger tires, have bigger hitches with hydraulic or electronic draft control (all small-frames use mechanical load and depth sensing), etc. 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. With that information, it was known that most customers were extremely pleased with their machines, but power and capacity were the two areas in which Deere could provide the most improvement. No. After all, nearly all of the 4440s built are older than I am, so I suppose they look like old tractors to me. There is also a spring and flow control valve where the plug was removed. 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. "interactionStatistic": { (Used to center the steering metering pump). Please use the navigational links to explore our website. That's a relatively common leak-point on Deeres. You saved me a lot of time and money and down time. Is it a fork lift truck or something similar ? Yes, this can be done on the tractor, BUT there are springs, balls and valves that can fall out. There are no small-frame 60-series tractors, as they were all 4560s, 4760s and 4960s. Most of them regarded the hydraulic performance of the machines. 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. Report to Moderator. m (74 lb-ft). Get the latest business insights from Dun & Bradstreet. Probably the housing has once been removed and the gasket damaged or not replaced whe re-installed. Hope this helps. Valid with the Standard Shipping method only and does not include expedited, oversized, or LTL truck freight. The 5020 and 6030 don't figure in as they were built in standard-tread and row-crop versions. I bought a John Deere 4430 tractor from a farmer. { When you return your old part (the core), we'll refund the core charge. See www.P65Warnings.ca.gov. I live a long way from a JD dealer. Before pulling the rockshaft housing, make absolutely sure that the leak is not coming from that swivel fitting. The hydraulic pump itself was also made larger for the 4440, to the degree of 17 percent, and a reservoir which could feed oil to the pump on demand made certain that it was never starved or waiting for oil from another system. Hang a suitcase weight or two from the other end to balance and lift from close to the rear of the cab. When the tractor is warm it runs in a steady flow. endobj Deere installed a new rockshaft assembly that allowed for 26 percent more weight to be carried. If that still seemed insufficient, Deere also provided the option of a lift assist cylinder, which raised the lift capacity to 6,774 pounds, 48 percent more than the 4430. A couple inches will do. The eye acts as a fulcrum, and the guy on the end of the pipe can balance the rockshaft housing. I'm hoping to keep the SCV and the plate together, and only split it at the plate-to-housing joint. Posted: Thu Aug 21, 2014 8:09 pm Post subject: Re: Removing rockshaft with out pulling cab on 4430. First I thought the leak was due to faulty seals inside the pressure control valve. F;qg-I/I-endstream "@type": "ImageObject", The fluid seems to becoming from below the rockshaft housing. since I worked for a dealer.If you can't get size from your dealer I can get my dealer to tell me.The reason I asked why removal of rockshaft hous.is they didn't give much trouble.Jim Jim What do you exactly call a cherry picker ? None of these trademark holders are affiliated with Yesterday's Tractor Co., our products, or our website nor are we sponsored by them. It doesn't seal for fluid under pressure if it is like a 4020. I had the same problem. Wh+38+r[.6m]( . The company was able to spend all of the five years that it forecast for the Generation II tractors in development and testing of a new series. Technician. Aftermarket Equipment for Tractors Seminar, John Deere 830: The Ultimate Two-Cylinder, Seminar on Spark Plugs used on John Deere Tractors, Turbo Encabulator Update now a New Generation, John Deere Spark Plugs Seminar Presentation. }, Reconnect hydraulic tube to control valve fitting. Not too bad on a small-frame, but something like a 4840 housing is a heck of a load. 4850, 4555 etc. The 5020 and 6030 don't figure in as they were built in standard-tread and row-crop versions. Not surprisingly, the sales leader of the group was the medium duty 4430. <> Not too bad on a small-frame, but something like a 4840 housing is a heck of a load. The Quad-Range had four forward gears in four ranges and two reverse gears in all but the highest range. For them, Deere still offered the choice of the four-post Roll-Gard body with fenders. You can pull the SCV off and then pull the plate off very carefully while watching for the springs and ball. During that run, sales of the tractor averaged at over 13,000 units per year, putting the 4440 at about the tenth most popular tractor in Deeres history. I replaced them but that did not fix the Pb. I bought a Deere 4430 tractor from a farmer. I was not satisfied with the end solution in the troubleshooting guide being to replace the rock shaft control valve at $500 or more. Apr 29, 2019 Messages 1 Location NW Lower Michigan Tractor John Deere 4400 I recently spent considerable time spelunking through these forums trying to find out how to fix the problem with my JD 3-point hitch not lifting any weight. Small-frame and large-frame refer to different models of the 40/50/55-series Waterloo-built Deere row-crops. "text": "Could someone tell me if I have to remove or raise the SG cab in order to be able to remove the rockshaft housing on a JD 4440 tractor ? 16RS-1) (TRACTOR SERIAL NO. While the engine was one of the strongest in the field when it was spooled up, some customers did complain about a lack of torque at lower RPMs. My plans are to remove the rockshaft cover/housing and repair the leak. This is the second hydraulic fluid leak. stream 6 0 obj No. The 4640 and 4840 were the first true large-frame straight row-crop tractors. x-n0~Hd4JKV0N4 MhB,[hpB@V2~B};$ k %vFWLG9sJrM_K5rY? The 4440 had a gutsy, responsive engine that was a sure step up from the 4430s. I have an attachment for my cherry picker. I'd be glad to have the exact size of the JD tool since my dealer does not use it. Deere utilized the feedback that it got from its line of dealers and the farmers who had purchased the newest tractors. I recently spent considerable time spelunking through these forums trying to find out how to fix the problem with my JD 3-point hitch not lifting any weight. I did not disassemble the main valve - maybe that was a mistake. I changed the transmission pump on the same tractor yesterday, here is how I do it with the cab on, notice that you can only jack the cab up so far with out removing the hood or the shift linkage.I made the lift bracket with a wide opening so you can slide it around to line up the bolts. For a better experience, please enable JavaScript in your browser before proceeding. What do you exactly call a cherry picker ? Basically the 44 prefix is the cut-off. Your main concern going back together will be getting the load-control linkage back in the proper position. i-WS:2J(=My,]YHqmO~svoiCzt Many of you may have read the title to this article and are already thinking something along the lines of, Yep. q5yz7k(.e3K}oe"FO I have a 6 ft bar with a plate on the end that I bolt on after taking the piston cover off. SPHEREA | 9,853 followers on LinkedIn. The 4430, 4240, 4455 etc are "small-frame" tractors. Use of this Web site constitutes acceptance of our. Small-frame and large-frame refer to different models of the 40/50/55-series Waterloo-built Deere row-crops. ", The Power Shift, on the other hand, allowed full power shifting between all of the available gears. I didn't pay attention to the orientation of the hole through the piston so I am hoping the orientation doesn't matter. The 4640 and 4840 were the first true large-frame straight row-crop tractors. I've never even TRIED to pull a rockshaft housing without jacking up the cab some, so I can't say whether it will come out or not. Do not leave the SCV attached to the plate, as there are only 2 packings between the 2 parts and it is very simple to remove. 2023 Hain Publishing. Posted: Fri Mar 18, 2016 7:40 pm Post subject: 4430 rockshaft control valve stuff. Thanks for watching! Is there any other pitfalls or roadblocks I need to watch out for? It does not take much work to find a farmer who will happily tell you that their 4440 is their favorite tractor and that they think Deere had never built a better all-around machine. "@type": "WebPage", Obviously the Mannheim RS housing is smaller and lighter. While fuel economy had slipped just a bit, the numbers were still very close and the torque from the new 466 more than made up for the difference. My question is when I zip the bolts off all the way around and start to lift this housing up, is there anything inside that will need to be unhooked after I start to raise the cover? I recall early on when my 4300 was new, that there was a problem with an inline screen that could grenade and get pushed into the valve. A|eMDVZC They aren't too bad to do, I did one last summer leaking like that. In reality, the tractor could probably do significantly better than that and dynamometer test readings of 150 horsepower or better were common. When the tractor is warm it runs in a steady flow. The gasket only seals for hydraulic fluid in the transmission case that is sloshed around or return fluid. The only thing you can't fix in the valve would be the bottom cover which could have a broken bolt, but that is a low pressure return leak I believe. Free shipping for many products! John Deere and its logos are the registered trademarks of the John Deere Corporation. Agco, Agco Allis, White, Massey Ferguson and their logos are the registered trademarks of AGCO Corporation.